Hectares to Acres Converter (hectare to acre)

Enter a value in hectares to see it in acres instantly, or type in the acres box to convert the other way. 1 hectare = 2.4710538 acres, and 1 acre = 0.40468564 hectares.

A hectare is 2.471 acres, or 10,000 square meters. To convert acres to hectares, multiply by 0.4047. Farm sizes in the UK, Australia and India are commonly given in both.

From

1 hectare = 2.4710538 acres. Formula: ac = ha × 2.4710538 (or ha ÷ 0.40468564)

1 hectare in all area units

Square millimeters (mm²)	10,000,000,000
Square centimeters (cm²)	100,000,000
Square meters (m²)	10,000
Square kilometers (km²)	0.01
Square inches (in²)	15,500,031
Square feet (ft²)	107,639.1
Square yards (yd²)	11,959.9
Square gaj (gaj)	11,959.9
Acres (ac)	2.4710538
Square miles (mi²)	0.0038610216
Cents (cent)	247.10538
Grounds (ground)	44.849646
Gunthas (guntha)	98.842163

How to convert hectares to acres

ac = ha × 2.4710538

Multiply the number of hectares by 2.4710538. To convert acres back to hectares, multiply by 0.40468564, or divide by 2.4710538.

Example: 5 hectares × 2.4710538 = 12.355269 acres.

Hectares to Acres conversion table

Hectares	Acres
1 ha	2.4710538 ac
2 ha	4.9421076 ac
3 ha	7.4131614 ac
4 ha	9.8842153 ac
5 ha	12.355269 ac
6 ha	14.826323 ac
7 ha	17.297377 ac
8 ha	19.768431 ac
9 ha	22.239484 ac
10 ha	24.710538 ac
12 ha	29.652646 ac
15 ha	37.065807 ac
20 ha	49.421076 ac
25 ha	61.776345 ac
30 ha	74.131614 ac
40 ha	98.842153 ac
50 ha	123.55269 ac
60 ha	148.26323 ac
70 ha	172.97377 ac
75 ha	185.32904 ac
80 ha	197.68431 ac
90 ha	222.39484 ac
100 ha	247.10538 ac
200 ha	494.21076 ac
250 ha	617.76345 ac
500 ha	1,235.5269 ac
1,000 ha	2,471.0538 ac

Acres	Hectares
1 ac	0.40468564 ha
2 ac	0.80937128 ha
3 ac	1.2140569 ha
4 ac	1.6187426 ha
5 ac	2.0234282 ha
6 ac	2.4281139 ha
7 ac	2.8327995 ha
8 ac	3.2374851 ha
9 ac	3.6421708 ha
10 ac	4.0468564 ha
12 ac	4.8562277 ha
15 ac	6.0702846 ha
20 ac	8.0937128 ha
25 ac	10.117141 ha
30 ac	12.140569 ha
40 ac	16.187426 ha
50 ac	20.234282 ha
60 ac	24.281139 ha
70 ac	28.327995 ha
75 ac	30.351423 ha
80 ac	32.374851 ha
90 ac	36.421708 ha
100 ac	40.468564 ha
200 ac	80.937128 ha
250 ac	101.17141 ha
500 ac	202.34282 ha
1,000 ac	404.68564 ha

About the hectare and the acre

The hectare is 10,000 square meters, about 2.47 acres. It is the metric unit for farmland and forests.

The acre is 43,560 square feet, or about 4,047 square meters. Farmland and large plots use acres in the US, the UK and India.

Frequently asked questions

How many acres are in a hectare?

There are 2.4710538 acres in 1 hectare. For any number of hectares, multiply by 2.4710538.

How many hectares are in a acre?

1 acre = 0.40468564 hectares. To convert acres to hectares, multiply by 0.40468564 or divide by 2.4710538.

What is 5 hectares in acres?

5 hectares = 12.355269 acres (5 × 2.4710538).

Is the hectare to acre conversion exact?

Yes. Area factors are the squares of the exact length definitions: a square foot is 0.3048² = 0.09290304 m² exactly, an acre is exactly 4,046.8564224 m², and a square gaj equals a square yard at 0.83612736 m². Indian regional units (cent, ground, guntha) follow their standard definitions in square feet. Results are rounded to eight significant digits for display.

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Last updated September 3, 2026. Formulas are shown on the page and checked against the worked example.

Conversion factors are exact international definitions where one exists and standard reference values elsewhere. Results are rounded to 8 significant digits.