Angle and comfort rule from rise/run.
Last Updated: 04 Jan 2026
Angle ≈ 32.74°, grade 64.3%
2R+T = 640 mm. Rule of thumb: 2R+T often ~550–700 mm for residential comfort.
Stair Pitch Calculator helps you angle and comfort rule from rise/run. It is commonly used by domain specialists, operations teams, learners for stair angle, stair pitch, 2R+T.
Stair Pitch Calculator
Angle and comfort rule from rise/run.
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Disclaimer: Specialty calculators provide rough estimates for planning and education, not professional engineering, tax, or legal advice.