Square Mile Conversion Calculator

Square Kilometers
2.59
Acres
640
Square Feet
27,878,400
Square Meters
2,589,988
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Understanding Square Miles

What is a Square Mile?

A square mile (sq mi or mi²) is a unit of area measurement equal to the area of a square with sides of 1 mile in length. It's commonly used in land surveying, geography, and territorial measurements.

Common Uses

Square miles are frequently used to measure:

  • City and county areas
  • National park territories
  • Lake and ocean surfaces
  • Land development projects