Convert Square Meters to Square Millimeters

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

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1 sq m = 1,000,000 sq mm

How to Convert Square Meters to Square Millimeters

conversion scale showing square meters and equivalent square millimeters area values

To convert a square meter measurement to a square millimeter measurement, multiply the area by the conversion ratio. One square meter is equal to 1,000,000 square millimeters, so use this simple formula to convert:

square millimeters = square meters × 1,000,000

The area in square millimeters is equal to the square meters multiplied by 1,000,000.

For example, here's how to convert 5 square meters to square millimeters using the formula above.
5 sq m = (5 × 1,000,000) = 5,000,000 sq mm

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

Square Meters

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

The square meter, or square metre, is the SI derived unit for area in the metric system. A square meter is sometimes also referred to as a square m. Square meters can be abbreviated as sq m, and are also sometimes abbreviated as . For example, 1 square meter can be written as 1 sq m or 1 m².

Try our square meters 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 Meter Measurements and Equivalent Square Millimeter Conversions

Common square meter values converted to the equivalent square millimeter value
Square Meters Square Millimeters
1 sq m 1,000,000 sq mm
2 sq m 2,000,000 sq mm
3 sq m 3,000,000 sq mm
4 sq m 4,000,000 sq mm
5 sq m 5,000,000 sq mm
6 sq m 6,000,000 sq mm
7 sq m 7,000,000 sq mm
8 sq m 8,000,000 sq mm
9 sq m 9,000,000 sq mm
10 sq m 10,000,000 sq mm
11 sq m 11,000,000 sq mm
12 sq m 12,000,000 sq mm
13 sq m 13,000,000 sq mm
14 sq m 14,000,000 sq mm
15 sq m 15,000,000 sq mm
16 sq m 16,000,000 sq mm
17 sq m 17,000,000 sq mm
18 sq m 18,000,000 sq mm
19 sq m 19,000,000 sq mm
20 sq m 20,000,000 sq mm
21 sq m 21,000,000 sq mm
22 sq m 22,000,000 sq mm
23 sq m 23,000,000 sq mm
24 sq m 24,000,000 sq mm
25 sq m 25,000,000 sq mm
26 sq m 26,000,000 sq mm
27 sq m 27,000,000 sq mm
28 sq m 28,000,000 sq mm
29 sq m 29,000,000 sq mm
30 sq m 30,000,000 sq mm
31 sq m 31,000,000 sq mm
32 sq m 32,000,000 sq mm
33 sq m 33,000,000 sq mm
34 sq m 34,000,000 sq mm
35 sq m 35,000,000 sq mm
36 sq m 36,000,000 sq mm
37 sq m 37,000,000 sq mm
38 sq m 38,000,000 sq mm
39 sq m 39,000,000 sq mm
40 sq m 40,000,000 sq mm

More Square Meter Area Conversions

US Customary
Convert to Square Miles
1 sq m is equal to 3.861E-7 square miles
Convert to Acres
1 sq m is equal to 0.000247 acres
Convert to Square Yards
1 sq m is equal to 1.19599 square yards
Convert to Square Feet
1 sq m is equal to 10.76391 square feet
Convert to Square Inches
1 sq m is equal to 1,550 square inches
SI Units
Convert to Square Kilometers
1 sq m is equal to 1.0E-6 square kilometers
Convert to Square Centimeters
1 sq m is equal to 10,000 square centimeters
Other Metric Units
Convert to Hectares
1 sq m is equal to 0.0001 hectares
Convert to Ares
1 sq m is equal to 0.01 ares