Acres to Hectares Converter
Convert between acres, hectares, square meters, square feet and square miles — handy for land, farming, real estate and surveying. Enter a value and choose your units.
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Acres to Hectares Factor
1 acre = 0.404686 hectares and 1 hectare = 2.47105 acres. Quick conversions:
- acres → hectares: multiply by 0.405 (or divide by 2.47)
- hectares → acres: multiply by 2.47
For scale: 1 hectare is 10,000 m² — about a rugby pitch. 1 acre is roughly 4,047 m² — close to a standard football (soccer) pitch.
Land Area Reference Table
| Acres | Hectares | Square meters |
|---|---|---|
| 1 acre | 0.40 ha | 4,047 m² |
| 5 acres | 2.02 ha | 20,234 m² |
| 10 acres | 4.05 ha | 40,469 m² |
| 100 acres | 40.47 ha | 404,686 m² |
| 640 acres (1 sq mi) | 258.999 ha | 2,589,988 m² |
Measure Land Area on a Map
Convert numbers here, or measure a real parcel by tracing its boundary. Distance Map calculates enclosed area as you drop points — perfect for the land surveying workflow. It reports area in acres, hectares or square meters instantly.
Get Distance Tool
Download Distance Tool for iOS and start measuring in seconds.
