km² to mi²
Convert Square Kilometer to Square Mile
Convert Square Kilometer to Square Mile instantly with the tool above. The conversion factor is 0.38610216, meaning 1 square kilometer equals 0.38610216 square miles. Type any value and the result updates immediately — no ads, no page reloads, no clutter.
Type a number above. The result updates instantly — no buttons, no reloads.
1 Square Kilometer = 0.38610216 square miles
1 Square Mile = 2.58998811 square kilometers
Quick reference
Common square kilometers converted to square miles at a glance.
| km² | mi² |
|---|---|
| 1 | 0.38610216 |
| 2 | 0.77220432 |
| 5 | 1.93051079 |
| 10 | 3.86102159 |
| 25 | 9.65255396 |
| 50 | 19.30510793 |
| 100 | 38.61021585 |
How to convert square kilometers to square miles
To convert a value from square kilometers to square miles, multiply the square kilometer value by 0.38610216 square miles. For example, 10 square kilometers × that factor = 3.86102159 square miles.
This square kilometer to square mile converter runs entirely in your browser, so results appear instantly with no page reload, no advertisements and no sign-up.
Frequently asked questions
How many square miles are in 1 square kilometer?+
1 square kilometer is equal to 0.38610216 square miles.
How do you convert square kilometers to square miles?+
To convert square kilometers to square miles, multiply the square kilometer value by 0.38610216. For example, 10 square kilometers × 0.38610216 = 3.86102159 square miles.
What is the formula to convert square kilometers to square miles?+
Square Kilometer → Square Mile: value × 0.38610216. Equivalently, 1 square kilometer = 0.38610216 square miles.
Is this Square Kilometer to Square Mile converter free to use?+
Yes. This square kilometer to square mile converter is completely free, works instantly in your browser, and contains no advertisements, popups or sign-up.
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- Square Mile to Square Kilometer
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- Square Kilometer to Square Yard
- Square Foot to Square Mile
- Square Meter to Square Mile
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