Hectares to Acres Converter
1 hectare = 2.471054 acres
Type a value in either box: the conversion between hectares (ha) and acres (ac) updates instantly.
Good to know
One hectare is about 2.47 acres. A standard soccer pitch covers about 0.7 ha, roughly 1.76 acres.
How to convert hectares to acres
To convert hectares to acres, multiply the number of hectares by 2.471054. To go the other way, multiply acres by 0.4046856.
ac = ha × 2.471054
Worked examples
- 1 ha = 2.471054 ac
- 2.5 ha = 6.177635 ac
- 10 ha = 24.71054 ac
- 100 ha = 247.1054 ac
Hectares to Acres conversion table
| Hectares (ha) | Acres (ac) |
|---|---|
| 1 ha | 2.471054 ac |
| 2 ha | 4.942108 ac |
| 3 ha | 7.413161 ac |
| 4 ha | 9.884215 ac |
| 5 ha | 12.35527 ac |
| 6 ha | 14.82632 ac |
| 7 ha | 17.29738 ac |
| 8 ha | 19.76843 ac |
| 9 ha | 22.23948 ac |
| 10 ha | 24.71054 ac |
| 15 ha | 37.06581 ac |
| 20 ha | 49.42108 ac |
| 25 ha | 61.77635 ac |
| 30 ha | 74.13161 ac |
| 40 ha | 98.84215 ac |
| 50 ha | 123.5527 ac |
| 75 ha | 185.329 ac |
| 100 ha | 247.1054 ac |
| 250 ha | 617.7635 ac |
| 500 ha | 1,235.527 ac |
| 1,000 ha | 2,471.054 ac |
About the units
Hectares (ha)
The hectare (ha) equals 10,000 square meters, a square of 100 m × 100 m. It is the standard unit for farmland and land plots in metric countries.
Acres (ac)
The acre (ac) equals 43,560 square feet, about 4,046.86 m². It is used for land in the US, the UK and several other countries.
Frequently asked questions
How do I convert hectares to acres?
ac = ha × 2.471054What is 2.5 ha in acres?
How many acres are in a hectare?
How many hectares are in an acre?
Conversion factors use exact international definitions where they exist (for example 1 inch = 2.54 cm and 1 lb = 0.45359237 kg). Results are rounded for display only.