Acres to Hectares
1 Acre = 0.40469 Hectares
Common amounts:
About the acre to hectare conversion
The acre (ac) and the hectare (ha) are both units of area. Convert between area units — square meters, square kilometers, hectares, acres, square feet, square yards and square miles.
To convert acres to hectares, multiply by 0.40469. To go back, multiply hectares by 2.4711.
Reference table
| Acres | Hectares |
|---|---|
| 1 ac | 0.40469 ha |
| 5 ac | 2.0234 ha |
| 10 ac | 4.0469 ha |
| 25 ac | 10.1171 ha |
| 50 ac | 20.2343 ha |
| 100 ac | 40.4686 ha |
Need the reverse conversion? Convert Hectares to Acres.
Convert Acre to other area units
Frequently asked questions
- How many hectares is 1 acre?
- 1 Acre equals 0.40469 Hectares. To go the other way, 1 Hectare equals 2.4711 Acres.
- What's the formula to convert acres to hectares?
- Multiply the number of acres by 0.40469 to get hectares. For example, 10 acres × 0.40469 = 4.0469 hectares.
- Does this converter handle decimals and very large numbers?
- Yes. Type any real number, including decimals or values in the trillions. Math runs entirely in your browser — no server round-trip, no sign-up, and nothing to install.