Timber vs. Concrete Fence Posts: An In-depth Comparison

Fence panels form the visible part of a garden boundary, but the posts provide the structural support. They transfer wind pressure into the ground, keep panels aligned, support gravel boards and maintain the position of garden gates.

This makes the choice between timber and concrete fence posts one of the most important decisions in a fencing project. A panel can often be replaced relatively easily. Replacing failed posts usually involves dismantling part of the fence, removing old foundations and setting the complete run out again.

Timber and concrete posts can both provide a reliable domestic fence when they are correctly selected and installed. Timber posts offer a natural appearance, lower handling weight and straightforward fixing. Concrete posts resist rot and work particularly well with removable framed panels and concrete gravel boards.

This guide compares the two systems in detail, including available sizes, appearance, strength, durability, maintenance, installation, cost, wet ground, wind exposure, slopes, gates, gravel boards, repairs and compatibility with different fence-panel styles.

Timber And Concrete Fence Posts At A Glance

Why Does Fence Post Choice Matter?

Posts anchor the fence and resist the forces applied to it. These forces include:

• Wind pressure on solid panels
• The weight of panels and gravel boards
• Movement caused by gates
• Pressure from climbing plants
• Ground movement
• Impact from garden equipment
• Repeated wetting and drying

When posts begin to fail, the rest of the fence can develop secondary problems.

Common signs include:

• Panels leaning
• Gaps opening between posts and frames
• Panels lifting or rattling
• Gravel boards dropping
• Gate latches becoming misaligned
• Fixings pulling from timber
• Several adjoining bays moving together

A substantial panel cannot compensate for weak posts. Equally, a strong post cannot perform properly if it is set in an inadequate foundation.

What Timber Fence Posts Are Available?

The wooden fence-post range includes pressure-treated posts in two principal square sections:

• 75 x 75mm
• 100 x 100mm

Available lengths include:

• 1.8m
• 2.4m
• 3.0m

Brown and green pressure-treated finishes are available.

The correct combination of section and length depends on the finished fence height, panel style, foundation depth, ground and exposure.

When Is A 75 x 75mm Timber Post Suitable?

A 75 x 75mm post can suit lower and lighter domestic fencing in appropriate conditions.

Possible applications include:

• Low picket panels
• Internal garden divisions
• Short trellis screens
• Lower decorative panels
• Sheltered fence runs

It should not be selected automatically for every full-height panel simply because it is the lower-cost or lighter option.

Consider a more substantial post where the fence is tall, solid, exposed or supporting heavy decorative panels.

When Is A 100 x 100mm Timber Post Better?

A 100 x 100mm timber post provides a larger section for fixings and greater resistance to bending and twisting.

It is generally more appropriate where:

• The fence is 5ft or 6ft high
• Closeboard panels are being installed
• Ultra heavy duty panels are used
• The boundary is exposed to wind
• Heavy trellis or planting is planned
• The ground is difficult
• Additional rigidity is preferred

A larger timber section still requires adequate below-ground support. It should not be used to justify a shallower foundation.

What Concrete Fence Posts Are Available?

Concrete posts are available in several configurations for different positions within the fence.

The range includes:

• Intermediate posts
• End posts
• Corner posts
• Three-way posts

Available nominal lengths include:

• 1.5m
• 1.8m
• 2.1m
• 2.4m
• 2.7m

The correct configuration must be ordered for each fence position. Concrete posts are not all interchangeable.

What Is An Intermediate Concrete Post?

An intermediate post is used between two panels on a straight fence run. It has slots arranged to receive a panel or gravel board from each side.

Most straight domestic boundaries use more intermediate posts than any other concrete-post type.

Use an end, corner or three-way post where the fence terminates or changes direction.

What Is An End Concrete Post?

An end post finishes a fence run. Its slot arrangement is intended to accept a panel from one direction rather than continue through another bay.

End posts can be used:

• At the beginning or end of a boundary
• Beside a wall where the layout permits
• Next to a separate gate-post arrangement
• Where a fence terminates beside landscaping

What Is A Corner Concrete Post?

