🪜 Stair Calculator
Total rise and step size
Total rise
(floor to floor, finished surfaces)
Tread depth (going)
(11 in is comfortable; 10 in is the usual code minimum)
Target riser height
(7–7.5 in is comfortable; 7.75 in is the usual code maximum)
Calculate stairs
Calculator by
CalcCoverage
— free DIY & home-improvement calculators