Mondo Knows Tools
Concrete Calculator
Cubic yards of concrete for a slab. Use the free concrete calculator below to get an instant answer, with the formula shown so you can check the maths and trust the result. Free, private, and no sign-up.
ft
ft
in
%
Mondo says
Concrete needed
2.72 cubic yards
Cubic feet66.67
80 lb bags123
60 lb bags163
Concrete Calculator: common questions
- What does the Concrete Calculator work out?
- Cubic yards of concrete for a slab. It is one of the Everyday & Tech tools on Mondo Knows.
- How is the Concrete Calculator calculated?
- You get an instant answer with the working shown underneath.
- Do I need to sign up, and is my data stored?
- No sign-up, and nothing you type is sent anywhere. The calculation runs in your own browser, so the figures stay on your device and the page works offline once loaded.
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Estimates for general guidance only. This is not financial, medical or legal advice. Everything runs in your browser and nothing you type is stored.