Convert hectars to acres (ha to ac) and acres to hectars (ac to ha) Online Conversion Calculator - Converter

This calculator-converter provides conversion of hectars to acres (ha to ac) and backwards acres to hectars (ac to ha).

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Conversion Chart / Table
 hectar to acres Conversion Chart / Table: acres to hectars Conversion Chart / Table: ha = ac 1.0 = 2.47105 2.0 = 4.94211 3.0 = 7.41316 4.0 = 9.88422 5.0 = 12.35527 6.0 = 14.82632 7.0 = 17.29738 8.0 = 19.76843 9.0 = 22.23948 hectar = acres 10 = 24.71054 20 = 49.42108 30 = 74.13161 40 = 98.84215 50 = 123.55269 100 = 247.10538 500 = 1235.5269 1000 = 2471.05381 5000 = 12355.26905 ac = ha 1.0 = 0.40469 2.0 = 0.80937 3.0 = 1.21406 4.0 = 1.61874 5.0 = 2.02343 6.0 = 2.42811 7.0 = 2.8328 8.0 = 3.23749 9.0 = 3.64217 acres = hectars 10 = 4.04686 20 = 8.09371 30 = 12.14057 40 = 16.18743 50 = 20.23428 100 = 40.46856 500 = 202.34282 1000 = 404.68564 5000 = 2023.42822

The hectar (British spelling: hectare; symbol or abbreviation: ha, plural form: hectars, ) is a unit of area used in the International System of Units (metric system, SI ). One hectar (ha) = 2.47105381 acres = 11 959.9005 square yards = 10 000 square meters (m2) = 0.01 square kilometers = 0.00386102159 square mile = 107 639.104 square feet = 15 500 031 square inches.