Convert Square Millimeters to Square Feet

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

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1 sq mm = 1.0764E-5 sq ft

How to Convert Square Millimeters to Square Feet

Calculators can be used to convert measurements from one unit to another

To convert a square millimeter measurement to a square foot measurement, multiply the area by the conversion ratio. One square millimeter is equal to 1.0764E-5 square feet, so use this simple formula to convert:

square feet = square millimeters × 1.0764E-5

The area in square feet is equal to the square millimeters multiplied by 1.0764E-5.

For example, here's how to convert 5 square millimeters to square feet using the formula above.
5 sq mm = (5 × 1.0764E-5) = 5.382E-5 sq ft

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

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 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 Millimeter Measurements and Equivalent Square Foot Conversions

Common square millimeter values converted to the equivalent square foot value
Square Millimeters Square Feet
1 sq mm 0.000010764 sq ft
2 sq mm 0.000021528 sq ft
3 sq mm 0.000032292 sq ft
4 sq mm 0.000043056 sq ft
5 sq mm 0.00005382 sq ft
6 sq mm 0.000064583 sq ft
7 sq mm 0.000075347 sq ft
8 sq mm 0.000086111 sq ft
9 sq mm 0.000096875 sq ft
10 sq mm 0.000108 sq ft
11 sq mm 0.000118 sq ft
12 sq mm 0.000129 sq ft
13 sq mm 0.00014 sq ft
14 sq mm 0.000151 sq ft
15 sq mm 0.000161 sq ft
16 sq mm 0.000172 sq ft
17 sq mm 0.000183 sq ft
18 sq mm 0.000194 sq ft
19 sq mm 0.000205 sq ft
20 sq mm 0.000215 sq ft
21 sq mm 0.000226 sq ft
22 sq mm 0.000237 sq ft
23 sq mm 0.000248 sq ft
24 sq mm 0.000258 sq ft
25 sq mm 0.000269 sq ft
26 sq mm 0.00028 sq ft
27 sq mm 0.000291 sq ft
28 sq mm 0.000301 sq ft
29 sq mm 0.000312 sq ft
30 sq mm 0.000323 sq ft
31 sq mm 0.000334 sq ft
32 sq mm 0.000344 sq ft
33 sq mm 0.000355 sq ft
34 sq mm 0.000366 sq ft
35 sq mm 0.000377 sq ft
36 sq mm 0.000388 sq ft
37 sq mm 0.000398 sq ft
38 sq mm 0.000409 sq ft
39 sq mm 0.00042 sq ft
40 sq mm 0.000431 sq ft

More Square Millimeter Area Conversions

US Customary
Convert to Square Miles
1 sq mm is equal to 3.861E-13 square miles
Convert to Acres
1 sq mm is equal to 2.4711E-10 acres
Convert to Square Yards
1 sq mm is equal to 1.196E-6 square yards
Convert to Square Inches
1 sq mm is equal to 0.00155 square inches
SI Units
Convert to Square Kilometers
1 sq mm is equal to 1.0E-12 square kilometers
Convert to Square Meters
1 sq mm is equal to 1.0E-6 square meters
Convert to Square Centimeters
1 sq mm is equal to 0.01 square centimeters
Other Metric Units
Convert to Hectares
1 sq mm is equal to 1.0E-10 hectares
Convert to Ares
1 sq mm is equal to 1.0E-8 ares