Free Calculator
Roof Pitch Calculator
Calculate roof slope, angle, and pitch from rise/run, ratio, or degrees. Get instant results.
Enter Known Values
Enter Roof Pitch (rise per 12" run)
/12
deg
in
Run (horizontal distance)
in
Calculate Roof Pitch
Pitch
-
in 12
Angle
-
degrees
Slope
-
% grade
Rise
-
inches
Run
-
inches
Hypotenuse
-
inches
Roof Pitch Diagram
RUN
RISE
4/12 = 18.43°