Acre [ac] to Hectare [ha] Converter

ac

ha

How to Convert Acre to HectareHectare

1 ac = 0.4046860338724812 ha
1 ha = 2.4710514233241505 ac

Example: convert 87 ac to ha:
87 ac = 87 x 0.4046860338724812 = 35.207684946905864 ha

Acre

Definition: An acre (ac) is a unit of area used in the imperial and US customary systems. It is equal to 43,560 square feet, or approximately 4,047 square meters.

History/origin: The acre has ancient origins, dating back to medieval England. It was originally defined as the area of land that a yoke of oxen could plow in a day.

Current use: Acres are commonly used in agriculture, land management, and real estate to measure larger areas of land. It's a prevalent unit in the United States and some other countries.

Hectare

Definition: A hectare (ha) is a non-SI metric unit of area equal to 10,000 square meters. It is primarily used for measuring land area.

History/origin: The hectare was adopted as a unit of area following the French Revolution, along with the metric system. It is derived from the word 'hecto,' meaning one hundred, and 'are,' which is a unit of area equal to 100 square meters.

Current use: Hectares are commonly used in agriculture, forestry, land management, and urban planning to measure large areas of land. It's a widely used unit in many countries, particularly for agricultural land.

Acre to Hectare Conversion Table

Acre [ac]Hectare [ha]
0.01 ac0.004046860338724812 ha
0.1 ac0.04046860338724812 ha
1 ac0.4046860338724812 ha
10 ac4.046860338724812 ha
50 ac20.23430169362406 ha
100 ac40.46860338724812 ha
1000 ac404.6860338724812 ha
10000 ac4046.860338724812 ha

Common pairs of Area