Roofing size estimator

A rough starting point for square footage and material quantity.

Building length (ft)

Building width (ft)

Roof slope

Measure the footprint of your home, not the roofline — this tool applies a slope factor for you.

Roof area—

Roofing squares—

Est. shingle bundles—

Preliminary planning estimate only. This is not a contractor bid or guaranteed price. Based on a standard three bundles per square — a roofer will measure your actual roof for a precise quote.

Build My Price Snapshot