Roofing Calculators

Roof area, squares and bundles of shingles, roof pitch, and what a new roof costs.

How Much to Buy

Roofing CalculatorEstimate your roof's area, squares, and bundles of shingles from your house's footprint and roof pitch.
Roof Pitch CalculatorFind your roof's pitch, angle, and slope factor from a rise and run measurement or an angle.

What It Costs

Roof Cost CalculatorEstimate what a new asphalt shingle roof costs, including tear-off, from your house's size and pitch.