How many ares are in one acre?
One acre equals 40.468564224 ares.
Acre to Are Conversion
Switch between acres and ares for international land measurements.
Convert acres and ares
Enter a land area and select the direction.
About this converter
How to use Acre to Are Conversion, plus the formulas and logic behind the results.
Tool description
An are is 100 square meters, while one acre is 4,046.8564224 square meters.
How to use
- Enter the land area value.
- Choose the direction matching the unit you entered.
- Select Calculate to apply the conversion factor.
- Review the result in acres or ares.
Formulas & reference
ares = acres × 40.468564224acres = ares ÷ 40.468564224
Calculation logic
Both units are normalized through square meters, giving 40.468564224 ares per acre.
Acre to Are Conversion FAQ
Common questions about this conversion and how to interpret the result.
What is an are?
An are is a metric land unit equal to 100 square meters.
Is an are the same as a hectare?
No. One hectare equals 100 ares.
How many acres is 100 ares?
100 ares is about 2.47105 acres.
Where are ares used?
Ares are used for land measurement in parts of Europe and other metric regions.
Are the conversion factors exact?
Yes. They follow the defined value of an acre and 100 square meters per are.