Square Feet to Square Inches Converter
Convert square feet (ft²) to square inches (in²)
Result
144 in²
Square Inches
1 ft² = 144 in²
1 ft² in other units
- 1Enter a valueType the number to convert
- 2Pick the unitsChoose what to convert from and to
- 3Read the resultSee it in every other unit too
How to convert square feet to square inches
One square foot equals 144 square inches, so multiply the number of square feet by 144.
in² = ft² × 144
1 ft² = 144 in² · 1 in² = 0.006944444 ft²
Worked example
To convert 5 square feet to square inches: 5 ft² × 144 = 720 in².
About square feet (ft²)
A square foot is the area of a 1 ft × 1 ft square. Flat sizes and rents in India are usually quoted per square foot.
About square inches (in²)
A square inch is the area of a 1 in × 1 in square, exactly 6.4516 cm².
More conversions
Square Feet to other units
Other units to Square Inches
Frequently asked questions
How many square inches are in one square foot?
One square foot equals 144 square inches.
How many square feet are in one square inch?
One square inch equals 0.006944444 square feet.
How do I convert square feet to square inches?
Use the formula in² = ft² × 144. For example, 5 ft² × 144 = 720 in².