Square Kilometers to Square Miles Converter

km²
mi²

How to use:

  1. Enter a value in either the Square Kilometers or Square Miles field
  2. Click "Convert" to see the result
  3. Use "Swap" to switch between Square Kilometers and Square Miles

Quick Facts:

  • Formula: 1 square kilometer = 0.386102 square miles
  • Common area references:
    • 1 km² = 0.386102 mi²
    • 10 km² = 3.86102 mi²
    • 100 km² = 38.6102 mi²
    • 1000 km² = 386.102 mi²
  • Geographic examples:
    • Manhattan = 59.1 km² ≈ 22.8 mi²
    • London = 1,572 km² ≈ 607 mi²
    • Lake Tahoe = 496 km² ≈ 191.6 mi²
    • Rhode Island = 3,144 km² ≈ 1,545 mi²
  • Used in:
    • Geography
    • Cartography
    • Urban planning
    • Environmental studies
  • Additional information:
    • 1 km² = 1,000,000 square meters
    • 1 mi² = 2.58999 square kilometers
    • Common in international statistics
    • Used for measuring large land areas

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