Square Footage Calculator
Calculate floor area for rectangular rooms and add multiple room measurements for a project estimate.
Start with your input
Edit the example or replace it with your own text.
Choose your options
These settings are optional. Keep the defaults to get started.
How to use Square Footage Calculator
- Enter the information requested for square footage calculator.
- Review inputs and units, then run the tool.
- Check the result and copy or download it for your workflow.
How Square Footage Calculator works
Calculate floor area for rectangular rooms and add multiple room measurements for a project estimate. Results are based only on the inputs you provide. This tool does not access or verify private account, search ranking or analytics data.
Use the result carefully
Check output against the source data and destination platform requirements. Estimates and previews are not official measurements or professional advice. For regulated, financial, health or safety decisions, confirm assumptions with an appropriate qualified source.
Example input
Room 1: 12 ft by 14 ft
How do I use the square footage calculator?
Enter the relevant inputs and select Run. Calculate floor area for rectangular rooms and add multiple room measurements for a project estimate.
Is input uploaded?
Processing takes place in your browser. This tool does not send your input or selected files to a conversion API.