Home, building & household
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Home, building & household
Stair calculator
Estimate step count, actual rise and tread.
Your result
Complete the fields and calculate.
Example
Stair calculator
280 cm at about 17.5 cm gives 16 risers.
FAQ
Frequently asked questions
How accurate is the result?+
The calculator uses the stated formula and only rounds the display. Accuracy depends on your inputs.
Is this calculator really free?+
Yes. Use it as often as you like without an account or registration.
Are my entries stored?+
The calculation runs directly in your browser. Calculator values are stored locally only when you explicitly add a result to “My results”. Favourites and history also remain locally on your device.