1 Square Kilometers to Square Miles
Convert 1 square kilometers (km²) to square miles (mi²) with formulas, examples, and conversion tables.
km²
mi²
1 km² = 0.3861 mi²
Full precision:0.3861 mi²
Step-by-Step Solution
To convert 1 square kilometers to square miles, we divide by 2.59 because one square mile equals exactly 2.59 square kilometers.
1 square mile = 2.59 square kilometers
Since there are 2.59 square kilometers in every square mile, we divide our value by this factor:
1 ÷ 2.59 = 0.3861 square miles
So 1 square kilometers = 0.3861 square miles.
Quick check: 0.3861 × 2.59 = 1 square kilometers
Square Kilometers to Square Miles Conversion Table
| Square Kilometers | Square Miles |
|---|---|
| 1 km² | 0.3861 mi² |
| 2 km² | 0.7722 mi² |
| 3 km² | 1.1583 mi² |
| 4 km² | 1.5444 mi² |
| 5 km² | 1.9305 mi² |
| 10 km² | 3.861 mi² |
| 20 km² | 7.722 mi² |
| 50 km² | 19.3051 mi² |
| 100 km² | 38.6102 mi² |
1 Square Kilometers in Other Units
| Unit | 1 km² = |
|---|---|
| Square Kilometers to Hectares | 100 ha |
| Square Kilometers to Square Meters | 1000000 m² |
| Square Kilometers to Square Centimeters | 1e+10 cm² |
| Square Kilometers to Square Millimeters | 1e+12 mm² |
| Square Kilometers to Square Miles | 0.3861 mi² |
| Square Kilometers to Acres | 247.105 ac |
| Square Kilometers to Square Yards | 1195990.56 yd² |
| Square Kilometers to Square Feet | 10763915.05 ft² |
| Square Kilometers to Square Inches | 1550003100.01 in² |
| Square Kilometers to Ares | 10000 a |
| Square Kilometers to Barns | 1e+34 b |