1 Square Miles to Square Kilometers
Convert 1 square miles (mi²) to square kilometers (km²) with formulas, examples, and conversion tables.
mi²
km²
1 square miles (mi²) = 2.58998811 square kilometers (km²)
Round to:
Step-by-Step Solution
1Write the conversion factor:
1 square mile = 2.58998811 square kilometers
2Multiply the value by the conversion factor:
1 × 2.58998811 = 2.58998811
3Result:
1 square miles (mi²) = 2.58998811 square kilometers (km²)
Square Miles to Square Kilometers Conversion Table
| Square Miles | Square Kilometers |
|---|---|
| 1 mi² | 2.58999 km² |
| 2 mi² | 5.17998 km² |
| 3 mi² | 7.76996 km² |
| 4 mi² | 10.36 km² |
| 5 mi² | 12.9499 km² |
| 10 mi² | 25.8999 km² |
| 20 mi² | 51.7998 km² |
| 50 mi² | 129.499 km² |
| 100 mi² | 258.999 km² |
1 Square Miles in Other Units
| Unit | 1 mi² = |
|---|---|
| Square Miles to Square Kilometers | 2.58998811 km² |
| Square Miles to Hectares | 258.998811 ha |
| Square Miles to Square Meters | 2589988.11 m² |
| Square Miles to Square Centimeters | 2.58998811e10 cm² |
| Square Miles to Square Millimeters | 2.58998811e12 mm² |
| Square Miles to Acres | 639.999434129 ac |
| Square Miles to Square Yards | 3097601.33329 yd² |
| Square Miles to Square Feet | 27878411.9996 ft² |
| Square Miles to Square Inches | 4.01448959948e9 in² |
| Square Miles to Ares | 25899.8811 a |
| Square Miles to Barns | 2.58998811e34 b |