A corner post allows the fence to turn through an appropriate angle, commonly around a garden corner.

Accurate setting out is particularly important because both adjoining fence runs depend on the corner position.

Confirm the orientation before the post mix is placed. Rotating the post after the foundation has begun to firm is difficult and may weaken the installation.

What Is A Three-Way Concrete Post?

A three-way post is used where three fence sections meet at one point.

It may be suitable for:

• Dividing neighbouring gardens
• Creating an internal garden enclosure
• Joining a rear boundary to side boundaries
• Forming separate access areas

The fence layout should be marked clearly before excavation because an incorrectly positioned three-way post can affect three separate runs.

Which Post Material Looks Better?

Appearance is subjective, but timber posts generally provide the more natural and visually consistent option.

They match:

• Wooden fence panels
• Feather edge boards
• Picket fencing
• Trellis panels
• Wooden gravel boards
• Timber garden gates
• Landscaping sleepers

Pressure-treated brown posts create a warmer initial appearance, while green-treated posts have a lighter natural treatment colour.

Concrete posts create a more practical and clearly defined structural appearance. Some homeowners prefer the clean regularity, while others prefer the posts to blend into the timber.

Can Concrete Posts Be Made Less Visible?

The appearance of concrete posts can be softened by:

• Choosing attractive framed panels
• Using planting in front of the posts
• Maintaining a consistent gravel-board line
• Keeping the post spacing regular
• Using decorative panels whose design draws attention away from the supports

Do not attach heavy planters or unsuitable coverings to concrete posts without a properly designed fixing method.

Which Post Material Is Stronger?

Concrete posts are generally resistant to rot and provide substantial support for compatible framed panels. Timber posts provide excellent fixing flexibility and can be very strong when the section, treatment and installation are appropriate.

The practical strength of the completed fence depends on:

• Post section
• Post length
• Foundation depth and width
• Ground strength
• Panel height
• Panel weight
• Panel solidity
• Post spacing
• Installation quality

A shallow concrete post can move. A correctly selected and well-installed timber post can remain stable for a long period.

Post material should therefore not be considered independently from the foundation.

Which Post Material Lasts Longer?

Concrete posts generally have the advantage where resistance to decay is the main consideration because concrete does not rot.

Timber posts remain vulnerable where they pass through the ground surface. This area is repeatedly exposed to moisture and oxygen, creating favourable conditions for decay.

Timber-post durability is affected by:

• Pressure treatment
• Cut-end protection
• Ground drainage
• Soil type
• Foundation shape
• Mechanical damage
• Standing water
• Maintenance

Concrete posts can still fail through cracking, impact, poor foundations, exposed reinforcement or severe ground movement. They are durable rather than indestructible.

Does Pressure Treatment Stop Timber Posts Rotting?

Pressure treatment improves resistance to fungal decay and insect attack. It does not make timber waterproof or permanently immune to rot.

Pressure-treated timber can still deteriorate where:

• Water collects around ground level
• The post is buried deeper in wet soil than intended
• Fresh cuts are left unprotected
• The surface is repeatedly damaged
• Drainage is poor
• Plants and debris keep the timber wet

Inspect the base of timber posts regularly, especially where the ground is shaded or slow to dry.

Can Concrete Fence Posts Crack?

Yes. Concrete posts can crack through impact, mishandling, foundation movement or damage to their edges and slots.

Inspect concrete posts for:

• Long cracks
• Loose surface concrete
• Exposed steel reinforcement
• Chipped slots
• Movement at ground level
• Separation around the foundation

Minor surface marks are different from structural cracking. A post with exposed reinforcement or significant movement requires closer assessment.

Which Post Material Needs Less Maintenance?

Concrete posts generally need less routine maintenance.

They do not require:

• Timber preservative
• Stain
• Paint
• Cut-end treatment

They should still be checked after severe weather and impact.

Timber posts should be inspected for:

• Softness around ground level
• Splitting
• Loose fixings
• Movement
• Damaged coatings
• Moisture trapped by plants or soil

Decorative coatings may also need periodic renewal if a particular colour is being maintained.

