Hectare To Acre Conversion Chart

Hectare (ha) Acre (ac)
1 ha2.471 ac
10 ha24.71 ac
20 ha49.42 ac
50 ha123.55000000000001 ac
100 ha247.10000000000002 ac
500 ha1235.5 ac
1000 ha2471 ac
2000 ha4942 ac
5000 ha12355 ac

Convert from hectare to acre formula

Total acre = Total hectare x 2.471

For example, if you want to convert 100 Hectare to Acre then,

100 ha = 100 x 2.471 = 247.10000000000002 ac

Convert from acre to hectare formula

Total hectare =
Total acre
247.10000000000002 ac
= 100 ha


A hectare is a unit of measurement of area. It is equal to 10,000 square metres, or a square with sides of 100 by 100 metres. 100 hectares is 1 square kilometre. Therefore, a farm with 200 hectares of fields has 2 square kilometres of fields.


The acre is a unit of land area used in the imperial and US customary systems. It is traditionally defined as the area of one chain by one furlong (66 by 660 feet), which is exactly equal to 10 square chains, ​1⁄640 of a square mile, or 43,560 square feet, and approximately 4,047 m2, or about 40% of a hectare. Based upon the International yard and pound agreement of 1959, an acre may be declared as exactly 4,046.8564224 square metres. One recognised symbol for the acre is ac,but the word "acre" is also used as the symbol.