Square km to Square Miles

Convert square kilometers to square miles with visual comparison

10 km² × 0.386102 = 3.8610 mi²

Result

3.861 mi²

Square km (km²)10Square Miles (mi²)3.861

About this calculator

Convert square kilometers to square miles using the precise factor of 0.386102. Useful for comparing country sizes, city areas, or geographic regions between metric and US customary systems, with a side-by-side visual to make the scale immediately clear.

Common examples

  • 1 km² = 0.3861 mi²
  • 2.59 km² = 1.0000 mi²
  • 10 km² = 3.8610 mi²
  • 100 km² = 38.6102 mi²
  • 1,000 km² = 386.1020 mi²