Convert Square Foot (ft²) to Square Inch (in²) instantly. Enter any value and get the result immediately.
ft² → in² Converter
| Square Foot (ft²) | Square Inch (in²) |
|---|---|
| 0.1 ft² | 14.4 in² |
| 0.5 ft² | 72 in² |
| 1 ft² | 144 in² |
| 2 ft² | 288 in² |
| 5 ft² | 720 in² |
| 10 ft² | 1440 in² |
| 20 ft² | 2880 in² |
| 50 ft² | 7200 in² |
| 100 ft² | 14,400 in² |
| 200 ft² | 28,800 in² |
| 500 ft² | 72,000 in² |
| 1000 ft² | 144,000 in² |
| 5000 ft² | 720,000 in² |
| 10000 ft² | 1,440,000 in² |
Formula: Square Inch = Square Foot × 144
Example: 1 ft² = 144 in²
You can also use the interactive converter above. Simply enter any Square Foot value and the equivalent Square Inch value will appear instantly. Click the ⇄ button to reverse the conversion.
A little context on Square Foot and Square Inch helps this conversion stick, along with some frequently asked questions below.
A Square Foot (sq ft) is an imperial area unit equal to a 1 ft by 1 ft square, widely used for property size in the US.
A Square Inch (sq in) is a small imperial area unit equal to a 1 in by 1 in square.
The formula is: Square Inch = Square Foot x 144. Multiply any Square Foot value by 144 to get the equivalent in Square Inch.
1 sq ft = 144 sq in.
1 sq in = 0.00694444444444444 sq ft.
Square Foot is bigger than Square Inch. 1 Square Foot = 144 sq in.