Area Converter

Convert between metric (mm², cm², m², ha, km²) and imperial (in², ft², yd², acre, mi²) area units.

Convert Units

Unit Reference

Metric

  • 1 km² = 100 ha = 1,000,000 m²
  • 1 ha = 10,000 m²
  • 1 m² = 10,000 cm²
  • 1 cm² = 100 mm²

Imperial

  • 1 sq mile = 640 acre
  • 1 acre = 4,840 sq yd
  • 1 sq yd = 9 sq ft
  • 1 sq ft = 144 sq in

Metric ↔ Imperial

  • 1 sq inch = 6.4516 cm²
  • 1 sq ft = 0.092903 m²
  • 1 sq yd = 0.836127 m²
  • 1 acre = 4,046.856 m² (0.404686 ha)
  • 1 sq mile = 2.589988 km²

About Area Conversion

Use this tool to quickly convert between metric (mm², cm², m², ha, km²) and imperial (in², ft², yd², acre, mi²) area units. All calculations are performed in your browser and no data is sent to any server.