How to use this fence picket calculator
Enter the requested values above and select Calculate. The result updates immediately on the page, so you can change one value and compare different scenarios without leaving the calculator.
Formula and method
Example
A 100 ft fence using 5.5 inch pickets with 0.5 inch gaps needs about 200 pickets.
What this calculator is useful for
Estimate fence pickets from fence length, picket width and gap between pickets. It is designed for quick estimates and everyday problem solving. When a calculation affects a contract, tax filing, medical decision or other high-stakes situation, verify the result with the appropriate professional or authoritative source.
Frequently asked questions
What does the Fence Picket Calculator calculate?
Estimate fence pickets from fence length, picket width and gap between pickets.
How does the calculation work?
Pickets ≈ fence length in inches ÷ (picket width + gap), rounded up.
Is this calculator free?
Yes. ERICH Calculators is free to use and no account is required.