Convert square kilometers to square miles
Accurate tool to convert between km² and mi²
Area
Square kilometers
The square kilometer is a metric unit of area equal to one million square meters.
Square miles
The square mile is an imperial unit of area.
Formula
To convert from square kilometers to mi2, divide the area by 2.58999.
square kilometers (km2)
Description
The square kilometer is a metric unit of area equal to one million square meters.
History
Derived from the kilometer. Used for large scale geographical measurements.
Symbol Origin
Square of 'kilometer'.
Usage Context
Used for measuring countries, cities, and lakes.
Main Usage
Did you know?
Vatican City, the smallest country in the world, is only 0.44 km².
mi2 (mi2)
Description
The square mile is an imperial unit of area.
History
Based on the mile.
Symbol Origin
Square of 'mile'.
Usage Context
Used for large geographical areas in the US and UK.
Main Usage
Did you know?
One square mile is equal to 640 acres.
Quick Conversion Table
| square kilometers (km2) | mi2 (mi2) |
|---|---|
| 1 | 0.386102 |
| 2 | 0.772204 |
| 5 | 1.93051 |
| 10 | 3.86102 |
| 25 | 9.65255 |
| 50 | 19.3051 |
| 100 | 38.6102 |
| 500 | 193.051 |
| 1000 | 386.102 |
| 2500 | 965.255 |
| 5000 | 1930.51 |
| 10000 | 3861.02 |
Frequently Asked Questions
How to convert square kilometers to mi2?
To convert from square kilometers to mi2, divide the area by 2.58999.
How many mi2 in 1 square kilometers?
1 square kilometers is equal to 0.386102 mi2.
What is a square kilometers?
The square kilometer is a metric unit of area equal to one million square meters.
What is a mi2?
The square mile is an imperial unit of area.