Roofing Calculators
Whether you're replacing shingles or planning a new roof, accurate measurements are essential. Ordering too little means project delays; ordering too much wastes money.
Use our free roofing calculators to determine your roof area, calculate shingle quantities, and measure roof pitch — all from simple measurements you can take yourself.
Roof Area Calculator
Calculate the total area of your roof based on footprint and pitch.
Shingle Calculator
Determine how many bundles of shingles you need for your roof.
Roof Pitch Calculator
Find your roof pitch from rise and run measurements.
Gutter Calculator
Calculate linear feet of gutters, downspouts, hangers, and total cost.