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Square Footage Calculator.

Dimensions and estimates remain in this browser. Calculate total area from multiple rectangular, triangular, circular or custom sections. Uses local geometry and independent verification.

Use Square Footage Calculator

Private in this browser. Dimensions and results stay in this browser.

Tool options
Preparing the local tool…

How it works

  1. 01

    Enter dimensions, openings, waste and coverage or yield.

  2. 02

    Run the local calculation.

  3. 03

    Review assumptions before purchasing material.

Frequently asked questions

Is this an exact material quote?

No. It is an estimate based on your stated assumptions.

Does Square Footage Calculator upload my data?

Square Footage Calculator runs locally in your browser. Dimensions and results stay in this browser.

What output does Square Footage Calculator create?

Square Footage Calculator creates Json output after the result passes its local verification checks.

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