At One Place

1 ha to mi²

1 hectare in square miles
1 ha = 0.003861 mi²
mi² = ha × 0.003861021585

1 hectare is 0.003861 square miles. To get there, multiply by 0.003861021585.

Values either side

Hectares near 1, converted to square miles.
Hectares Square miles
0.5 ha 0.0019305
1 ha ← 0.003861
1.5 ha 0.0057915
2 ha 0.007722
2.5 ha 0.0096526
3 ha 0.011583

How the conversion works

The relationship is mi² = ha × 0.003861021585. Both units measure area, so the conversion is a fixed factor that never changes.

Common questions

What is 1 ha in square miles?
1 ha is 0.003861 mi².
How do you convert hectares to square miles?
Multiply by 0.003861021585.

Related pages

Sources

  1. Guide for the Use of the International System of Units (SP 811) — NIST (Public domain (US Government))
  2. The International System of Units (SI Brochure) — Bureau International des Poids et Mesures
  3. Calculated on this page — At One Place

How these figures are compiled and checked