# Square Feet To Square Inches Conversion

1 ft² = 144 in²

Want to convert from square inches to square feet instead?

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## How to convert square feet to square inches (ft² to in²)

The formula for converting square feet to square inches is: in² = ft² × 144. To calculate the square foot value in square inches first substitute the square foot value into the preceding formula, and then perform the calculation. If we wanted to calculate 1 square foot in square inches we follow these steps:

in² = ft² × 144

in² = 1 × 144

in² = 144

In other words, 1 square foot is equal to 144 square inches.

## Example Conversion

Let's take a look at an example. The step-by-step process to convert 9 square feet to square inches is:

- Understand the conversion formula: in² = ft² × 144
- Substitute the required value. In this case we substitute 9 for ft² so the formula becomes: in² = 9 × 144
- Calculate the result using the provided values. In our example the result is: 9 × 144 = 1296 in²

In summary, 9 square feet is equal to 1296 square inches.

## Converting square inches to square feet

In order to convert the other way around i.e. square inches to square feet, you would use the following formula: ft² = in² × 0.0069444444. To convert square inches to square feet first substitute the square inch value into the above formula, and then execute the calculation. If we wanted to calculate 1 square inch in square feet we follow these steps:

ft² = in² × 0.0069444444

ft² = 1 × 0.0069444444

ft² = 0.0069444444

Or in other words, 1 square inch is equal to 0.0069444444 square feet.

## Conversion Unit Definitions

### What is a Square Foot?

### What is a Square Inch?

## Square Feet To Square Inches Conversion Table

Below is a lookup table showing common square feet to square inches conversion values.

Square Foot (ft²) | Square Inch (in²) |
---|---|

1 ft² | 144 in² |

2 ft² | 288 in² |

3 ft² | 432 in² |

4 ft² | 576 in² |

5 ft² | 720 in² |

6 ft² | 864 in² |

7 ft² | 1008 in² |

8 ft² | 1152 in² |

9 ft² | 1296 in² |

10 ft² | 1440 in² |

11 ft² | 1584 in² |

12 ft² | 1728 in² |

13 ft² | 1872 in² |

## Other Common Square Foot Conversions

Below is a table of common conversions from square feet to other area units.

Conversion | Result |
---|---|

1 square foot in square meters | 0.09290304 m² |

1 square foot in square kilometers | 0.00000009290304 km² |

1 square foot in square centimeters | 929.0304 cm² |

1 square foot in square millimeters | 92903.04 mm² |

1 square foot in hectares | 0.0000092903 ha |

1 square foot in square miles | 0.0000000358700381 mi² |

1 square foot in square yards | 0.1111111111 yd² |

1 square foot in acres | 0.0000229568 ac |