🔄 Area Updated2026-07-19
Acres to Hectares Converter.
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Quick answer
1 acre = 0.404686 hectares. To convert acres to hectares, multiply by 0.404686. So 100 acre = 40.4686 ha. The reverse: 1 hectare = 2.47105 acres.
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Unit Converter
0.404686
1 acre = 0.404686 ha
1 acre = 0.404686 ha · category base: square metre
✨ Live · 6 categories, 45+ units. US customary volumes shown; UK/imperial gallons and cups differ.
🔢 Quick reference
Acres to Hectares conversion table.
acre → ha
| 1 acre | 0.404686 ha |
| 2 acre | 0.809371 ha |
| 5 acre | 2.02343 ha |
| 10 acre | 4.04686 ha |
| 20 acre | 8.09371 ha |
| 50 acre | 20.2343 ha |
| 100 acre | 40.4686 ha |
| 500 acre | 202.34 ha |
| 1,000 acre | 404.69 ha |
| 5,000 acre | 2,023.43 ha |
ha → acre
| 1 ha | 2.47105 acre |
| 2 ha | 4.94211 acre |
| 5 ha | 12.3553 acre |
| 10 ha | 24.7105 acre |
| 20 ha | 49.4211 acre |
| 50 ha | 123.55 acre |
| 100 ha | 247.11 acre |
| 500 ha | 1,235.53 acre |
| 1,000 ha | 2,471.05 acre |
| 5,000 ha | 12,355.27 acre |
❓ FAQ
acre to ha FAQ.
How many hectares are in a acre?
One acre equals 0.404686 hectares. So to convert, multiply the number of acres by 0.404686. For instance, 100 acres = 40.4686 hectares.
How do I convert acres to hectares?
Multiply the acre value by 0.404686. Worked example: 100 acre × 0.404686 = 40.4686 ha. To go the other way, divide by 0.404686 (or multiply by 2.47105).
How many acres are in a hectare?
One hectare = 2.47105 acres. Acres are typically used for land and farm plots in imperial countries, and hectares for agricultural land and large plots worldwide, so this reverse conversion comes up whenever you switch between the two systems.
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