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Roof Area Calculator

Estimate your roof area in square feet, roofing squares, and shingle bundles for replacement or repair planning.

Steeper roofs have more surface area.

Total Roof Area

2,018 ft²

Roofing Squares

20.2 squares

1 roofing square = 100 sq ft

Shingle Bundles Needed

61 bundles

Pitch-Adjusted Area

1,755 ft²

Before waste factor

Medium Roof

Average-sized residential roof. Expect 1–2 days for a complete replacement.

This calculator provides estimates based on simplified measurements. Actual roof area may vary due to dormers, valleys, chimneys, and other features. A professional inspection is recommended for accurate quotes.

Get a Professional Roof Estimate

Our Boise roofing team will inspect your roof and provide an accurate quote with materials and labor.

Or call us directly: (208) 545-8226

Want an exact number from a licensed roofer?

Call (208) 545-8226