Convert acres to hectares
1 acre equals 0.404686 hectares. To convert acres to hectares, multiply the number of acres by 0.404686: for example, 10 ac is 4.04686 ha. Ethical Tube's free acres to hectares converter does the math as you type, and the chart below lists common values.
1 ac = 0.404686 ha
- 1 ac
- 0.404686 ha
- 1 ha
- 2.47105 ac
- Formula
- ha = ac × 0.404686
- Measures
- Area
- Price
- Free
- Works offline
- Yes
Conversion chart
acres to hectares chart
| Acres (ac) | Hectares (ha) |
|---|---|
| 1 ac | 0.404686 ha |
| 2 ac | 0.809371 ha |
| 3 ac | 1.21406 ha |
| 4 ac | 1.61874 ha |
| 5 ac | 2.02343 ha |
| 6 ac | 2.42811 ha |
| 8 ac | 3.23749 ha |
| 10 ac | 4.04686 ha |
| 12 ac | 4.85623 ha |
| 15 ac | 6.07028 ha |
| 20 ac | 8.09371 ha |
| 25 ac | 10.1171 ha |
| 50 ac | 20.2343 ha |
| 100 ac | 40.4686 ha |
How it works
How to convert acres to hectares
Know the formula
ha = ac × 0.404686. In words: multiply the number of acres by 0.404686.
Work an example
10 ac → 4.04686 ha. Round to two or three decimal places for everyday use.
Or type it in
Enter any value in the converter above and the answer appears instantly, in both directions.
Good to know
About area units
- A square meter is about 10.76 square feet.
- An acre is 43,560 square feet, and a hectare is 10,000 square meters, about 2.47 acres.
FAQ
Questions, answered
How many hectares are in an acre?
There are 0.404686 hectares in 1 acre. To convert acres to hectares, multiply the number of acres by 0.404686.
What is 10 acres in hectares?
10 acres is 4.04686 hectares.
How do you convert hectares back to acres?
Multiply the number of hectares by 2.47105. 1 hectare is 2.47105 acres.
Is this acres to hectares converter free?
Yes. It's free and works in any browser, even offline once the page has loaded. The answer updates as you type, and nothing you enter is sent anywhere.
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