ConcreteBag

How Many Bags of Concrete for a 10 Inch Sonotube?

A 10" tube filled 48" deep needs 4 bags of 80 lb concrete.

4bags

80 lb bags · estimated $27.92 at $6.98/bag

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Estimated cost: ~$27.92 (4 × $6.98/bag, Spring 2026 pricing)

Bag size

Material list

  • 4 × 80 lb concrete mix bags $27.92 @ $6.98/bag (Spring 2026)Home Depot ↗Lowe's ↗
  • Wheelbarrow or mixing tub
  • Mixing hoe or drill paddle
  • Margin trowel or float
⌀ 10 in4 ft (D)

Multi-bag comparison

Bag sizeBagsPrice/bagTotal
80 lbBest value4$6.98$27.92
60 lb6$5.98$35.88
40 lb8$4.98$39.84

Prices are spring 2026 estimates. Above ~60 bags, price a ready-mix truck too — it is often cheaper.

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4 bags(80 lb)
$27.92
Buy at Home Depot

How this is calculated

We convert your dimensions to cubic feet, add a 10% waste buffer for spillage and an uneven subgrade, then divide by the bag's yield and round up to the next full bag.

FAQ

How many bags of concrete for a 10 inch sonotube?

A 10-inch tube filled 48 inches deep needs about 4 bags of 80 lb or 6 bags of 60 lb concrete, including 10% waste.

How do I calculate concrete for a deeper or shallower tube?

Enter your depth in the calculator above and the bag count updates instantly. Concrete scales directly with depth.

How much concrete does a 10 inch sonotube hold?

About 2.2 cubic feet per 48 inches of depth for a 10-inch tube.