How Many Square Miles in a Square Kilometer?

Quick Answer
1 Square Kilometer = 0.386 Square Miles

1 km² = 0.386 mi²

Formula

mi² = km² × 0.386

Conversion Table

Square Kilometers (km²)Square Miles (mi²)
1 km²0.386 mi²
2 km²0.772 mi²
5 km²1.931 mi²
10 km²3.861 mi²
20 km²7.722 mi²
50 km²19.305 mi²
100 km²38.61 mi²
500 km²193.05 mi²
1,000 km²386.1 mi²

Worked Examples

Convert 5 km² to mi²:
5 km² × 0.386 = 1.931 mi²
Convert 10 km² to mi²:
10 km² × 0.386 = 3.861 mi²
Convert 50 km² to mi²:
50 km² × 0.386 = 19.305 mi²

FAQ

How many Square Miles are in 1 Square Kilometer?
There are 0.386 Square Miles in 1 Square Kilometer. Formula: mi² = km² × 0.386.
How to convert Square Kilometers to Square Miles?
To convert Square Kilometers to Square Miles, multiply the number of Square Kilometers by 0.386. For example, 10 km² = 3.861 mi².
How many Square Miles are in 100 Square Kilometers?
There are 38.61 Square Miles in 100 Square Kilometers. Calculation: 100 × 0.386 = 38.61.