Square Kilometer to Square Mile (km² to mi²)
Convert km² to mi² — Area converter
Also written as km2 to mi2.
One square kilometer equals 0.38610216 mi², so to convert square kilometers to square miles you multiply the value by 0.38610216. A square kilometer is smaller than a square mile — going the other way, 1 mi² = 2.589988 km². For example, 10 km² = 3.861022 mi² and 50 km² = 19.305108 mi².
1 km² = 0.38610216 mi²
Square Kilometer to Square Mile formula
1 Square Kilometer = 0.38610216 mi²
Worked examples
- 25 km² = 9.652554 mi²
- 100 km² = 38.610216 mi²
Square Kilometer to Square Mile conversion table
| Square Kilometer (km²) | Square Mile (mi²) |
|---|---|
| 1 | 0.38610216 |
| 2 | 0.77220432 |
| 3 | 1.158306 |
| 5 | 1.930511 |
| 8 | 3.088817 |
| 10 | 3.861022 |
| 12 | 4.633226 |
| 15 | 5.791532 |
| 20 | 7.722043 |
| 25 | 9.652554 |
| 50 | 19.305108 |
| 100 | 38.610216 |
| 250 | 96.52554 |
| 500 | 193.051079 |
| 1000 | 386.102159 |
Frequently asked questions
How many square miles are in one square kilometer?
One square kilometer equals 0.38610216 square miles (mi²).
How many square kilometers are in one square mile?
One square mile equals 2.589988 square kilometers (km²).
How do you convert square kilometers to square miles?
1 Square Kilometer = 0.38610216 mi². Use the calculator above for any value.
What is 5 km² in mi²?
5 km² = 1.930511 mi².
What is 100 km² in mi²?
100 km² = 38.610216 mi².
What is 10 km² in mi²?
10 km² = 3.861022 mi².
What is 20 km² in mi²?
20 km² = 7.722043 mi².
Is a square kilometer bigger than a square mile?
No. A square kilometer is smaller — one square kilometer equals 0.38610216 square miles, while one square mile equals 2.589988 square kilometers.