Which Post Material Is Easier To Install?

Timber posts are generally easier for DIY installation.

They are:

• Lighter to carry
• Easier to place into holes
• Straightforward to brace
• Easier to drill
• Easier to cut where adjustment is appropriate
• Compatible with ordinary timber screws and panel clips

Concrete posts are heavy and awkward. They require careful handling and accurate alignment before the foundation sets.

The installation route must be considered where access involves:

• Narrow side passages
• Steps
• Soft ground
• Tight corners
• Changes in level
• Long carrying distances

Can One Person Install Timber Posts?

A single person may be able to position some wooden posts, but a helper makes alignment, bracing and measurement easier.

Assistance is particularly useful for:

• Long 2.4m and 3.0m posts
• 100 x 100mm posts
• Sloping boundaries
• Gate posts
• Windy working conditions

Even if the post can be lifted alone, the complete installation may still require help when positioning panels and gravel boards.

How Many People Are Needed For Concrete Posts?

Concrete products should be handled according to their weight, size, access route and the abilities of the people involved.

At least two people are often required for domestic concrete posts, with more assistance or mechanical handling potentially needed for longer products or difficult access.

Before lifting:

• Clear the carrying route
• Prepare the hole
• Confirm the post orientation
• Position the braces
• Agree how the post will be lowered
• Keep hands and feet away from pinch points

Which Posts Are Better For DIY Fencing?

Timber posts are generally better suited to DIY work because they reduce handling difficulty and allow straightforward fixing.

They are particularly practical for:

• Picket fences
• Trellis screens
• Short decorative runs
• Traditional closeboard construction
• Custom panel widths
• Timber garden gates

Concrete posts may still be installed by experienced DIYers with suitable help, tools and access.

Professional installation is worth considering where several long concrete posts and boards must be moved or where the ground is difficult.

Which Posts Are Better In Wet Ground?

Concrete posts generally provide the greater resistance to persistent ground moisture because they do not rot.

They are often preferred where:

• The soil is heavy clay
• The boundary is shaded
• Water collects after rain
• Previous timber posts failed at ground level
• Concrete gravel boards are being used

Concrete posts still need stable foundations. Waterlogged or very weak ground can cause movement regardless of the post material.

Timber posts can be used in damp gardens, but appropriate treatment, drainage and foundation detailing become particularly important.

Which Posts Are Better In Sandy Or Loose Ground?

Loose ground can be difficult for both post materials because it may not provide enough lateral support.

The foundation may need to be larger or otherwise designed for the site.

Concrete posts do not automatically solve weak ground. Their additional weight may make careful foundation design even more important.

Timber posts may be easier to install and adjust, but they still require secure support.

Which Posts Are Better In Windy Gardens?

Concrete posts are often chosen for exposed boundaries because they provide substantial durable supports. Timber posts can also perform well when their section, length and foundation are appropriate.

The panel design affects wind pressure as much as the post material.

Solid panels include:

• Closeboard panels
• Ultra heavy duty closeboard panels
• Waney lap panels

Panels that allow more airflow include:

• Picket panels
• Horizontal hit and miss panels
• Double slatted panels
• Omega lattice panels through their open upper sections

Open panels can reduce some wind pressure, but no design removes the need for sound posts and foundations.

Does A Heavier Concrete Post Make A Fence Storm-Proof?

No. Fence performance in storms depends on the complete installation.

Failure may occur because:

• The foundation moves
• The post is too short
• The panel breaks
• The panel lifts from the slot
• The gravel board fails
• The ground becomes unstable
• A tree or object strikes the fence

Security brackets may help reduce panel lifting in compatible slotted systems, but they do not correct poor post spacing or weak foundations.

Which Posts Work Best With Closeboard Panels?

Framed closeboard panels can be installed with wooden or slotted concrete posts.

Timber Posts With Closeboard Panels

This combination creates a complete timber appearance and allows the panels to be fixed using compatible clips or exterior screws.

A substantial timber section is normally appropriate for tall or heavy closeboard panels.

