Square Footage Calculator - Calculate Area
Calculate square footage for any space
Enter Your Measurements
Results
Square Feet
0.00 sq ft
Square Yards
0.00 sq yd
Square Meters
0.00 sq m
Acres
0.0000 acres
Results update automatically as you type
How to Use the Square Footage Calculator
Our square footage calculator helps you calculate area for rooms, yards, and properties. Follow these steps:
- Select the shape of your area
- Enter measurements in feet
- For irregular areas, divide into up to 3 rectangular sections
The calculator shows area in square feet, square yards, square meters, and acres for your convenience.
Frequently Asked Questions
How do I calculate square footage?
For rectangles, multiply length × width. For circles, use π × radius². For irregular shapes, divide into rectangles and add areas together.
How many square feet in a square yard?
One square yard equals 9 square feet (3 ft × 3 ft). To convert sq ft to sq yd, divide by 9.
How many square feet in an acre?
One acre equals 43,560 square feet. This is useful for calculating large property areas.