How much fencing for a third acre yard with 4-foot fence?
Answer
44 posts, 86 rails, 680 pickets
Perimeter: ~340 linear feetPost spacing: 8 feet on centerEstimated cost: $2,450–$4,508
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How We Calculated This
Posts = ceil(Length / Spacing) + 1
Perimeter = 340ft. Posts = ceil(340/8) + 1 = 44. Rails = 43 × 2 = 86.
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.