Roof pitch calculator - Use this calculator to calculate roof slope, roof pitch, and common rafter length.

This roof pitch calculator is a handy tool that will help you quickly assess the pitch of your roof and what length rafters you need for your construction works.

The Roof Pitch Calculator makes it easy to calculate your roof pitch in seconds. Simply enter the roof run and rise, and get the rafter length, roof pitch in degrees, and roof pitch as a percentage.

Jul 6, 2015 · Calculate roof slope, area, rafters length and other dimensions. You can also convert roof pitch to Degrees (at the bottom). To estimate roof area, enter width and length (as shown in the …

Free roof pitch calculator to determine roof slope, angle in degrees, pitch ratio, and percentage. Calculate roof pitch instantly with our easy-to-use tool.

Free roof pitch calculator. Instantly convert roof slope to angle, percent, and rise-over-run ratio with quick, accurate results.

Free roof pitch calculator to convert between degrees, ratios & percentages instantly. Calculate roof slope and pitch multiplier with installation recommendations.

Use our roof pitch calculator to find the pitch, slope, degrees, and rise over run of a roof. Plus, learn four methods to measure pitch.

Dec 24, 2025 · Slope conversion calculator, charts, formulas, and examples for converting roof slopes in standard roof pitch to roof angle in degrees & vice versa.

Calculate roof pitch in degrees, percentages, or ratios (e.g., 4/12) using rise and run. Includes formulas, examples, and safety tips for accurate roof slope measurement. Supports feet, meters, inches, and …