Construction
Roofing Squares Calculator
Convert roof surface area into roofing squares, where one square covers 100 square feet.
- Free to use
- Runs in your browser
- Level B · Industry formula
- Last reviewed 2026-08-16
Calculator guide
How to use the Roofing Squares Calculator
Convert roof surface area into roofing squares, where one square covers 100 square feet. Enter the requested values and select Calculate. The result and supporting values are produced locally in your browser.
Formula
Worked example
A 1,800 ft² roof with 10% waste equals 19.8 roofing squares.
What to keep in mind
- One roofing square equals 100 square feet of roof surface.
Methodology
This calculator uses deterministic arithmetic and performs the calculation locally in your browser. Verify assumptions, units, and source values for your specific use case.
Review standard: Level B · Industry formula. How calculator reviews work.
Frequently asked questions
What does this calculator calculate?
Convert roof surface area into roofing squares, where one square covers 100 square feet.
How is the result calculated?
Roofing Squares = Roof Area ÷ 100.
Can I use the result for an important decision?
Use the result as a calculation aid and verify the inputs, assumptions, and applicable professional or regulatory requirements before relying on it for an important decision.
Does CalculateMeasure store the values I enter?
The calculator performs its arithmetic in your browser. The calculator itself does not need to send your entered values to a server to produce the result.