Convert Square Kilometers to Square Miles

Enter your square kilometer value in the form below to get the value calculated in square miles.

Results in Square Miles:
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1 sq km = 0.386102 sq mi

How to Convert Square Kilometers to Square Miles

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

Convert square kilometers to square miles with this simple formula:

square miles = square kilometers × 0.386102

Converting a square kilometer area measurement to a square mile measurement involves multiplying the area by the conversion ratio to find the result. One square kilometer is equal to 0.386102 square miles, so to convert simply multiply by 0.386102.

For example:
5 sq km = (5 × 0.386102) = 1.930511 sq mi

Learn more about finding the area of your space using our area calculator.

Square kilometers and square miles are both units used to measure area. Learn more about area and find more area measurement conversion calculators. Square kilometers are a metric measurement and can be abbreviated as sq km, for example 1 sq km. Square miles are an imperial measurement and can be abbreviated as sq mi, for example 1 sq mi. Learn more about the metric system, including the common unit prefixes and how to convert between metric units.

square kilometers and square miles are units used to measure area
Convert Square Miles to Square Kilometers

Square Kilometer Measurements and Equivalent Square Mile Conversions

Common square kilometer values converted to the equivalent square mile value
Square Kilometers Square Miles
1 sq km 0.386102 sq mi
2 sq km 0.772204 sq mi
3 sq km 1.1583 sq mi
4 sq km 1.5444 sq mi
5 sq km 1.9305 sq mi
6 sq km 2.3166 sq mi
7 sq km 2.7027 sq mi
8 sq km 3.0888 sq mi
9 sq km 3.4749 sq mi
10 sq km 3.861 sq mi
11 sq km 4.2471 sq mi
12 sq km 4.6332 sq mi
13 sq km 5.0193 sq mi
14 sq km 5.4054 sq mi
15 sq km 5.7915 sq mi
16 sq km 6.1776 sq mi
17 sq km 6.5637 sq mi
18 sq km 6.9498 sq mi
19 sq km 7.3359 sq mi
20 sq km 7.722 sq mi
21 sq km 8.1081 sq mi
22 sq km 8.4942 sq mi
23 sq km 8.8804 sq mi
24 sq km 9.2665 sq mi
25 sq km 9.6526 sq mi
26 sq km 10.04 sq mi
27 sq km 10.42 sq mi
28 sq km 10.81 sq mi
29 sq km 11.2 sq mi
30 sq km 11.58 sq mi
31 sq km 11.97 sq mi
32 sq km 12.36 sq mi
33 sq km 12.74 sq mi
34 sq km 13.13 sq mi
35 sq km 13.51 sq mi
36 sq km 13.9 sq mi
37 sq km 14.29 sq mi
38 sq km 14.67 sq mi
39 sq km 15.06 sq mi
40 sq km 15.44 sq mi

More Square Kilometer Area Conversions

US Customary
Convert to Acres
1 sq km is equal to 247.105381 acres
Convert to Square Yards
1 sq km is equal to 1,195,990 square yards
Convert to Square Feet
1 sq km is equal to 10,763,910.4 square feet
Convert to Square Inches
1 sq km is equal to 1,550,003,100 square inches
SI Units
Convert to Square Meters
1 sq km is equal to 1,000,000 square meters
Convert to Square Centimeters
1 sq km is equal to 10,000,000,000 square centimeters
Convert to Square Millimeters
1 sq km is equal to 1,000,000,000,000 square millimeters
Are Units
Convert to Hectares
1 sq km is equal to 100 hectares
Convert to Ares
1 sq km is equal to 10,000 ares