Convert hectares to acres

Hectare (ha) to acre (ac). One hectare equals 2.4711 acres.

1 ha =2.4711ac (acres)

Formula

acres = hectares × 2.4711

Hectare to acre conversion table

HectaresAcresAcresHectares
1 ha2.4711 ac1 ac0.404686 ha
2 ha4.9421 ac2 ac0.809371 ha
3 ha7.4132 ac3 ac1.2141 ha
5 ha12.3553 ac5 ac2.0234 ha
10 ha24.7105 ac10 ac4.0469 ha
20 ha49.4211 ac20 ac8.0937 ha
50 ha123.55 ac50 ac20.2343 ha
100 ha247.11 ac100 ac40.4686 ha
500 ha1235.53 ac500 ac202.34 ha
1000 ha2471.05 ac1000 ac404.69 ha

To convert hectares to acres, multiply the number of hectares by 2.4711. One hectare equals 2.4711 acres, and one acre equals 0.404686 hectares, so the relationship is fixed and exact. As a worked example, 10 ha comes to 24.7105 ac. Enter your own figure in the converter above to get an instant answer, or use the swap button to flip the direction. This is a area conversion, and like every tool on UnitGlide it runs locally in your browser with no account or upload required. The table further down shows a range of common hectare values already worked out in acres, plus the reverse acre to hectare direction, which is handy for quick reference or double-checking a result by hand.

Frequently asked questions

How many acres are in a hectare?

One hectare equals 2.4711 acres. The ratio is constant, so you can multiply any number of hectares by 2.4711 to get acres.

What is the formula to convert hectares to acres?

Use acres = hectares × 2.4711. UnitGlide applies this exact formula for every value, so results stay accurate across the whole range.

How do I convert acres back to hectares?

Go the other way by using one acre equals 0.404686 hectares. You can also press the swap button in the converter above to flip the direction in one click.

Is this hectare to acre converter accurate?

Yes. It uses internationally defined SI conversion factors, as maintained by the BIPM, and all math runs in your browser so nothing is rounded away on a server. For everyday use the displayed precision is more than enough.

Related conversions

Embed this converter or use the API

Put this converter on your own site, or call the free JSON API. Full documentation is on the developers page.

Embed (iframe)

<iframe src="https://unitglide.net/embed/ha-to-acre" width="360" height="200"
        style="border:1px solid #e2e6ec;border-radius:12px"
        title="Hectare to Acre converter"></iframe>
<p><a href="https://unitglide.net/convert/ha-to-acre">Hectare to Acre Converter</a> by UnitGlide</p>

API

https://unitglide.net/api/convert?from=ha&to=acre&value=1