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Concrete for 25 Post Holes

Setting 25 posts in 10"-wide, 24"-deep holes takes about 52 60-lb bags of concrete (or 39 80-lb bags). Adjust the hole size and post width below.

01 / YOUR MEASUREMENTSUpdate any value
Concrete bags
52 bags
Posts
2510" holes, 24" deep
Concrete per hole
0.92 cu fthole minus the post
60-lb bags
52 bagsor 39 × 80-lb bags
Cost (est.)
$286~$5.50/60-lb bag

Planning estimate. Adjust allowances and sample prices for your supplier; tax, delivery, and labor are not included.

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Want the full guide — tools, step-by-step, common mistakes and FAQ? See the Post-Hole Concrete Calculator.

Other sizes

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