Convert UnitsFast, accurate unit conversions
Area

Acres to hectares Converter

Convert acre to hectare instantly.

Formulaha = ac × 0.40468564224
Sources and methodology1 ac = 0.40468564224 ha — exactly. exactly

Quick conversion table

acrehectare
1 ac0.40468564224 ha
10 ac4.0468564224 ha
50 ac20.234282112 ha
100 ac40.468564224 ha
500 ac202.34282112 ha
1000 ac404.68564224 ha
5000 ac2023.4282112 ha
10000 ac4046.8564224 ha

Unit definitions

acre (ac)

acre is a unit of Area. In this converter it is defined against the category base unit as 1 ac = 4046.8564224 m².

hectare (ha)

hectare is a unit of Area. In this converter it is defined against the category base unit as 1 ha = 10000 m².

Example

10 ac = 4.0468564224 ha

Sources and methodology

Definitions: BIPM SI Brochure and NIST conversion guidance. Methodology.