Free fence calculators, no signup
Know exactly what your fence will take and cost
Enter your fence length and specs below and get a full post, rail, picket and concrete count, plus a cost estimate, in seconds. Every formula is shown, nothing is a guess.
Fence calculator
Enter your specs. Every result updates live and shows its formula.
What you get
The parts that do the actual work.
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A real material take-off
Posts, rails, pickets or panels, concrete and hardware, all counted from your exact measurements, not a rule of thumb.
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Every formula shown
Each result comes with the formula and the numbers used, so you can check it or hand it to your contractor.
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No signup, works offline
The calculator runs in your browser. Save a quote, share a link, or install it and use it without a connection.
More fence calculators
Locked to a material or a specific job, so the defaults are already right.
- Wood fence calculator Calculate posts, rails, pickets and concrete for a pressure-treated pine, cedar or redwood fence. Every formula shown, cost optional.
- Privacy fence calculator Calculate posts, rails and pickets for a solid privacy fence in any material, with a zero-gap board layout by default.
- Picket fence calculator Calculate posts, rails and pickets for a classic picket fence with a visible gap between boards, the front-yard style rather than privacy.
- Fence picket calculator Calculate exactly how many pickets you need from your fence run, picket width and gap, including a waste factor.
- Shadowbox fence calculator Calculate materials for a shadowbox fence, which alternates pickets on both sides of the rails for a semi-private, two-sided look.
- Board on board fence calculator Calculate pickets for a board-on-board fence, which overlaps boards for full privacy from both sides, with the overlap built into the formula.
- Split rail fence calculator Calculate posts and horizontal rails for a two-rail or three-rail split rail or ranch-style fence.
- Fence rail calculator Work out how many horizontal rails a fence run needs from its length, post spacing and rails per section, with the math shown.
- Cedar Fence Calculator Calculate cedar pickets, 2x4 rails, 4x4 posts and concrete bags for Western Red Cedar privacy fences with live material estimates.
- Redwood Fence Calculator Estimate premium redwood boards, stringers, posts and concrete needed for standard or board-on-board redwood fences.
- Pressure-Treated Fence Calculator Plan pine privacy fences with accurate counts for pressure-treated pickets, ground-contact posts, rails, and concrete bags.
- Stockade Fence Calculator Estimate pointed stockade pickets, backer rails and posts for 6-foot traditional wood privacy fencing with zero board gap.
- Chain link fence calculator Calculate line posts, terminal posts, top rail and concrete for a chain link fence run, with 10 foot post spacing as the default.
- Aluminum fence calculator Calculate panels and posts for an ornamental aluminum fence, with a note on the common 4 foot minimum height for pool code compliance.
- Chain link fabric calculator Work out how many rolls of chain link fabric cover a run, the cut piece left over, and how many splices join them, with the math shown.
- Ornamental Metal Fence Calculator Calculate decorative steel and aluminum fence panels, flange or in-ground posts, brackets, and gate hardware allowances.
- Chain Link Post Calculator Determine exact quantities of terminal corner posts, end posts, line posts and loop caps for residential chain link fences.
- Vinyl fence calculator Calculate panels, posts and post caps for a vinyl fence from your run length and panel width, in a privacy, picket or panel style.
- Composite fence calculator Calculate posts, rails and boards for a composite fence, priced with your own local unit prices for a full cost estimate.
- Fence panel calculator Calculate how many pre-assembled fence panels you need, in full panels plus one cut panel for any leftover run.
- Vinyl Privacy Fence Calculator Calculate tongue-and-groove vinyl privacy panels, routed posts, post caps and concrete footings for standard 6ft fencing runs.
- Vinyl Picket Fence Calculator Plan decorative 3ft or 4ft PVC vinyl picket fence installations with post spacing, caps and pre-routed horizontal rails.
- Composite Fence Panel Calculator Estimate composite fence boards, aluminum post channels, and concrete bags for low-maintenance modern composite fences.
- Fence post calculator Calculate line posts, corner posts and end posts from run length and spacing, with concrete for each post included in the take-off.
- Fence post concrete calculator Work out how many bags of concrete mix each fence post footer needs, accounting for the post itself, based on hole and post dimensions.
- Fence post depth calculator Get the right embedment depth for a fence post from frost line and above-ground height, so corner posts hold and winter frost cannot heave them.
- Concrete bags calculator Turn hole diameter, depth and the number of holes into a bag count for 50, 60 and 80 pound mixes, with the volume math shown.
