Acre → Hectare
1 ac = 0.4047 ha. Convert acres to hectares instantly with this free online tool.
1 ac = 0.4047 ha
Acre to Hectare Conversion Table
| Acre (ac) | Hectare (ha) |
|---|---|
| 1 | 0.4047 |
| 5 | 2.0234 |
| 10 | 4.0469 |
| 25 | 10.1172 |
| 50 | 20.2343 |
| 100 | 40.4686 |
| 500 | 202.343 |
| 1000 | 404.686 |
Acre to Hectare Formula
1 ac = 0.4047 ha
About Acre and Hectare
What is a Acre?
An acre equals 43,560 square feet and is the standard unit for measuring land area in the US. One acre is about 75% of a football field.
What is a Hectare?
A hectare equals 10,000 square meters (about 2.47 acres) and is the standard metric unit for land area. A hectare is roughly the size of two football fields.
When to convert Acre to Hectare
Converting acres to hectares is common when working with imperial measurements alongside metric specifications. For example, measuring lot sizes for property purchases. Use hectares for large land areas in metric countries, especially in agriculture and land surveying.
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