Concrete Posts With Closeboard Panels

Concrete posts provide durable ground-level support and allow compatible panels to be replaced later by lifting them from the slots.

Check the panel frame thickness and actual width before installation.

Which Posts Work Best With Waney Lap Panels?

Waney lap panels can be used with both systems.

Timber posts provide:

• A lower-weight installation
• Natural appearance
• Simple clip or screw fixing

Concrete posts provide:

• Resistance to ground-level rot
• Easy future panel replacement
• Compatibility with concrete gravel boards

Because lap panels can be relatively light, secure fixing remains important in exposed gardens.

Which Posts Work Best With Decorative Panels?

Omega lattice, horizontal hit and miss and double slatted panels can be used with compatible timber or concrete posts.

Timber posts often suit decorative fencing visually because they blend into the panel design.

Concrete posts may suit homeowners prioritising durability and panel replacement.

Before using existing concrete posts, measure:

• The clear opening
• The slot width
• The available height
• The decorative panel frame

Decorative framed panels may not match every older concrete-post system.

Which Posts Work Best With Picket Fencing?

Timber posts are normally the most natural choice for picket fencing.

They are easy to match with:

• Round-top picket panels
• Point-top picket panels
• Individual picket pales
• Horizontal timber rails
• Matching picket gates

Concrete posts are generally unnecessary for low decorative picket fencing unless the ground or project requirements make them appropriate.

Which Posts Work Best With Trellis?

Timber posts are generally easier to use with traditional square, privacy square, horizontal slatted and diamond trellis.

They allow trellis frames and battens to be attached directly using suitable exterior fixings.

Concrete posts can support compatible trellis systems, but the attachment method needs more planning. Concrete posts should not be drilled casually because they may contain reinforcement.

Where heavy climbing plants are planned, both post types must be selected for the eventual mature load rather than the empty trellis alone.

Which Posts Work Best On Sloping Ground?

Both systems can be used on slopes, but they suit different construction methods.

Timber Posts On Slopes

Timber posts provide flexibility for:

• Custom rail positions
• Traditional feather edge construction
• Adjusted panel heights
• Shortened bays
• Changing levels

Traditional closeboard fencing can follow the slope more closely because each feather edge board is installed individually.

Concrete Posts On Slopes

Concrete posts work well where rigid framed panels and gravel boards are stepped down the slope.

Careful planning is needed to select the correct post lengths and maintain adequate below-ground support at each level.

Which Posts Are Better For Garden Gates?

Timber gate posts are generally the most straightforward choice for timber garden gates because hinges, latches and bolts can be fixed directly into the post.

The available dedicated gate posts measure approximately:

• 3.0m long
• 150mm square
• Pressure-treated brown or green

They provide a more substantial section than ordinary fence posts.

Garden gates place additional force on their hinge posts because they:

• Hang from one side
• Move repeatedly
• Catch wind
• Apply leverage at the latch edge
• Can slam

A concrete-post fence can still use dedicated timber gate posts at the entrance. This creates a deliberate mixed-material system.

Can A Gate Be Hung Directly From A Concrete Post?

It may be possible with a purpose-designed arrangement, but it is not as straightforward as fixing into timber.

Concrete posts may contain steel reinforcement, and inappropriate drilling can:

• Crack the post
• Damage the edge
• Expose reinforcement
• Reduce durability

A substantial timber gate post or suitable wallplate is often easier to plan.

Which Gravel Boards Work With Timber Posts?

Timber posts can be used with wooden gravel boards and, with an appropriate support system, concrete gravel boards.

Wooden Gravel Boards

Available pressure-treated wooden gravel boards measure approximately 150mm high and are supplied in:

• 1.83m lengths
• 2.4m lengths
• 3.0m lengths
• Brown treatment
• Green treatment

They provide a consistent timber appearance and can be cut for shortened bays.

Concrete Gravel Boards With Timber Posts

Concrete boards are heavier and need suitable brackets or supports. They should not simply be balanced between posts.

This combination may be chosen where a timber-post appearance is preferred but greater ground-level durability is wanted.

Which Gravel Boards Work With Concrete Posts?