- Gravel calculator Compute gravel volume in cubic feet and yards, then tons by material type, for driveways, pad work and fence post bases.
- Retaining wall calculator Work out blocks per course, courses and total blocks for a retaining wall from wall dimensions and block size, including the buried base course.
- Fence Post Spacing Calculator Calculate exact on-center post spacing and section divisions to prevent short awkward end panels on any fence length.
- Fence Post Length Calculator Find total post length based on fence height, local frost line depth, and drainage gravel base with recommended lumber sizes.
- Fence Post Hole Calculator Calculate post hole diameter, depth, cylinder volume, and 60 lb or 80 lb concrete bags needed for sturdy fence footings.
- Linear feet of fence calculator Add up every straight segment, gate span and slope run into one total linear footage for your fence material take-off.
- Acreage to fence length calculator Turn acres into an estimated fence perimeter for a square property, with the math to adjust to any shape you find on the ground.
- Fence perimeter calculator Get the total perimeter feet and the post sections that length implies for a rectangular yard, with the spacing math shown.
- Fence slope calculator Adjust your fence run for a graded yard: slope-adjusted length from the horizontal run, plus a rack-versus-step sanity check.
- Fence Section Calculator Compute full pre-built fence panels, partial end cuts, gate deductions, and total posts needed across your property line.
- Fence Picket Spacing Calculator Calculate exact picket board counts and uniform spacing gaps between posts for clean shadowbox and picket fence panels.
- Fence gate calculator Plan the opening, the posts that carry it and the hardware a fence gate needs, for a walk gate or a double drive gate.
- Gate width calculator Turn your clear gate opening and hinge clearance into the gate panel width, in inches and feet, with the math shown.
- Double Gate Calculator Calculate exact frame widths for each leaf of a double driveway gate with hinge clearances and center drop rod spacing.
- Gate Post Calculator Determine 4x4 or 6x6 gate post sizing, minimum embedment depth, and concrete volume needed to resist gate sag under load.
- Pool fence calculator Plan a compliant pool enclosure with a common 4 foot minimum height, self-latching gate and a full material take-off.
- Dog fence calculator Size the containment height, gate and full material take-off for a dog fence, from small breeds to escape artists.
- Deer fence calculator Size a deer barrier at the 8 foot height deer respect, with a full post, panel and concrete take-off for the run.
- Horse fence calculator Plan a livestock-safe horse fence at the commonly cited 4.5 to 5 foot height, with post spacing and full material take-off.
- Cattle Fence Calculator Estimate barbed wire rolls, steel T-posts, corner H-brace wood posts, and wire footage for livestock and cattle pastures.
- Goat Fence Calculator Calculate non-climb woven wire mesh rolls, T-posts, corner brace assemblies, and clip fasteners for secure goat paddocks.
- Garden Fence Calculator Plan rodent and deer garden protection with welded wire rolls, posts, and subterranean L-shaped anti-burrow aprons.
- Fence cost calculator Estimate total fence cost from run length, height and your local material and labor rates, with the budget math shown.
- Fence stain calculator Work out how much fence stain covers both sides of a run for one, two or three coats, in gallons and 5 gallon buckets.
- Fence Removal Cost Calculator Estimate demolition labor, haul-away truck fees, and dumpster rental costs to tear out old wood, chain link, or vinyl fencing.
How it works
Three steps, no account needed.
- 01
Enter your fence length and height
Pick a material and style, or start from the defaults and adjust as you go.
- 02
Review the material and cost breakdown
Posts, rails, pickets, concrete and hardware update live as you change any input.
- 03
Copy, print or share the result
Copy the bill of materials, print a clean summary, or copy a link that reproduces the exact same numbers.
Frequently asked questions
Answers to what people ask most.
What is Fence Calculator and what does it do?
Fence Calculator is a free tool that turns your fence length, height, material and style into a full material list: posts, rails, pickets or panels, concrete bags and hardware, each with its formula shown. Enter your own local prices to see a cost estimate too. There is no signup and no installation.
Is it free to use?
Yes. Every calculator on this site is free with no signup and no usage limit. The site is supported by advertising, which is never shown inside the calculator results themselves.
Do I need an account?
No. The calculator runs entirely in your browser. Nothing needs to be installed, and there is no account to create.
Does it work on mobile?
Yes, the calculator is built to work on a phone, tablet or desktop. Inputs and results are laid out to stay usable on a small screen rather than being a shrunk desktop layout.