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Roofing Calculator

Calculate roof area, shingle squares and bundles needed from footprint and pitch.

Units

Imperial (ft) Metric (m)

Roof Pitch — Rise

Roof Pitch — Run (usually 12)

Overhang per side (inches)

Price per Bundle ($)

Roof Area

Roof Area (metric)

Roofing Squares

Shingle Bundles (3/square)

Underlayment

Ridge Cap

Pitch (rise:run)

Shingle Cost Estimate

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About Roofing Calculator

Our free Roofing Calculator helps you run quick, accurate calculations for everyday financial and mathematical needs with just a few inputs. Calculate roof area, shingle squares and bundles needed from footprint and pitch. Enter your values, and the calculator instantly shows detailed results with breakdowns you can understand. No signup, no ads interrupting your workflow — just accurate, reliable calculations you can trust. Works on any device, saves nothing to our servers.

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