How to estimate mulch
Multiply bed length by width and mulch depth in feet. Divide cubic feet by 27 to get cubic yards.
Before you buy
Use a consistent depth and confirm whether the seller quotes loose cubic yards or bagged cubic feet. Avoid piling mulch against tree trunks.
How many cubic feet are in a cubic yard?
One cubic yard equals 27 cubic feet.
Last reviewed: October 2026. This tool performs calculations locally in your browser.