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Room Area Calculator
Calculate a rectangular or L-shaped room area from one or two measured sections.
Your inputs stay in your browser.Processed only in your browser; inputs and campaign lists are not persisted.
Numbers accept a dot or comma decimal separator, without grouping. Monetary amounts are labelled in USD; no currency conversion is performed. These are estimates rounded to two decimals, except itemized budgets and expense splits, which use exact cents.
Enter your own values or try an example.
How to use this tool
Use the first rectangle for the main space and the optional second rectangle for an L-shaped extension.
Good to know
Review product specifications, agreements, currency, taxes and other assumptions before acting on a result.
What should we improve next?
Help shape the next update to Room Area Calculator. Tell us what would make it better for you.
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