Outdoor projects calculator

Fence Cost Calculator

Plan a straight-run panel fence using total length, panel width, gate count, and local unit prices. Quantities round up because partial panels and posts cannot be purchased fractionally.

Reviewed for clarity · August 2026

Live project estimator · United States

Enter your measurements

Results update as you type. Prices use USD; replace example rates with current local quotes.

The math

How this estimate works

Panels = ceiling((length − gate width) ÷ panel width). Posts = panels + 1 + gate posts. Cost = panels × panel price + posts × post price + gates × gate price.

FORMULAPanels = ceiling((length − gate width) ÷ panel width). Posts = panels + 1 + gate posts. Cost = panels × panel price + posts × post price + gates × gate price.

This approach turns your inputs into a planning quantity. It does not infer hidden conditions, product-specific installation requirements, delivery minimums, or local taxes. Those checks belong in the final purchase decision.

Worked example

A realistic example

EXAMPLE PROJECT

For 120 ft with one 4 ft gate and 8 ft panels, plan 15 panels and 18 posts. At the sample unit prices, materials total about $1,755 before tax and concrete.

Use the example to audit the logic, then replace every sample input with your own field measurement and current local price.

Avoid rework

Common estimating mistakes

  • Measuring property lines without a survey
  • Forgetting corner, end, and gate posts
  • Ignoring permit, utility-locate, and setback requirements

Before ordering

Practical checks

  • Call 811 before digging
  • Confirm property lines and local fence rules
  • Price fasteners, caps, concrete, stain, and delivery separately

Quick answers

Frequently asked questions

How accurate is this fence cost calculator?

It is a planning estimate based on the measurements and rates you enter. Product specifications, site conditions, taxes, delivery, local labor, and code requirements can change the final quantity or cost.

Should I round up materials?

Yes. The tool rounds indivisible items where appropriate and includes the displayed waste or ordering allowance. Always confirm package quantities and return policies before buying.

Can I use this result as a contractor bid?

No. Use it to set an early budget and compare itemized quotes. A qualified local professional should verify field conditions and scope.

Source logic

How we choose references

We prioritize US government, model-code, trade-association, and manufacturer technical resources. Sources support the safety or estimating convention; your selected product sheet and local authority remain controlling.