`"Roof "_"area" = f( "length" , S ,"4/12") `

Enter a value for all fields

The Roof Surface Area calculator computes the total surface area of a basic gable roof (both sides) based on the ridge length, span, pitch and overhang. 

INSTRUCTIONS:  Choose units and enter the following:

• (L) Ridge Length
• (S) Span of Roof
• (oH) Overhang 
• (P) Pitch of Roof

Roof Surface Area (A): The calculator returns the surface area of the roof in square feet.  However, this can be automatically converted to compatible units via the pull down menu.  

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Roof Types

Roofing Calculators

Gable Roof Area of Gable Roof Gable Roof 4x8 Sheathing Gable Roof Sheathing Cost Purlins for a Gable Roof Metal for a Gable Roof Screws for Metal Gable Roof Shingles for a Gable Roof Gable Roof Shingle Cost Underlayment for Gable Roof Nails for Gable Sheathing Roofing Nails for Gable Roof Rafters and Ties for Roof Rafters Length	Hip Roof Surface Area of Hip Roof Sheathing for Hip Roof Shingles for Hip Roof Roofing Nails for Hip Roof Cost of Shingles for Hip Roof Metal for Hip Roof Screws for Metal Hip Roof Purlins for Hip Roof Underlayment for Hip Roof Surface area for Double Hip Roof Hip Roof Geometries	Shed Roof Bundles of Shingles for Shed Roof Cost to Shingle a Shed Roof Underlayment and Cost for Shed Roof 4x8s for Shed Roof Metal Panels (Ag Panels) for Shed Roof Screws for Metal Panel Shed Roof Purlins for Shed Roof Trusses for Shed Roof Metal for Shed Roofed Animal Run-in
Dormers Surface Area of Dormers Metal for Dormers Screws for Metal Dormers 4x8s for Dormers Shingles for Dormers Roofing Nails for Dormers Purlins for Dormers	Pyramid Hip Roof Shingles for a Pyramid Roof 4x8 Sheathing for Pyramid Roof Underlayment for Pyramid Roof Metal Panels for Pyramid Roof Purlins for Pyramid Roof Pyramid Roof Geometries	Roofing Geometries Pitch to Slope Pitch to Angle Rise over Run to Angle Gambrel Angle Interface Angle Interface Angle from Rise over Run Trusses Needed for a Roof Area of Roof Section
Gambrel Roof Gambrel Roof Surface Area Gambrel Roof Shingles  Roofing Nails for Gambrel Roof Gambrel Roof Underlayment Purlins for Gambrel Roof Gambrel Roof Metal Panels Screw for Metal Gambrel Roof Gambrel Angle