# Hectares to Acres (ha to ac)

## Hectares to Acres (ha to ac) conversion calculator

Acres to Hectares (Swap units)

1ha = 2.47105ac

Accuracy

Note: You can increase or decrease the accuracy of this answer by selecting the number of significant figures required from the options above the result.

### Hectares to Acres conversion formula

Acres = Hectares * 2.47105

### Hectares to Acres calculation

Acres = Hectares * 2.47105

Acres = 1 * 2.47105

Acres = 2.47105

## What are Hectares?

Hectares are a unit of measurement commonly used to quantify land area in the metric system. One hectare is equivalent to 10,000 square meters or 2.47 acres. This unit is particularly useful for measuring large areas of land, such as agricultural fields, parks, and forests.

Hectares are widely used in urban planning, agriculture, and environmental conservation to assess and manage land resources. For example, farmers may use hectares to determine the size of their fields for planting crops, while city planners may use this unit to calculate the area of land needed for new developments. Additionally, hectares are often used in ecological studies to measure the extent of habitats or conservation areas. Overall, hectares provide a convenient and standardized way to express and compare land areas in a variety of contexts.

## What are Acres?

Acres are units of measurement used to quantify land area. An acre is a unit of area commonly used in the imperial and US customary systems, equal to 43,560 square feet or about 4,047 square meters. Originally, an acre was defined as the amount of land a yoke of oxen could plow in one day. Acres are commonly used in real estate and agriculture to measure the size of land parcels.

While acres are more commonly used in the United States and some other countries following the imperial system, hectares are the preferred unit of measurement in most of the world due to their simplicity and compatibility with the metric system.

Starting value
Increment
Accuracy
Hectares
Acres
0ha
0.00000ac
1ha
2.47105ac
2ha
4.94210ac
3ha
7.41315ac
4ha
9.88420ac
5ha
12.35525ac
6ha
14.82630ac
7ha
17.29735ac
8ha
19.76840ac
9ha
22.23945ac
10ha
24.71050ac
11ha
27.18155ac
12ha
29.65260ac
13ha
32.12365ac
14ha
34.59470ac
15ha
37.06575ac
16ha
39.53680ac
17ha
42.00785ac
18ha
44.47890ac
19ha
46.94995ac
Hectares
Acres
20ha
49.42100ac
21ha
51.89205ac
22ha
54.36310ac
23ha
56.83415ac
24ha
59.30520ac
25ha
61.77625ac
26ha
64.24730ac
27ha
66.71835ac
28ha
69.18940ac
29ha
71.66045ac
30ha
74.13150ac
31ha
76.60255ac
32ha
79.07360ac
33ha
81.54465ac
34ha
84.01570ac
35ha
86.48675ac
36ha
88.95780ac
37ha
91.42885ac
38ha
93.89990ac
39ha
96.37095ac
Hectares
Acres
40ha
98.84200ac
41ha
101.31305ac
42ha
103.78410ac
43ha
106.25515ac
44ha
108.72620ac
45ha
111.19725ac
46ha
113.66830ac
47ha
116.13935ac
48ha
118.61040ac
49ha
121.08145ac
50ha
123.55250ac
51ha
126.02355ac
52ha
128.49460ac
53ha
130.96565ac
54ha
133.43670ac
55ha
135.90775ac
56ha
138.37880ac
57ha
140.84985ac
58ha
143.32090ac
59ha
145.79195ac
Hectares
Acres
60ha
148.26300ac
61ha
150.73405ac
62ha
153.20510ac
63ha
155.67615ac
64ha
158.14720ac
65ha
160.61825ac
66ha
163.08930ac
67ha
165.56035ac
68ha
168.03140ac
69ha
170.50245ac
70ha
172.97350ac
71ha
175.44455ac
72ha
177.91560ac
73ha
180.38665ac
74ha
182.85770ac
75ha
185.32875ac
76ha
187.79980ac
77ha
190.27085ac
78ha
192.74190ac
79ha
195.21295ac