Stair Calculator
Total Rise (inches)
Desired Riser Height (inches)
Desired Tread Depth (inches)
Calculate
Results
Number of Steps
0
Riser Height
0 in
Tread Depth
0 in
Total Run
0 in
Stringer Length
0 in
Formula:
Number of steps = ceil(total rise / riser height)
Actual riser height = total rise / number of steps
Total run = (number of steps - 1) * tread depth
Stringer length = sqrt(total rise^2 + total run^2)