Hectares to Acres Converter ha → ac

1 hectare (ha) = 2.471053815 acres (ac). Type a value below — the conversion happens instantly, entirely on your device.

From

1 ha = 2.471053815 ac

Precision

1 hectares = 2.4710538 acres

1 × 2.47105 = 2.4710538

1 ha equals 2.47105 ac, so multiplying by 2.47105 converts the value. The result describes the exact same quantity — only the measuring stick changes.

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How to convert hectares to acres

acres = hectares × 2.471053815 — multiply the hectare value by 2.47105.

Example: 10 ha = 24.7105 ac.

To convert the other way: hectares = acres ÷ 2.471053815 — or use the dedicated ac to ha converter .

Hectares to Acres conversion table

Hectares (ha)	Acres (ac)
0.1	0.24710538
0.25	0.61776345
0.5	1.2355269
1	2.4710538
2	4.9421076
3	7.4131614
4	9.8842153
5	12.355269
6	14.826323
7	17.297377
8	19.768431
9	22.239484
10	24.710538
15	37.065807
20	49.421076
25	61.776345
30	74.131614
40	98.842153
50	123.55269
75	185.32904
100	247.10538
250	617.76345
500	1235.5269
1000	2471.0538

About the units

What is a hectare?

A hectare (ha) is 10,000 square meters — a 100 m × 100 m square, about 2.47 acres. It is the standard metric unit for land and farm area.

What is a acre?

An acre is 43,560 square feet, exactly 4,046.8564224 m² — roughly the area of an American football field without the end zones. It is the customary land unit in the US and UK.

Frequently asked questions

How many acres are in 1 hectare?

1 hectare (ha) = 2.471053815 acres (ac).

What is the formula to convert hectares to acres?

acres = hectares × 2.471053815 — multiply the hectare value by 2.47105.

How do I convert ha to ac without a calculator?

Multiply by 2.47 for a close estimate. Exact factor: 1 ha = 2.471053815 ac.

Is this ha-to-ac converter accurate and private?

Yes. It uses the exact internationally defined conversion factors and computes results locally in your browser — your input is never sent to a server, and the page keeps working offline.