Acres to Hectares Converter
Free online acres to hectares converter. Instantly convert ac to ha with formula and conversion table.
Convert Acres to Hectares
Enter any land area in acres and instantly get the equivalent in hectares. Used in agriculture, real estate, and land surveying worldwide.
Acres to Hectares Formula
To convert acres to hectares, multiply by 0.404686:
ha = ac × 0.404686
For example, 10 acres = 10 × 0.404686 = 4.047 hectares.
What is an acre?
An acre is a unit of area used in the US, UK, and other countries using the imperial system. One acre equals 43,560 square feet or about 4,047 square meters.
What is a hectare?
A hectare is the standard metric unit for land area, used globally in agriculture and land measurement. One hectare equals 10,000 square meters or about 2.471 acres.
Acres to hectares conversion table
| Acres (ac) | Hectares (ha) |
|---|---|
| 1 ac | 0.4047 ha |
| 2 ac | 0.8094 ha |
| 5 ac | 2.0234 ha |
| 10 ac | 4.0469 ha |
| 20 ac | 8.0937 ha |
| 50 ac | 20.2343 ha |
| 100 ac | 40.4686 ha |
| 200 ac | 80.9372 ha |
| 500 ac | 202.3430 ha |
| 1000 ac | 404.6860 ha |