Stair Calculator
Calculate Stair Dimensions
Results
Valid Stair Design
Your stair design meets standard requirements.
Number of Steps
0
Stair Angle
0°
Total Run
0.0 in
Space Required
0.0 in
Standard Requirements
Rise: 4-7.75 inches (optimal: 7 inches)
Run: 10-14 inches (optimal: 11 inches)
Minimum width: 36 inches
Minimum headroom: 6 feet 8 inches