Slotted concrete posts work naturally with compatible concrete gravel boards.

The concrete gravel-board range includes:

• 6in smooth boards
• 12in smooth boards
• 12in recessed boards
• Lightweight 6in rebated boards
• Lightweight 12in rebated boards
• 12in smooth boards with a hedgehog opening

Compatible wooden gravel boards can also be inserted into some slotted systems where their dimensions suit the post slots.

Measure the board thickness and slot before ordering.

Timber Posts With Wooden Gravel Boards

This creates the most visually consistent all-timber system.

It suits:

• Traditional gardens
• Picket fencing
• Closeboard construction
• Decorative panels
• Projects where components need cutting on site

The complete lower section remains timber, so drainage and maintenance remain important.

Concrete Posts With Concrete Gravel Boards

This combination provides the greatest resistance to rot at ground level.

It is commonly used for:

• Rear garden boundaries
• Solid privacy panels
• Damp ground
• Long-term replacement systems
• Locations where strimmer and soil damage are common

The fence panels remain timber, preserving a warmer appearance between the posts.

Can Timber And Concrete Posts Be Mixed?

Yes, where there is a clear practical reason.

Examples include:

• Concrete posts along a damp rear boundary
• Timber posts around a decorative patio screen
• Timber gate posts within a concrete-post fence
• Concrete posts on an exposed section
• Timber posts for trellis or planting features

Keep the following consistent where possible:

• Panel design
• Panel height
• Gravel-board level
• Post spacing
• Treatment colour

A planned transition looks more deliberate than individual materials being changed randomly after failures.

Which Posts Are Easier To Repair?

Timber posts can sometimes be reinforced using concrete repair spurs where the post has failed near ground level but remains sound above.

Available repair-spur sizes include:

• 75 x 75mm
• 100 x 100mm

A repair spur is installed beside the timber post and secured into a suitable foundation.

Repair is more likely to be practical where:

• The upper timber remains sound
• The post can be realigned
• The fence is otherwise serviceable
• The new connection can be made securely

Replacement is more appropriate where decay extends through most of the post.

Can Concrete Posts Be Repaired?

Minor surface damage may not require structural repair, but cracked or badly damaged concrete posts are less straightforward to restore.

Replacement is likely to be necessary where:

• The post has broken
• Reinforcement is exposed
• The slot is badly damaged
• The post cannot support the panel
• The foundation has failed

Concrete repair products should not be used to disguise a post that has lost structural integrity.

Which Posts Make Panel Replacement Easier?

Slotted concrete posts generally make future panel replacement easier.

Where the posts and gravel board remain sound, a damaged panel can often be:

1. Lifted upwards
2. Removed from the slots
3. Replaced with a compatible panel

With timber posts, clips, screws or brackets normally need to be removed before the panel can be replaced.

Timber fixings still offer an advantage where only part of a custom fence needs alteration or repair.

Which Posts Cost Less?

Timber posts generally have the lower initial product and handling cost.

Concrete posts may cost more initially because of:

• Product weight
• Delivery handling
• Additional installation labour
• More demanding excavation and lifting

The complete cost comparison should include:

• Post price
• Post mix
• Delivery
• Installation labour
• Gravel boards
• Panel clips and brackets
• Future maintenance
• Possible post replacement
• Future panel replacement

Do not compare only the price of one timber post with one concrete post.

Which Posts Provide Better Long-Term Value?

Concrete posts can offer strong long-term value where their resistance to ground-level rot reduces future post replacement.

Timber posts can provide excellent value where:

• The garden is well drained
• The fence is sheltered
• The all-timber appearance is important
• DIY installation reduces labour cost
• The fence design requires flexible fixing

The better-value option is the one that suits the site and avoids premature failure.

An unnecessarily heavy concrete system may add cost to a small decorative fence. An undersized timber system may create expensive repairs on an exposed full-height boundary.

Are Timber Posts More Environmentally Friendly?

Timber is a renewable material where it is responsibly sourced, but treatment, transport, maintenance and service life all contribute to its overall impact.

