How much fencing for a half acre yard with 5-foot fence?
Answer
51 posts, 100 rails, 800 pickets
Perimeter: ~400 linear feetPost spacing: 8 feet on centerEstimated cost: $2,865–$5,275
Need a custom calculation?
Open the full calculator with custom inputs
How We Calculated This
Posts = ceil(Length / Spacing) + 1
Perimeter = 400ft. Posts = ceil(400/8) + 1 = 51. Rails = 50 × 2 = 100.
Related Calculations
How much material for 50 feet of 4-foot fence?8 posts, 14 rails, 100 picketsHow much material for 50 feet of 5-foot fence?8 posts, 14 rails, 100 picketsHow much material for 50 feet of 6-foot fence?8 posts, 14 rails, 100 picketsHow much material for 50 feet of 8-foot fence?8 posts, 14 rails, 100 picketsHow much material for 75 feet of 4-foot fence?11 posts, 20 rails, 150 pickets
Calculated using verified formulas. Last updated March 2026.