Fence Calculators, Charts & Material Guides
Plan a wood fence from layout through shopping. Start with the full Fence Calculator, then use the specialized tools and reference charts for posts, spacing, pickets and concrete.
Plan the whole fence
The main Fence Calculator combines equalized post spacing, gates, corners, pickets, rails, concrete, fasteners, a visual layout, shopping list and material-cost estimate.
Fence Calculator
Enter your fence dimensions once. PlanDIYBuild turns them into the quantities, layout and shopping information you need to plan the project.
Calculate My Fence →Fence reference guides
Use these when you want an immediate chart or rule-of-thumb answer, then jump into the calculator for exact project dimensions.
Fence Post Spacing Chart
Quick-reference post counts and equal spacing for common fence lengths.
Read guide →Concrete Bags per Fence Post
Compare 40 lb, 60 lb and 80 lb concrete bag counts for common post-hole sizes.
Read guide →How Many Fence Pickets Do I Need?
Picket quantity tables for 25–300 ft fence runs using common picket widths and gaps.
Read guide →From fence line to shopping list
Measure the total fence run first, then identify gates and direction changes. Use the main Fence Calculator for the complete takeoff. If you only need one answer—such as post spacing, picket quantity or concrete bags—use the specialized tool instead. Verify structural details, post depth, spacing and local requirements before purchasing or building.