Concrete requires energy and raw materials to manufacture, but a long service life can reduce replacement frequency.

A meaningful comparison should consider:

• Material sourcing
• Treatment
• Product lifespan
• Transport weight
• Repairability
• Replacement frequency
• End-of-life disposal

A fence that fails early because the wrong post was chosen is unlikely to provide a good environmental outcome.

Can Timber Posts Be Painted Or Stained?

Yes, once the timber is sufficiently dry.

Timber posts can be:

• Left to weather naturally
• Stained
• Painted with a suitable exterior timber coating
• Matched with brown or green treated panels

Fresh pressure-treated timber can contain moisture that interferes with coating adhesion. Allow it to dry and follow the coating instructions.

Can Concrete Posts Be Painted?

Concrete posts can be coated using a suitable exterior masonry product where a different appearance is wanted.

Before coating:

• Allow new concrete to dry appropriately
• Remove dirt and algae
• Repair suitable minor surface defects
• Use a compatible primer or coating system

Painting adds a maintenance requirement that untreated concrete posts would not otherwise have.

Do Post Caps Matter?

Timber post tops are directly exposed to rain. A shaped or protected top can help water run away rather than remain on a flat end.

Where a timber post is cut:

• Keep the cut clean
• Apply suitable cut-end treatment
• Avoid creating a hollow that holds water

Concrete-post tops are normally formed as part of the product and do not require timber treatment.

Can Post Spikes Replace Concrete Foundations?

Drive-in post spikes are available for compatible 75 x 75mm and 100 x 100mm wooden posts.

They may suit:

• Low picket fencing
• Light garden divisions
• Some trellis screens
• Firm and consistent soil

They may be unsuitable for:

• 6ft solid privacy panels
• Heavy garden gates
• Waterlogged ground
• Loose sandy soil
• Rubble-filled ground
• Highly exposed boundaries

The support type must be chosen for the fence load rather than convenience alone.

Can Bolt-Down Supports Be Used With Timber Posts?

Bolt-down supports are available for 75 x 75mm and 100 x 100mm wooden posts.

They can be useful where a post must be mounted on a suitable structural concrete or masonry base.

The base must be capable of resisting fence leverage.

Do not assume that ordinary paving slabs, thin screed or decorative walls provide sufficient support.

Can Concrete Posts Use Post Supports?

Concrete fence posts are normally installed directly into suitable ground foundations rather than into timber post spikes or bolt-down sockets.

Their dimensions, weight and reinforcement are designed for a different installation method.

How Do You Choose The Correct Post Length?

Calculate the required post length using:

• Panel height
• Gravel-board height
• Trellis height
• Ground slope
• Required foundation depth
• Any post projection above the panel

For example, a 6ft panel above a gravel board requires a post that supports both components and provides sufficient length below ground.

Do not select a post by matching its total length to the visible fence height.

How Deep Should Timber And Concrete Posts Be?

There is no single universal depth for every domestic fence.

The required support depends on:

• Visible fence height
• Post section
• Panel solidity
• Ground strength
• Wind exposure
• Foundation width
• Gate loads

Both timber and concrete posts can fail when installed too shallowly.

A professional assessment may be appropriate for highly exposed boundaries, unusually tall fences, weak ground or retaining conditions.

Does Post Mix Work With Both Materials?

Rapid-set post mix can be used for suitable timber and concrete fence-post installations when the product instructions and site conditions are followed.

It cannot compensate for:

• A shallow hole
• An undersized post
• Weak surrounding soil
• Incorrect post spacing
• Poor bracing
• Standing water

Align and brace the post before the mix begins to firm.

What Should You Check Before Installing Posts?

Before digging:

• Confirm the boundary position
• Check fence ownership
• Measure the complete run
• Confirm actual panel dimensions
• Select intermediate, end and corner posts
• Plan the gravel-board height
• Mark the gate opening
• Check for buried services
• Assess delivery and handling access
• Consider the ground and wind exposure

Post selection should be complete before holes are excavated.

What Should You Check During Installation?

