# Convert Square Feet to Square Millimeters

Enter the area in square feet below to get the value converted to square millimeters.

**Results in Square Millimeters:**

## How to Convert Square Feet to Square Millimeters

To convert a square foot measurement to a square millimeter measurement, multiply the area by the conversion ratio. One square foot is equal to 92,903.04 square millimeters, so use this simple formula to convert:

The area in square millimeters is equal to the square feet multiplied by 92,903.04.

**For example,**here's how to convert 5 square feet to square millimeters using the formula above.

Square feet and square millimeters are both units used to measure area. Keep reading to learn more about each unit of measure.

## Square Feet

One square foot is equal to the area of a square with sides that are 1 foot in length. One square foot is roughly equal to 144 square inches.

The square foot is a US customary and imperial unit of area. A square foot is sometimes also referred to as a square ft. Square feet can be abbreviated as *sq ft*, and are also sometimes abbreviated as *ft²*. For example, 1 square foot can be written as 1 sq ft or 1 ft².

Try our square footage calculator to calculate the area of a space.

## Square Millimeters

One square millimeter is equal to the area of a square with edges that are 1 millimeter in length.

The square millimeter, or square millimetre, is a multiple of the square meter, which is the SI derived unit for area. In the metric system, "milli" is the prefix for 10^{-3}. A square millimeter is sometimes also referred to as a square mm. Square millimeters can be abbreviated as *sq mm*, and are also sometimes abbreviated as *mm²*. For example, 1 square millimeter can be written as 1 sq mm or 1 mm².

## Square Foot Measurements and Equivalent Square Millimeter Conversions

Square Feet | Square Millimeters |
---|---|

1 sq ft | 92,903 sq mm |

2 sq ft | 185,806 sq mm |

3 sq ft | 278,709 sq mm |

4 sq ft | 371,612 sq mm |

5 sq ft | 464,515 sq mm |

6 sq ft | 557,418 sq mm |

7 sq ft | 650,321 sq mm |

8 sq ft | 743,224 sq mm |

9 sq ft | 836,127 sq mm |

10 sq ft | 929,030 sq mm |

11 sq ft | 1,021,933 sq mm |

12 sq ft | 1,114,836 sq mm |

13 sq ft | 1,207,740 sq mm |

14 sq ft | 1,300,643 sq mm |

15 sq ft | 1,393,546 sq mm |

16 sq ft | 1,486,449 sq mm |

17 sq ft | 1,579,352 sq mm |

18 sq ft | 1,672,255 sq mm |

19 sq ft | 1,765,158 sq mm |

20 sq ft | 1,858,061 sq mm |

21 sq ft | 1,950,964 sq mm |

22 sq ft | 2,043,867 sq mm |

23 sq ft | 2,136,770 sq mm |

24 sq ft | 2,229,673 sq mm |

25 sq ft | 2,322,576 sq mm |

26 sq ft | 2,415,479 sq mm |

27 sq ft | 2,508,382 sq mm |

28 sq ft | 2,601,285 sq mm |

29 sq ft | 2,694,188 sq mm |

30 sq ft | 2,787,091 sq mm |

31 sq ft | 2,879,994 sq mm |

32 sq ft | 2,972,897 sq mm |

33 sq ft | 3,065,800 sq mm |

34 sq ft | 3,158,703 sq mm |

35 sq ft | 3,251,606 sq mm |

36 sq ft | 3,344,509 sq mm |

37 sq ft | 3,437,412 sq mm |

38 sq ft | 3,530,316 sq mm |

39 sq ft | 3,623,219 sq mm |

40 sq ft | 3,716,122 sq mm |

## More Square Foot Area Conversions

**US Customary**

- Convert to Square Miles
- 1 sq ft is equal to 3.587E-8 square miles
- Convert to Acres
- 1 sq ft is equal to 2.2957E-5 acres
- Convert to Square Yards
- 1 sq ft is equal to 0.111111 square yards
- Convert to Square Inches
- 1 sq ft is equal to 144 square inches

**SI Units**

- Convert to Square Kilometers
- 1 sq ft is equal to 9.2903E-8 square kilometers
- Convert to Square Meters
- 1 sq ft is equal to 0.092903 square meters
- Convert to Square Centimeters
- 1 sq ft is equal to 929.0304 square centimeters

**Other Metric Units**

- Convert to Hectares
- 1 sq ft is equal to 9.2903E-6 hectares
- Convert to Ares
- 1 sq ft is equal to 0.000929 ares