Stair calculator
Enter the total rise and the desired riser height (or tread depth) to get the step count and dimensions.
Result
A 270 cm total rise with an 18 cm target riser gives about 15 steps at 18 cm each.
Example
Estimate the number of steps and riser height from total height and tread depth in your browser. Values stay on your device.
A 270 cm total rise with an 18 cm target riser gives about 15 steps at 18 cm each.
Processed locally in your browser.
Methodology
Steps = ceil(totalRise / targetRiser); actualRiser = totalRise / steps. Comfort formulas (Blondel) are informational only.
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