Acres to Ares Conversion

Enter the area in acres below to get the value converted to ares.

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1 ac = 40.468564 a
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How to Convert Acres to Ares

Calculators can be used to convert measurements from one unit to another

To convert an acre measurement to an are measurement, multiply the area by the conversion ratio. One acre is equal to 40.468564 ares, so use this simple formula to convert:

ares = acres × 40.468564

The area in ares is equal to the acres multiplied by 40.468564.

For example, here's how to convert 5 acres to ares using the formula above.
5 ac = (5 × 40.468564) = 202.342821 a

Acres and ares are both units used to measure area. Keep reading to learn more about each unit of measure.

Acres

One acre is defined as the area equal to a space that is one chain (66 ft) by one furlong (660 ft), or 10 square chains.[1] That's equal to 43,560 square feet for those unfamiliar with those units of measure.

The acre is a US customary and imperial unit of area. Acres can be abbreviated as ac; for example, 1 acre can be written as 1 ac.

Try our acreage calculator to find the area of a plot of land in acres by locating the boundaries on a map.

Ares

One are is equal to 100 square meters, or the area of a square with 10 meter sides.

The are is a non-SI metric unit for area. Ares can be abbreviated as a; for example, 1 are can be written as 1 a.

Acre to Are Conversion Table

Acre measurements converted to ares
Acres Ares
1 ac 40.47 a
2 ac 80.94 a
3 ac 121.41 a
4 ac 161.87 a
5 ac 202.34 a
6 ac 242.81 a
7 ac 283.28 a
8 ac 323.75 a
9 ac 364.22 a
10 ac 404.69 a
11 ac 445.15 a
12 ac 485.62 a
13 ac 526.09 a
14 ac 566.56 a
15 ac 607.03 a
16 ac 647.5 a
17 ac 687.97 a
18 ac 728.43 a
19 ac 768.9 a
20 ac 809.37 a
21 ac 849.84 a
22 ac 890.31 a
23 ac 930.78 a
24 ac 971.25 a
25 ac 1,012 a
26 ac 1,052 a
27 ac 1,093 a
28 ac 1,133 a
29 ac 1,174 a
30 ac 1,214 a
31 ac 1,255 a
32 ac 1,295 a
33 ac 1,335 a
34 ac 1,376 a
35 ac 1,416 a
36 ac 1,457 a
37 ac 1,497 a
38 ac 1,538 a
39 ac 1,578 a
40 ac 1,619 a

References

  1. National Institute of Standards and Technology, Specifications, Tolerances, and Other Technical Requirements for Weighing and Measuring Devices, Handbook 44 - 2019 Edition, https://nvlpubs.nist.gov/nistpubs/hb/2019/NIST.HB.44-2019.pdf