Acres to hectares
Convert acres (ac) to hectares (ha) instantly. 1 acre = 0.404686 hectares.
Quick answer: 1 acre equals 0.404686 ha. To convert acres to hectares, multiply the value by 0.404686.
Good to know
- 1 hectare is 10,000 square metres, and 1 acre is about 4,047 square metres.
- One hectare is about 2.47 acres.
Quick reference
| ac | ha |
|---|---|
| 1 | 0.404686 |
| 2 | 0.809371 |
| 5 | 2.02343 |
| 10 | 4.04686 |
| 25 | 10.1171 |
| 50 | 20.2343 |
| 100 | 40.4686 |
Frequently asked questions
How many hectares are in 1 acre?
There are 0.404686 hectares in 1 acre.
How do I convert acres to hectares?
Multiply the number of acres by 0.404686.
How do I convert hectares back to acres?
Divide by 0.404686, or multiply by 2.47105.
Related tools
Acres to Square meters ConverterAcres to Square kilometers ConverterAcres to Square foots ConverterAcres to Square yards ConverterAcres to Square miles ConverterSquare meters to Square kilometers ConverterSquare meters to Square foots ConverterSquare meters to Square yards Converter
Need something custom?
Can't find the calculator or tool you need? Tell us what you're after and we'll build it for you. It takes about two minutes to fill in.
Start the Project Brief