Square kilometre to Square mile Converter
Convert square kilometre to square mile instantly with a local, precise conversion. Enter decimals, zero, negative values where meaningful, or scientific notation.
How to convert square kilometre to square mile
1 km² = 0.386102158542 mi². Convert through square metre.
Worked examples
2 km² equals 0.772204317085 mi². Enter any valid finite value above for an immediate result.
Square kilometre to Square mile conversion table
| Square kilometre (km²) | Square mile (mi²) |
|---|---|
| 1 km² | 0.386102158542 mi² |
| 2 km² | 0.772204317085 mi² |
| 5 km² | 1.93051079271 mi² |
| 10 km² | 3.86102158542 mi² |
| 20 km² | 7.72204317085 mi² |
| 25 km² | 9.65255396356 mi² |
| 50 km² | 19.3051079271 mi² |
| 100 km² | 38.6102158542 mi² |
Reverse conversion: Square mile to Square kilometre Converter
Frequently asked questions
How do I convert square kilometre to square mile?
1 km² = 0.386102158542 mi². Convert through square metre.
Can I enter decimals or scientific notation?
Yes. The converter accepts decimals, grouped numbers and scientific notation, then formats the result without changing the underlying calculation.
Is this conversion performed online?
The page is delivered by the website, but the value conversion itself runs locally in your browser and is not submitted to a calculation service.