Stair Tread & Riser Calculator
Compute riser count, riser height, and tread depth from total rise.
Number of Risers
14
Actual Riser Height
7.714 in
Number of Treads
13
Recommended Tread Depth
9.57 in
Total Run
124.43 in
IRC Rule
Tread × 2 + Riser ≈ 24-25 in for comfortable stride
Total Rise
108.00 in