Square inch to Square foot Converter
Convert square inches to square feet with this free area converter. The exact relationship used on this page is 1 square inch = 0.00694444444444 square feet. Type any number — the result updates instantly, works on phones and desktops, and is ready to copy into homework, a spec sheet, or a shopping list.
Formula: Square foot = Square inch × 0.00694444444444
How to convert square inches to square feet
- Enter the value in square inches in the converter.
- Read the equivalent amount in square feet.
- Use the swap link if you need square foot to square inch instead.
- Check the table for common values without typing.
Worked examples
- 1 in² = 0.006944444444 ft²
- 5 in² = 0.03472222222 ft²
- 10 in² = 0.06944444444 ft²
- 25 in² = 0.1736111111 ft²
Conversion table
Common square inches values converted to square feet.
| in² | ft² |
|---|---|
| 1 | 0.006944444444 |
| 2 | 0.01388888889 |
| 3 | 0.02083333333 |
| 4 | 0.02777777778 |
| 5 | 0.03472222222 |
| 6 | 0.04166666667 |
| 7 | 0.04861111111 |
| 8 | 0.05555555556 |
| 9 | 0.0625 |
| 10 | 0.06944444444 |
| 20 | 0.1388888889 |
| 50 | 0.3472222222 |
| 100 | 0.6944444444 |
| 250 | 1.736111111 |
| 500 | 3.472222222 |
| 1,000 | 6.944444444 |
About this conversion
Square inch (in²) and Square foot (ft²) are both area units. Area converters help with flooring, land, real estate listings, and fabric. Bookmark this URL when you convert square inches to square feet often, then explore related pairs in the same category if you need a different target unit.
Need the other direction? Open the square foot to square inch converter.
FAQ
How many square feet are in 1 square inch?+
1 square inch equals 0.00694444444444 square feet.
What is the formula to convert square inches to square feet?+
Square foot = Square inch × 0.00694444444444
How do I convert square inches to square feet by hand?+
Multiply the square inch value by 0.00694444444444. Example: 10 square inches × 0.00694444444444 = 0.0694444444444 square feet.
Is this in² to ft² converter accurate?+
Yes. Linear conversions use internationally agreed factors relative to SI. Temperature and inverse fuel units use the standard offset or reciprocal formulas, not a guessed scale factor.