Mulch for a 20×25 area

4.63 cubic yards (63 bags)

of mulch for 500 sq ft at 3 inches deep: 125 cu ft, or 63 bags of 2 cu ft.

A 20×25 foot area is 500 square feet. Most garden beds need 2 to 3 inches of mulch; a fresh bed or a weedy one benefits from 3 to 4 inches.

Mulch for 20×25 by depth

DepthCubic yardsCubic feet2 cu ft bags3 cu ft bags
1 in1.5441.72114
2 in3.0983.34228
3 in4.631256342
4 in6.17166.78456
6 in9.2625012584

How it’s worked out

  1. 25 × 20 = 500 sq ft.
  2. 500 × 3 in ÷ 12 = 125 cu ft.
  3. 125 ÷ 27 = 4.63 cu yd, or 125 ÷ 2 = 63 bags of 2 cu ft (rounded up).

Change the numbers

Mulch needed

4.63 cubic yards

63 bags of 2 cu ft, or 42 bags of 3 cu ft.

Area500 sq ft
Cubic yards4.63 (about $185 bulk)
Cubic feet125
2 cu ft bags63 (about $252)
3 cu ft bags42

Other bed sizes

Questions

How much mulch do I need for a 20×25 area?
4.63 cubic yards at 3 inches deep, or 63 bags of 2 cu ft. At 2 inches it is 3.09 yards (42 bags).
How many bags of mulch for 20×25?
63 bags of 2 cu ft or 42 bags of 3 cu ft at 3 inches deep.
Is bulk or bagged mulch cheaper for 20×25?
Bagged: about $252 for 63 bags. Bulk: about $185 for 4.63 yards, plus delivery. Bulk usually wins above 2 or 3 yards.

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