Free Roof Pitch Calculator – Calculate Slope, Angle & Rafter Length

Professional Grade

Roof Pitch & Slope Calculator

Calculate the precise pitch, degree angle, and rafter length for any roofing project. Accurate for construction planning and material estimation.

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Pitch
Angle
Slope
Rafter Length (Theoretical)
Vertical Rise
Horizontal Run
Total Span Rise (if provided)

Note: Theoretical rafter length does not include fascia or ridge board adjustments.

Note: This tool is for informational and educational purposes only. Results are estimates and do not constitute professional advice. By using this calculator, you agree that Waldev is not liable for any errors or damages. Always verify results with official sources. Full Disclaimer
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