The Surface Area of a Gable Roof calculator computes the surface area of a roof based on the Ridge Length, Span, Overhang and Pitch.

INSTRUCTION:  Choose units and enter the following:

• (L) Ridge Length
• (S) Span of Roof
• (oH) Overhang
• (P) Pitch (choose:flat,1/12,2/12,3/12,4/12,5/12,6/12,7/12,8/12,9/12,10/12,12/12,14/12)

Area (A): The calculator returns the surface area of the roof in square feet.  The calculator also returns:

• number of 4x8s needed to cover the area
• the number of standard shingle bundles (33.3 ft²) to cover the area.

Roof Types

Roofing Calculators

See Also

• House Builder- Calculator with masonry, framing, drywall and roofing equations
• Flooring Calculator - Calculator with equations and data for flooring projects.
• Shingle Pricing - Equations that looks up the latest unit pricing for a bundle of shingles.