Square Foot to Square Inch Converter
1 ft² = 144 in²
1 ft² = 144 in²
Square Foot to Square Inch Table
| Square Foot (ft²) | Square Inch (in²) |
|---|---|
| 0.01 | 1.44 |
| 0.1 | 14.4 |
| 1 | 144 |
| 2 | 288 |
| 5 | 720 |
| 10 | 1,440 |
| 20 | 2,880 |
| 50 | 7,200 |
| 100 | 14,399.99 |
| 500 | 71,999.97 |
| 1000 | 143,999.94 |
How to Convert Square Foot to Square Inch
To convert Square Foot (ft²) to Square Inch (in²), use the formula: 1 ft² = 144 in².
For example, to convert 5 ft² to in²: 5 ft² = 720 in². Similarly, 10 ft² = 1,440 in², 25 ft² = 3,600 in², and 100 ft² = 14,399.99 in².
To convert in the other direction, 1 in² = 0.006944 ft². Simply enter your value in either field above for instant bi-directional conversion.
What is a Square Foot?
A square foot (ft²) equals 144 square inches. Square feet are the standard unit for real estate and room sizes in the US.
What is a Square Inch?
A square inch (in²) equals about 6.45 cm². Square inches are used for screen area, paper, and small surface measurements.
Common Square Foot to Square Inch Conversions
Here are some frequently looked-up conversions between Square Foot and Square Inch:
- 1 ft² = 144 in²
- 5 ft² = 720 in²
- 10 ft² = 1,440 in²
- 25 ft² = 3,600 in²
- 100 ft² = 14,399.99 in²