ToolNestAcres to Hectares Converter
Convert acres to hectares instantly with our free area converter. 1 acre = 0.404686 ha — type any value below and the result updates live.
Acres to Hectares Formula
Hectares = Acres × 0.404686 (Acres = Hectares × 2.471054)
Area conversion for real estate, construction, and land — square inches, feet, yards, meters, kilometers, and miles, plus acres and hectares for larger parcels.
Acres to Hectares Conversion Table
| Acres | Hectares | |
|---|---|---|
| 1 ac | = | 0.404686 ha |
| 2 ac | = | 0.809371 ha |
| 5 ac | = | 2.023428 ha |
| 10 ac | = | 4.046856 ha |
| 25 ac | = | 10.117141 ha |
| 50 ac | = | 20.234282 ha |
| 100 ac | = | 40.468564 ha |
About Acres and Hectares
An acre is 43,560 square feet — about 75% of an American football field. The US unit for land parcels.
A hectare is 10,000 square meters (100 m × 100 m) — the metric standard for farmland and large plots.
Frequently Asked Questions
How many hectares are in one acre?
One acre equals 0.404686 hectares. Multiply any acres value by 0.404686 to convert it.
What is the formula for converting acres to hectares?
Hectares = Acres × 0.404686. To reverse it: acres = hectares × 2.471054.
How do I convert hectares back to acres?
Divide the hectares value by 0.404686 (equivalently, multiply by 2.471054). Or use our hectares-to-acres converter going the other way.
Which is bigger, a acre or a hectare?
A hectare is bigger — it takes 2.471054 acres to make one hectare.