Hectare to Acre Converter
1 hectare is about 2.471053815 acres. Convert hectares (ha) to acres (ac) below: type a value and the result updates as you type.
ha to ac calculator
Result
Hectare to Acre conversion
1 ha ≈ 2.471053815 acone hectare in acres
1 ac = 0.40468564224 haone acre in hectares
Hectare (ha): Exactly 10 000 square meters.
Acre (ac): International acre: 43 560 square international feet. The older US survey acre differs by about 2 parts per million.
Source:Hectare: SI Brochure, 9th edition (BIPM, 2019); Acre: International yard and pound agreement (1959)
How to convert hectares to acres
To convert hectares to acres, divide the number of hectares by 0.40468564224.
Formula
ac = ha ÷ 0.40468564224
Examples
- 5 ha = 5 ÷ 0.40468564224 ≈ 12.35526907 ac
- 25 ha = 25 ÷ 0.40468564224 ≈ 61.77634537 ac
- 100 ha = 100 ÷ 0.40468564224 ≈ 247.1053815 ac
Hectare to Acre conversion table
| Hectare (ha) | Acre (ac) |
|---|---|
| 0.1 ha | 0.2471053815 ac |
| 0.5 ha | 1.235526907 ac |
| 1 ha | 2.471053815 ac |
| 2 ha | 4.942107629 ac |
| 3 ha | 7.413161444 ac |
| 5 ha | 12.35526907 ac |
| 10 ha | 24.71053815 ac |
| 20 ha | 49.42107629 ac |
| 25 ha | 61.77634537 ac |
| 50 ha | 123.5526907 ac |
| 100 ha | 247.1053815 ac |
| 250 ha | 617.7634537 ac |
| 500 ha | 1235.526907 ac |
| 1000 ha | 2471.053815 ac |
Values rounded to 10 significant digits where needed.
Frequently asked questions
- How many acres are in one hectare?
- One hectare is about 2.471053815 acres.
- How do I convert acres to hectares?
- To convert acres to hectares, multiply the number of acres by 0.40468564224. The formula is ha = ac × 0.40468564224.
- Is this conversion exact?
- Yes. Both units have exact definitions and the factor 0.40468564224 is exact. Displayed results are only rounded when they have many decimal places.
- Which is larger, a hectare or a acre?
- A hectare is about 2.471053815 times larger than a acre. In other words, a acre is 0.40468564224 of a hectare.