Convert Square Inch (in²) to Square Foot (ft²) instantly. Enter any value — result updates live.
Converting Square Inch to Square Foot is a common area conversion. One square inch (in²) equals 0.00694272521 square foot (ft²). Square inches measure small surfaces like screens, labels, and cross-sections.
This conversion is commonly needed for real estate and property buying, gardening and landscaping, construction planning. Square feet are the standard unit for real estate and floor area in the United States.
To put square inch in perspective: a sheet of letter paper (93.5 in²). In square foot, common references include a bath towel (about 6 ft²).
A screen's diagonal is given in inches, but its actual surface area is measured in square inches — a distinction that trips up a lot of screen-size comparisons.
US real estate listings almost universally use square feet, a holdover from imperial measurement that persists even though most of the world moved to square meters decades ago.
People frequently convert between square inch and square foot for:
| Square Inch (in²) | Square Foot (ft²) |
|---|---|
| 1 in² | 0.00694272521 ft² |
| 2 in² | 0.0138854504 ft² |
| 5 in² | 0.034713626 ft² |
| 10 in² | 0.0694272521 ft² |
| 15 in² | 0.104140878 ft² |
| 20 in² | 0.138854504 ft² |
| 25 in² | 0.17356813 ft² |
| 30 in² | 0.208281756 ft² |
| 50 in² | 0.34713626 ft² |
| 100 in² | 0.694272521 ft² |
| 200 in² | 1.38855 ft² |
| 500 in² | 3.47136 ft² |
| 1000 in² | 6.94273 ft² |