How to convert
ha = acre × 0.404686
Reverse: acre = ha × 2.4710516302
ha = acre × 0.404686
Reverse: acre = ha × 2.4710516302
Converting acre to ha
acre and ha (hectare) are units of area. One acre equals 0.404686 ha. Just type a value in the box above to convert instantly — useful for recipes, drawings, product specs and travel between metric and imperial units.
acre to ha conversion chart
| acre | ha |
|---|---|
| 1 acre | 0.404686 ha |
| 2 acre | 0.809372 ha |
| 3 acre | 1.214058 ha |
| 5 acre | 2.02343 ha |
| 10 acre | 4.04686 ha |
| 20 acre | 8.09372 ha |
| 50 acre | 20.2343 ha |
| 100 acre | 40.4686 ha |
Frequently asked questions
- How many ha are in one acre?
- 1 acre = 0.404686 ha.
- How do I convert ha back to acre?
- Multiply the ha value by 2.4710516302 to get acre.
- Is my input sent to a server?
- No. Everything is calculated locally in your browser and nothing is uploaded or stored.