Skip to main content

Square Miles to Square Kilometers Converter

Quickly convert any value in square miles (mi²) to square kilometers (km²). Results update as you type. Your input never leaves your browser.

Converter

2.59

1 mi² = 2.59 km²

Common Conversions

FromValueToResult
Square Meters1Square Feet10.7639 ft²
Hectares1Acres2.4711 ac
Acres1Square Meters4,046.86 m²
Square Kilometers1Square Miles0.386102 mi²
Square Feet1Square Meters0.092903 m²
Square Yards1Square Meters0.836127 m²
Square Miles1Acres640 ac
Hectares1Square Meters10,000 m²

Square Miles to Square Kilometers: Formula

To convert square miles (mi²) to square kilometers (km²), multiply by 2.59.

Or in words: 1 mi² = 2.59 km².

Square Miles to Square Kilometers: Examples

Square MilesSquare Kilometers
1 mi²2.59 km²
2 mi²5.18 km²
5 mi²12.9499 km²
10 mi²25.8999 km²
25 mi²64.7497 km²
50 mi²129.4994 km²
100 mi²258.9988 km²
500 mi²1,294.99 km²
1,000 mi²2,589.99 km²

Related conversions

Square Kilometers to Square MilesSquare Meters to Square KilometersSquare Meters to Square MilesSquare Kilometers to Square MetersSquare Kilometers to Square CentimetersSquare Kilometers to HectaresSquare Kilometers to Square InchesAll area converter units →

Related Calculators

Length Converter

Convert between meters, feet, miles, and other length units.

Volume Converter

Convert between liters, gallons, cubic meters, and more.

Weight Converter

Convert between kilograms, pounds, ounces, and more.

Frequently Asked Questions

  • Multiply the value in square miles by 2.59 to get square kilometers. For example, 1 mi² equals 2.59 km². The converter above does this automatically as you type.