Hectares to Acres Converter
Useful for agricultural land, nature reserves and plots measured in hectares.
1 ha = 2.4711 ac
acres
1 ha = 2.4711 ac
How to convert hectares to acres
Multiply the number of hectares by 2.4710538.
Formula
ac = ha × 2.4710538
The factor is rounded; the converter uses the full-precision value.
Examples
- 1 ha × 2.4710538 = 2.4711 ac
- 20 ha × 2.4710538 = 49.4211 ac
- 500 ha × 2.4710538 = 1,235.5269 ac
Hectares to acres conversion table
| Hectares (ha) | Acres (ac) |
|---|---|
| 0.1 | 0.2471 |
| 0.25 | 0.6178 |
| 0.5 | 1.2355 |
| 1 | 2.4711 |
| 2 | 4.9421 |
| 5 | 12.3553 |
| 10 | 24.7105 |
| 20 | 49.4211 |
| 25 | 61.7763 |
| 50 | 123.5527 |
| 100 | 247.1054 |
| 200 | 494.2108 |
| 500 | 1,235.5269 |
| 1,000 | 2,471.0538 |
Values rounded to 4 decimal places or 4 significant digits.
About hectares
A hectare is 10,000 square meters, a square 100 m on each side, or about 2.471 acres. Farmland, forests and large building sites are measured in hectares in most countries.
About acres
An acre is 43,560 square feet, about 4,047 m². It is the traditional unit for land in the US and the UK. An American football field including both end zones covers about 1.32 acres.
Frequently asked questions
How many acres are in one hectare?
One hectare equals 2.4711 acres (rounded).
How do I convert hectares to acres?
Multiply the number of hectares by 2.4710538. For example: 20 ha × 2.4710538 = 49.4211 ac.
How many hectares are in one acre?
One acre equals 0.4047 hectares.
Is the ha to ac conversion exact?
The factor between these units has more decimals than are useful to show, so it is rounded on this page. The converter itself always calculates with the full-precision value.