Hectares to Acres Converter
Convert ha to ac instantly — and see every other area unit at once.
1 ha=2.4711 ac
1 ha in every unit
Square millimeters
10,000,000,000mm²
Square centimeters
100,000,000cm²
Square meters
10,000m²
Square kilometers
0.01km²
Hectaresfrom
1ha
Square inches
15,500,031in²
Square feet
107,639.15ft²
Square yards
11,959.91yd²
Acres
2.4711ac
Square miles
0.003861mi²
Common Hectares to Acres conversions
| Hectares (ha) | Acres (ac) |
|---|---|
| 0.5 ha | 1.23553 ac |
| 1 ha | 2.47105 ac |
| 2 ha | 4.94211 ac |
| 5 ha | 12.35527 ac |
| 10 ha | 24.71054 ac |
| 20 ha | 49.42108 ac |
| 50 ha | 123.55269 ac |
| 100 ha | 247.10538 ac |
The formula
Hectares are the metric unit for land area — 1 hectare = 10,000 m², used for farms and parcels.
Acres are used in the US and UK for land area — real estate lots, farms, and parks.
Worked examples
1 ha→2.471 ac— 1 hectare
Apply ha × 2.47105 with input = 1. Result: 2.471 ac.
10 ha→24.71 ac— 10 hectares
Apply ha × 2.47105 with input = 10. Result: 24.71 ac.
0.5 ha→1.236 ac— Half hectare
Apply ha × 2.47105 with input = 0.5. Result: 1.236 ac.
100 ha→247.1 ac— 100 hectares
Apply ha × 2.47105 with input = 100. Result: 247.1 ac.
FAQ
How do I convert Hectares to Acres?
Use the formula: ac = ha × 2.47105. You can also use the converter above — type any value and the result updates instantly.
Where are Hectares used?
Hectares are the metric unit for land area — 1 hectare = 10,000 m², used for farms and parcels.
Where are Acres used?
Acres are used in the US and UK for land area — real estate lots, farms, and parks.
How do I convert Acres back to Hectares?
Use the Acres to Hectares converter.