For every post, check:

• Position against the string line
• Spacing to the previous post
• Visible height
• Vertical alignment in two directions
• Correct slot or fixing orientation
• Foundation depth
• Brace stability

Stand back regularly and inspect the complete run. A small alignment error can become more noticeable across several panels.

What Should You Check After Installation?

After the foundation material is ready and the panels are installed, check:

• The fence line is straight
• The posts remain upright
• Panels are fully supported
• Gravel boards are level or correctly stepped
• Panel clips and screws are secure
• Concrete panels are seated correctly
• Gates open without dragging
• Latches align
• Soil does not remain piled against timber

Common Timber Post Mistakes

• Choosing 75 x 75mm posts for an unsuitable tall or exposed fence
• Using untreated or unsuitable timber
• Leaving fresh cuts unprotected
• Setting posts too shallowly
• Allowing water to collect around ground level
• Using ordinary fence posts for a heavy gate
• Fixing panels only into split timber
• Adding heavy trellis without checking the post
• Ignoring early signs of rot
• Using drive-in spikes in unsuitable ground

Common Concrete Post Mistakes

• Ordering the wrong intermediate, end or corner configuration
• Underestimating handling weight
• Setting posts without enough assistance
• Using inaccurate spacing
• Forcing thick panels into narrow slots
• Loading foundations before they are ready
• Using concrete posts to compensate for poor ground
• Drilling through reinforced sections
• Ignoring cracks or exposed reinforcement
• Failing to align slots before setting

Timber Or Concrete Post Decision Guide

Choose Timber Fence Posts If

• You want a natural appearance
• You prefer an all-timber fence
• You need straightforward drilling and fixing
• The project includes picket fencing or trellis
• You are installing the fence yourself
• Access is restricted
• You need custom rails or panel positions
• The garden is reasonably well drained
• You are prepared to inspect and maintain the posts

Choose Concrete Fence Posts If

• Resistance to rot is the main priority
• The ground is damp or shaded
• You want low routine maintenance
• You are using compatible framed panels
• You want panels to be replaceable from post slots
• You are using concrete gravel boards
• Suitable handling assistance is available
• The layout can be planned accurately
• The more structural appearance is acceptable

Fence Post Buying Checklist

Before ordering, confirm:

• Timber or concrete post system
• The panel type
• The actual panel width
• The panel-frame thickness
• The finished fence height
• The gravel-board height
• Any trellis height
• The post section or concrete configuration
• The post length
• Intermediate, end and corner quantities
• Gate-post requirements
• Ground conditions
• Wind exposure
• Post-mix quantity
• Panel clips, brackets or screws
• Concrete repair spurs where relevant
• Drive-in or bolt-down supports where appropriate
• Delivery and safe handling access

FAQs

Are Concrete Fence Posts Better Than Timber Posts?

They are better for resistance to rot and low routine maintenance. Timber posts are better for natural appearance, lighter handling and flexible fixing.

Do Concrete Posts Make A Fence Stronger?

They can provide substantial durable support, but strength still depends on post length, foundations, ground and panel design.

Do Timber Fence Posts Last Well?

Pressure-treated timber posts can perform well when correctly selected, installed and maintained. They remain more vulnerable to ground-level decay than concrete posts.

Do Concrete Posts Last Forever?

No. They do not rot, but they can crack, move, chip or expose reinforcement.

Which Posts Need Less Maintenance?

Concrete posts generally require less routine maintenance because they do not need preservative treatments or decorative coatings.

Which Posts Are Cheaper?

Timber posts are generally less expensive initially and easier to handle. Concrete posts may offer stronger long-term value where they reduce post replacement.

Which Posts Are Easier To Install?

Timber posts are easier for most DIY installers because they are lighter and easier to drill, cut and brace.

Which Posts Are Best For Wet Ground?

Concrete posts are generally preferable because they do not rot. The foundation must still suit the weak or wet ground.

Which Posts Are Best For Windy Gardens?

Concrete posts are often chosen for exposed boundaries, but substantial timber posts can also work. Foundations and panel airflow are equally important.

Can Timber Posts Support 6ft Panels?

