Mulch Calculator

Calculate cubic yards of mulch, number of bags, weight, and cost for your landscaping project. Supports shredded, bark, rubber, and stone mulch types.

Area Input

Length (ft)

Width (ft)

Depth (inches)

Mulch Type

Price per Cubic Yard ($)

Coverage Quick Reference

Depth	1 cu.yd covers	2 cu.ft bag covers
1 inch	324 sqft	24 sqft
2 inches	162 sqft	12 sqft
3 inches	108 sqft	8 sqft
4 inches	81 sqft	6 sqft

'Should I remove old mulch before adding new?', 'answer' => 'Not usually. If the old mulch has compacted into a mat, loosen it with a rake first. If it has turned grey and decomposed, you can till it in. Otherwise, topping off over existing mulch is fine.'], ]" />

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Mulch Types Comparison

Shredded Wood

Best for gardens. Improves soil as it decomposes. Replace annually.

Bark Mulch

Longer-lasting. Less soil amendment. Good for slopes.

Rubber Mulch

Playgrounds, long-lived. Doesn't improve soil. May get hot.

Decorative Stones

Permanent solution. Good drainage. Heavy, won't blow away.