Stair Calculator
Calculate riser height, tread depth, and stringer length for your stairs.
Calculate Stair Rise, Run, and Stringer Instantly
Our Stair Calculator helps you determine the exact dimensions needed for safe and code-compliant stairs, taking into account rise, run, and stringer calculations.
- 1
Total Rise
Enter the total vertical height from floor to floor.
- 2
Tread Depth
Specify the horizontal depth of each step.
- 3
IRC Compliance
Ensure your stairs meet building code requirements.
Accurate Stair Design for Builders and Contractors
Essential tool for builders, contractors, and DIY enthusiasts planning stair construction.
- 1
For Builders
Precise calculations for professional stair construction.
- 2
For Contractors
Accurate material estimates and layout planning.
- 3
For DIYers
Easy-to-use tool for home improvement projects.
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