Convert Acres to Hectares
Convert acres to hectares instantly. Free, accurate (1 acre ≈ 0.4047 ha). Reference table included.
1 ac = 0.404686 ha
Common area conversions
- 1 m² = 10.76391505 ft²
- 1 ft² = 0.092903 m²
- 1 ac = 0.404686 ha
- 1 ha = 2.47105163 ac
Formula
hectares = acres × 0.404686
Built-in to the calculator above — no need to do the math by hand.
Acres to Hectares table
| ac | ha |
|---|---|
| 1 ac | 0.404686 ha |
| 2 ac | 0.809372 ha |
| 3 ac | 1.214058 ha |
| 5 ac | 2.02343 ha |
| 10 ac | 4.04686 ha |
| 25 ac | 10.11715 ha |
| 50 ac | 20.2343 ha |
| 100 ac | 40.4686 ha |
| 250 ac | 101.1715 ha |
| 500 ac | 202.343 ha |
| 1000 ac | 404.686 ha |
About Acres to Hectares
Converting acres to hectares is one of the most common area conversions people search for — used in trade, engineering, cooking, travel, and everyday problem-solving. The math itself is a fixed conversion factor (hectares = acres × 0.404686), but doing it by hand every time is slow and error-prone. This page gives you an instant live converter, a reference table for common values, and the formula broken out so you can trust the result. Everything runs in your browser, and the conversion happens the moment you type — no button to press, no reload, no upload.
How to convert ac to ha
- 1Type your value in the Acres input above.
- 2The Hectares result updates instantly to the right precision.
- 3Compare against the reference table below for common values.
- 4Copy the answer or bookmark the page for next time.