Fence Calculator
Securing your backyard for a new dog? Our free Fence Calculator removes the complex math from fence building, telling you exactly how many posts, panels, or individual pickets you need to buy.
Fence Material Calculator
Standard is 6' or 8'
Usually 2 or 3
0 for solid privacy
What is the Fence Calculator - Estimate Wood & Chain Link Materials?
The Fence Calculator is an outdoor construction estimation utility. It takes the linear perimeter of your property and divides it by standard fencing measurements to generate a comprehensive bill of materials.
How to use the Fence Calculator - Estimate Wood & Chain Link Materials
- Enter the total linear footage of the fence line to be built.
- Select your fence type (Pre-built Panels or 'Stick-built' individual pickets).
- Enter your post spacing (typically 6 or 8 feet).
- The tool calculates the required posts, concrete bags, rails, and pickets.
Example
You need 100 feet of privacy fence using standard 8-foot pre-built panels. 100 / 8 = 12.5. You will need 13 panels. You will also need 14 posts to hold those 13 panels up, and 14 bags of concrete.
Understanding Your Results
The output is a precise shopping list. It prevents the common DIY mistake of forgetting the final end post or underestimating the number of 2x4 rails needed to support the pickets.
Common Use Cases
- Home Enclosures: A homeowner estimating the cost difference between an 8-foot spaced panel fence vs a custom 6-foot spaced picket fence.
- Property Lines: Calculating the materials required to replace a single 40-foot span of fence blown down in a storm.
- Budgeting: Taking the exact picket count and multiplying it by the cost of cedar vs pine to determine project affordability.
How it Works
The tool divides the total linear length by the post spacing to determine the number of posts (adding 1 for the end post). If stick-building, it multiplies the number of sections by the rails per section (usually 3). It then divides the total length by the width of a single picket to find the picket count.
Tips & Accuracy Notes
- •Always add an extra post for every gate you plan to install, as gates require dedicated hinge and latch posts.
- •If your property is on a steep hill, 'stepped' fencing requires more posts and shorter panel spans than flat ground.
Frequently Asked Questions
How deep should fence posts go?
A general rule is that 1/3 of the total post length should be buried in the ground. For a 6-foot tall fence, you need an 8-foot post, burying 2 feet of it in concrete.
Should I use panels or individual pickets?
Panels are much faster to install but require perfectly flat ground. Stick-building with individual pickets takes longer but allows the fence to perfectly follow the natural slope of your yard.
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Disclaimer: Tool estimates assume flat terrain and straight property lines. Local building codes may require specific post depths or wind-load reinforcements not accounted for here.