Hectares to Acresha → ac

1 ha = 2.47105 ac · 1 ac = 0.404686 ha

Formula

ac ≈ ha × 2.47105

Example: 5 ha = 5 × 2.47105 = 12.3553 ac

These units differ only by a fixed factor: multiply by it to convert, divide to go back. The factors are exact international definitions (for example 1 inch = 2.54 cm exactly); results are rounded only for display.

Hectares and Acres chart

Hectares (ha)	Acres (ac)
0.5 ha	1.23553 ac
1 ha	2.47105 ac
2 ha	4.94211 ac
5 ha	12.3553 ac
10 ha	24.7105 ac
50 ha	123.553 ac
100 ha	247.105 ac

Acres (ac)	Hectares (ha)
0.5 ac	0.202343 ha
1 ac	0.404686 ha
2 ac	0.809371 ha
5 ac	2.02343 ha
10 ac	4.04686 ha
50 ac	20.2343 ha
100 ac	40.4686 ha

About these units

Hectare (ha)1 hectare = 10,000 m², the metric unit for land.

Acre (ac)1 acre ≈ 4,046.86 m², the US and UK unit for land.

Questions

How many Acres are in 1 Hectares?

1 ha = 2.47105 ac.

How many Hectares are in 1 Acres?

1 ac = 0.404686 ha.

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