🏠 Home
Staircase Calculator
Straight Stairs
L-Shaped Stairs
U-Shaped Stairs
Spiral Stairs
Total Rise (floor to floor height)
Typical residential: 8' to 9' (96" to 108")
Desired Riser Height (inches)
Code: 6" to 7.75" | Ideal: 7" to 7.5"
Desired Tread Depth (inches)
Code: 9" minimum | Ideal: 10" to 11"
Stair Width (inches)
Minimum: 30" | Standard: 36" | Comfortable: 42"
Required Headroom (inches)
Code minimum: 78" | Comfortable: 80"+
Building Code
IRC (International Residential)
IBC (International Building)
Custom Requirements
Calculate Staircase
0
Number of Steps
0"
Actual Riser Height
0"
Actual Tread Depth
0"
Total Run
0°
Stair Angle
Stair Profile
Calculation Details
Total Rise:
0"
Number of Risers:
0
Number of Treads:
0
Riser Height:
0"
Tread Depth:
0"
Total Run:
0"
Stair Angle:
0°
Code Compliance Check
Riser Height (6" - 7.75"):
-
Tread Depth (≥ 9"):
-
Rise + Run (24" - 25"):
-
Headroom (≥ 78"):
-
Width (≥ 30"):
-
Material Estimation
0
Board Feet
0
Tread Boards
0
Stringers
Staircase Construction Tips
Always check local building codes before construction
Use the rise + run formula: should equal 24" to 25"
Maintain consistent riser heights for safety
Consider handrail requirements for your application
Plan for proper ventilation and lighting
Use quality materials appropriate for the load
Consider hiring a professional for complex designs