Stair Calculator

Calculates stair rise/run.

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Result

Riser height

7.71 in

Tread depth

8.57 in

Stair Calculator — How It Works

Calculates stair rise/run. Try the Stair Calculator in your browser — instant results, no sign-up.

Enter your values in the fields shown. Results update live as you type.

Yes — runs entirely in your browser.