1 square kilometer to square miles
1 km² = 0.38610216 mi². Change the amount below, or read the formula and the reference table further down.
1 square kilometer equals
square miles
1 km² = 0.38610216 mi²
The formula
Square kilometers and square miles both measure area from the same zero, so a single multiplier does the job.
mi² = km² × 0.3861021585
Going the other way? Convert square miles to square kilometers.
Square kilometers to square miles table
Values either side of 1 km².
| Square kilometers (km²) | Square miles (mi²) |
|---|---|
| -4 | -1.5444 |
| -3.5 | -1.3514 |
| -3 | -1.1583 |
| -2.5 | -0.965255 |
| -2 | -0.772204 |
| -1.5 | -0.579153 |
| -1 | -0.386102 |
| -0.5 | -0.193051 |
| 0 | 0 |
| 0.5 | 0.193051 |
| 1 | 0.386102 |
| 1.5 | 0.579153 |
| 2 | 0.772204 |
| 2.5 | 0.965255 |
| 3 | 1.1583 |
| 3.5 | 1.3514 |
| 4 | 1.5444 |
| 4.5 | 1.7375 |
| 5 | 1.9305 |
| 5.5 | 2.1236 |
| 6 | 2.3166 |
Questions people ask
- How many square miles are in a square kilometer?
- One square kilometer equals 0.3861021585 square miles.
- How do I convert square kilometers to square miles by hand?
- Multiply the number of square kilometers by 0.3861021585. For a rough check, 0.386 is close enough for most everyday use.
- What is 1 square kilometer in square miles?
- 1 square kilometer is 0.38610216 square miles.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.