Acres to Hectares Conversion - How many hectares in an acre?

There are 0.40468 hectare in an acre. (1 ac ≈ 0.4 ha).

To convert between acres and hectares, enter an acre or a hectare value into the converter and the result will be displayed.

Round:

Enter Acre

⇵

Enter Hectare

► hectares to acres table

► area conversion

There are 0.404685642 hectare in an acre. To find out how many hectares there are in "x" acres, multiply the number of acres "x" by 0.404685642.

1 Acre = 0.404685642 Hectares

There are 0.404685642 hectares in an acre, because an acre is defined as the area of 1 chain (66 ft) by 1 furlong (660 ft), that makes 66 ft * 660 ft = 43 560 sq. feet (or 4046.8564 sq. meters). Hectare is defined as the area of 100 ares (1 are is 100 sq. meters), and equals to 100 * 100 = 10 000 sq. meters, that makes 4046.8564 / 10000 = 0.404685642 hectares in an acre.

For example, to find out how many hectares there are in an acre and a half, multiply the acre value by the conversion factor, that makes 1.5 acres * 0.404685642 = 0.6 hectares in an acre and a half.

Acre is an imperial and US Customary area unit and defined as an area of 1 chain by 1 furlong (66 feet * 660 feet). 1 acre equals to 43560 square feet, 4840 sq. yards or 4046.85 sq. meters and about 40 percent of a hectare. The abbreviation is "ac".

Hectare is a metric system area unit and defined as 100 ares (hectare comes from "hecto" + "are", means 100 ares). 1 are is 100 square meters, that makes 1 hectare equals to 10 000 square meters. The abbreviation is "ha".

Create Custom Conversion Table

To create your own custom conversion table click "Create Table" botton. To change values, you may enter a "Start" value (1, 2.5, 5 etc), select a an "Increment" value (0.01, 5, 100 etc) and select an "Accuracy" value to round the result.

How to create custom conversion table?

Start:

Increment:

Accuracy:

Acres to Hectares Conversion Table

Acre	Hectare	Acre	Hectare	Acre	Hectare	Acre	Hectare
1	0.40	26	10.52	51	20.64	76	30.76
2	0.81	27	10.93	52	21.04	77	31.16
3	1.21	28	11.33	53	21.45	78	31.57
4	1.62	29	11.74	54	21.85	79	31.97
5	2.02	30	12.14	55	22.26	80	32.37
6	2.43	31	12.55	56	22.66	81	32.78
7	2.83	32	12.95	57	23.07	82	33.18
8	3.24	33	13.35	58	23.47	83	33.59
9	3.64	34	13.76	59	23.88	84	33.99
10	4.05	35	14.16	60	24.28	85	34.40
11	4.45	36	14.57	61	24.69	86	34.80
12	4.86	37	14.97	62	25.09	87	35.21
13	5.26	38	15.38	63	25.50	88	35.61
14	5.67	39	15.78	64	25.90	89	36.02
15	6.07	40	16.19	65	26.30	90	36.42
16	6.47	41	16.59	66	26.71	100	40.47
17	6.88	42	17.00	67	27.11	125	50.59
18	7.28	43	17.40	68	27.52	150	60.70
19	7.69	44	17.81	69	27.92	175	70.82
20	8.09	45	18.21	70	28.33	200	80.94
21	8.50	46	18.62	71	28.73	250	101.17
22	8.90	47	19.02	72	29.14	300	121.41
23	9.31	48	19.42	73	29.54	500	202.34
24	9.71	49	19.83	74	29.95	750	303.51
25	10.12	50	20.23	75	30.35	1000	404.69