Acres to Hectares Converter
Convert acres (ac) to hectares (ha)
Result
0.4046856422 ha
Hectares
1 ac = 0.4046856422 ha
1 ac in other units
- 1Enter a valueType the number to convert
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- 3Read the resultSee it in every other unit too
How to convert acres to hectares
One acre equals 0.4046856 hectares, so multiply the number of acres by 0.4046856.
ha = ac × 0.4046856
1 ac = 0.4046856 ha · 1 ha = 2.471054 ac
Worked example
To convert 5 acres to hectares: 5 ac × 0.4046856 = 2.023428 ha.
About acres (ac)
An acre is 43,560 square feet (about 4,047 m²). Agricultural land in India is commonly measured in acres.
About hectares (ha)
A hectare is 10,000 m² (a 100 m × 100 m square), about 2.47 acres. Farmland is often measured in hectares.
More conversions
Acres to other units
Frequently asked questions
How many hectares are in one acre?
One acre equals 0.4046856 hectares.
How many acres are in one hectare?
One hectare equals 2.471054 acres.
How do I convert acres to hectares?
Use the formula ha = ac × 0.4046856. For example, 5 ac × 0.4046856 = 2.023428 ha.