Cost to fence 400 feet
Short answer
A 400-ft wood privacy fence (6 ft tall) costs about $6,000–$16,000 installed and needs roughly 52 posts and 873 pickets.
Installed cost
$6,000–$16,000
Posts
52
Pickets
873
Concrete bags
104
Fencing 400 feet
The figures above assume a 6-ft wood privacy fence with one gate and posts set 8 feet apart. Chain link runs cheaper; vinyl and aluminum cost more. Change the material, height, and spacing in the calculator to match your project.
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Frequently asked questions
How much does it cost to fence 400 feet?
A 400-ft wood privacy fence costs about $6,000–$16,000 installed. Cheaper materials like chain link cost less; vinyl and aluminum cost more.
How many posts for a 400-foot fence?
About 52 posts at 8 ft spacing (50 sections plus end and gate posts). Closer spacing on windy or sloped sites adds posts.
How many bags of concrete for a 400-foot fence?
Around 104 bags — roughly 2 per post. Deeper holes for tall or windy fences use more.