Yes, where the post section, length, foundation and ground suit the panel weight and wind load. A 100 x 100mm post provides a more substantial option.

Can 75 x 75mm Posts Be Used For Full-Height Fencing?

They may suit selected installations, but they should not be assumed suitable for every 6ft solid or exposed fence.

Can Concrete Posts Be Used With Timber Panels?

Yes. This is a common system where compatible panels slide into the post slots.

Can Timber Posts Be Used With Concrete Gravel Boards?

Yes, with suitable brackets or supports designed to carry the board securely.

Can Wooden Gravel Boards Be Used With Concrete Posts?

They may be used where their dimensions suit the post slots.

Can Timber And Concrete Posts Be Mixed?

Yes. A common example is using concrete fence posts with substantial timber gate posts.

Can Concrete Posts Be Cut?

They should not normally be cut. Reinforcement and product design make alteration difficult and potentially damaging.

Can Timber Posts Be Cut?

Yes, but fresh cuts should be protected with a suitable cut-end treatment where required.

Can You Drill Into Concrete Posts?

Avoid drilling without an appropriate method because concrete posts may contain reinforcement and can crack.

Can You Screw Directly Into Timber Posts?

Yes, using exterior fixings of a suitable length and type. Pre-drilling may reduce splitting.

Which Posts Are Best For Closeboard Panels?

Both systems can work. Concrete posts offer rot resistance and easy panel replacement, while timber posts provide a complete timber appearance.

Which Posts Are Best For Traditional Feather Edge Fencing?

Timber posts offer straightforward rail fixing, while concrete posts can also be used with compatible cant rails and gravel boards.

Which Posts Are Best For Picket Fencing?

Timber posts usually provide the most appropriate appearance and fixing flexibility.

Which Posts Are Best For Double Slatted Panels?

Timber posts often provide the most consistent contemporary appearance. Concrete posts may be chosen where durability is the priority.

Which Posts Are Best For Trellis?

Timber posts are generally easier because trellis and battens can be fixed directly to them.

Which Posts Are Best For A Garden Gate?

A substantial dedicated timber gate post is normally the most straightforward option for hinges and latches.

Can A Rotten Timber Post Be Repaired?

Some ground-level failures can be reinforced with a suitable concrete repair spur where the upper timber remains sound.

Can A Cracked Concrete Post Be Repaired?

Minor surface damage may not affect performance, but a structurally cracked post or exposed reinforcement may require replacement.

Do Concrete Posts Need Gravel Boards?

They do not need gravel boards for their own protection, but gravel boards help protect the timber panels and form the lower part of the system.

Do Timber Posts Need Gravel Boards?

Gravel boards are strongly recommended where timber panels would otherwise sit close to wet soil and garden debris.

Can Post Spikes Be Used Instead Of Concrete?

They may suit low and lightweight fencing in firm ground. They should not automatically be used for tall solid panels or heavy gates.

Can Bolt-Down Supports Be Used On A Patio?

Only where the base is structurally capable of carrying the fence load. Ordinary patio slabs may be unsuitable.

Do Concrete Posts Improve Home Insurance Cover?

Not automatically. Insurance cover depends on the policy and cause of damage rather than the post material alone.

Which Post Type Is Best Value?

Timber often provides better initial value, while concrete can offer better long-term value in damp or demanding locations.

Choose The Post As Part Of The Complete Fence

Timber posts provide natural appearance, lighter handling and flexible installation. They work particularly well with picket fencing, trellis, custom closeboard construction and timber garden gates.

Concrete posts provide resistance to rot, low routine maintenance and straightforward replacement of compatible framed panels. They work naturally with concrete gravel boards and long-term privacy boundaries.

Neither post material can compensate for poor foundations, incorrect spacing or unsuitable panels. Consider the visible fence height, panel weight, wind exposure, soil, drainage, gravel boards and gate loads before choosing.

For many gardens, the best result may combine both materials. Concrete posts can support the main fence run, while substantial timber gate posts provide reliable fixing for hinges and latches. The correct system is the one that fits the site, can be installed safely and provides the required balance of appearance, maintenance and durability.