Hectares to Acres Converter
Convert hectares (ha) to acres (ac) as you type — 1 ha = 2.471054 ac. Switch units, change the precision or copy the result.
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How to use this tool
Steps for using the Unit Converter.
- Enter a value in From — hectares are already selected.
- The result in acres appears instantly. Change either unit to convert to anything else in area.
- Use the swap button for the reverse conversion, and set the decimal places you need.
- Turn on Show formula to see the calculation, then copy or share the result.
Example
1 ha to ac
1 haac = 1 × 2.471053815 = 2.471054 acCommon use cases
- Floor areas of homes, offices and rooms.
- Land, farm and plot sizes in acres and hectares.
- Material coverage for flooring, paint and turf.
Hectares to Acres conversion table
| Hectare (ha) | Acre (ac) |
|---|---|
| 0.1 ha | 0.247105 ac |
| 0.5 ha | 1.235527 ac |
| 1 ha | 2.471054 ac |
| 2 ha | 4.942108 ac |
| 3 ha | 7.413161 ac |
| 4 ha | 9.884215 ac |
| 5 ha | 12.355269 ac |
| 10 ha | 24.710538 ac |
| 15 ha | 37.065807 ac |
| Hectare (ha) | Acre (ac) |
|---|---|
| 20 ha | 49.421076 ac |
| 25 ha | 61.776345 ac |
| 50 ha | 123.552691 ac |
| 75 ha | 185.329036 ac |
| 100 ha | 247.105381 ac |
| 250 ha | 617.763454 ac |
| 500 ha | 1,235.526907 ac |
| 1,000 ha | 2,471.053815 ac |
Values rounded to 6 decimal places.
Related conversions
The units
- Hectare (ha)
- 10,000 m² (100 m × 100 m). Part of the Metric system.
- Acre (ac)
- 43,560 ft² = exactly 4,046.8564224 m². Part of the US customary system.
How to convert hectares to acres
Agriculture, forestry and land sales quoted in hectares, converted for acre-based readers.
To convert hectares to acres, use ac = ha × 2.471053815. One hectare equals 2.471054 acres, and one acre equals 0.404686 hectares.
Hectare (ha): 10,000 m² (100 m × 100 m). Acre (ac): 43,560 ft² = exactly 4,046.8564224 m².
For the opposite direction, use the Acres to hectares converter. All area units are on the area converter.
Limitations
- Results are rounded to the decimal places you choose; the calculation itself keeps full precision.
Frequently asked questions
How many acres are in a hectare?
1 ha = 2.471054 ac. Multiply hectares by 2.471053815 (or use ac = ha × 2.471053815).
How do I convert hectares to acres?
Use ac = ha × 2.471053815. For example, 1 ha = 2.4711 ac and 10 ha = 24.7105 ac.
How many square feet are in a square meter?
1 m² = 10.7639 ft². One square foot is exactly 0.09290304 m².
How big is a hectare?
10,000 m² — a square 100 m on each side, about 2.47 acres or roughly 1.4 football (soccer) pitches.