Staircase Rise & Run Calculator

Number of risers, tread depth, stair angle and total run for a stair that fits your floor-to-floor height, checked against UK Part K / IRC codes.

Result

Risers × Treads
14 × 13
Individual rise
192.86 mm
Tread going
234.29 mm
Stair angle (pitch)
39.46°
Total horizontal run
3,046 mm
Headroom clearance needed
2000 mm (Part K)
Code check
✓ UK Part K compliant

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