Roofing Calculator

Estimate roofing materials and costs for your project quickly and accurately.

Roofing Calculator

House Base Area

sqft sqm

Eaves Stick Out

feet meters

Pitch or Angle

Roof Pitch

Options

Price

$ per sqft per sqm

Roof Area

sqft sqm

There was an error with your calculation.

Roofing

The estimated roof area is 2,818 square feet

or 261.8 square meters or 313.1 square yards.

To have 10% buffer would require 31 roof squares.

By United States standard, the roof will need:

85 bundles of composition shingles (each bundle will cover ~33 ft2)
29 rolls of roll roofing (~36 in × 36 ft for each roll)
8 rolls of #15 felt (~36 in × 144 ft for each roll)
15 rolls of #30 felt (~36 in × 72 ft for each roll)

Roofing

To have 10% buffer would require 25 roof squares.

By United States standard, the roof will need:

67 bundles of composition shingles (each bundle will cover ~33 ft2)
23 rolls of roll roofing (~36 in × 36 ft for each roll)
6 rolls of #15 felt (~36 in × 144 ft for each roll)
12 rolls of #30 felt (~36 in × 72 ft for each roll)