Square Footage Calculator
Calculate room area and total square footage in feet, meters, or yards. Add multiple rooms, see individual areas, and convert between units instantly.
Part of Yoopla's 435+ free browser tools.
How to Use Square Footage Calculator
- 1
Select measurement unit (ft, m, or yd).
- 2
Enter room length and width.
- 3
Add more rooms with + button.
- 4
View total area and conversions.
- 5
See breakdown by room.
Frequently Asked Questions
How to calculate square footage?▾
Multiply length × width. For example: 10 ft × 12 ft = 120 ft². For multiple rooms, add individual areas together.
How to convert square feet to meters?▾
1 ft² = 0.0929 m². Divide square feet by 10.764 to get square meters. Example: 100 ft² ≈ 9.29 m².
How many square feet in an acre?▾
1 acre = 43,560 square feet. For large areas, divide square feet by 43,560 to get acres.
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