Staircase Calculator
Calculate rise, run, and number of steps for stairs.
Risers
14
Treads
13
Actual Rise
7.71"
Total Run
10.8 ft
Stringer Length
14.1 ft
Angle
39.7°
Code Compliant
Yes
Rise+Run Rule
17.7"
Target: 17-18"
IRC Code: Max riser 7¾", min tread 10", max rise variation ⅜". Ideal comfort: rise + run = 17-18".