Convert square feet (ft²) to square inches (in²) with formulas, examples, and conversion tables.
To convert 1 square feet to square inches, we multiply by 144 because one square foot equals exactly 144 square inches.
Since each square foot contains 144 square inches, we multiply our value by this factor:
So 1 square feet = 144 square inches.
To convert square feet to square inches, multiply the value by 144.
1 square foot = 144 square inches
| Square Feet | Square Inches |
|---|---|
| 1 ft² | 144 in² |
| 2 ft² | 288 in² |
| 5 ft² | 720 in² |
| 10 ft² | 1440 in² |
| 20 ft² | 2880 in² |
| 25 ft² | 3600 in² |
| 50 ft² | 7200 in² |
| 100 ft² | 14399.99 in² |
| 250 ft² | 35999.98 in² |
| 500 ft² | 71999.97 in² |
| 1000 ft² | 143999.94 in² |
| Unit | 1 ft² = |
|---|---|
| Square Feet to Square Kilometers | 9.29e-8 km² |
| Square Feet to Hectares | 0.000009 ha |
| Square Feet to Square Meters | 0.092903 m² |
| Square Feet to Square Centimeters | 929.03 cm² |
| Square Feet to Square Millimeters | 92903 mm² |
| Square Feet to Square Miles | 3.59e-8 mi² |
| Square Feet to Acres | 0.000023 ac |
| Square Feet to Square Yards | 0.111111 yd² |
| Square Feet to Square Inches | 144 in² |
| Square Feet to Ares | 0.000929 a |
| Square Feet to Barns | 9.29e+26 b |