Square Footage Calculator
Multiply length by width to get area in square feet. Add a quantity to total several identical rooms or sections at once, and see the equivalent in square yards and square meters.
Your measurements
ft
ft
Each area
- Single area
- 168 ft²
- Count
- 1 areas
Conversions
- Square yards
- 18.67 yd²
- Square meters
- 15.61 m²
- Acres
- 0.0039 ac
Total square footage
168 ft²
Estimates only. Order a little extra for waste and verify against your supplier's coverage figures.
The formula
Square feet = Length ft × Width ft × Quantity
Example: A 12 ft × 14 ft room = 168 ft². Two of them = 336 ft².
How it works
- 1Measure length and width in feet (convert inches by dividing by 12).
- 2Multiply length × width for the area of one space.
- 3Multiply by the number of identical spaces for the total.
Frequently asked questions
How do I calculate square footage of an L-shaped room?
Split it into rectangles, calculate each rectangle's square footage separately, then add them together.