An are is 100 square meters.
Ares to Square Hectometers Converter — a to hm2
Convert Are (a) to Square Hectometer (hm2) using the exact conversion factor (1 are = 0.01 square hectometer). See the formula, worked examples, and conversion table.
Ares to Square Hectometers converter
Converter
Area Converter
Convert land, construction, mapping, survey, and scientific area units.
Context values
Some unit families need one extra value for a physically accurate result.
Square metric area unit.
Result = input x 100 / 10000.
Area uses the square meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Ares to Square Hectometers
Comparing Are and Square Hectometer is common in agriculture and real estate, where US land is typically measured in acres and most of the rest of the world uses hectares. Specifically: An are is 100 square meters, and square metric area unit.
Formula
square hectometers = ares × 0.01
This factor comes from each unit's defined relationship to the category's base unit: 1 are equals 100 base units, and 1 square hectometer equals 10000 base units, so dividing one by the other gives the direct are-to-square hectometer factor of 0.01.
Simple example
1 a × 0.01 = 0.01 hm2
1 are = 0.01 square hectometers.
Real-world example
10 a × 0.01 = 0.1 hm2
10 ares = 0.1 square hectometers.
Conversion table
| Are (a) | Square Hectometer (hm2) |
|---|---|
| 1 a | 0.01 hm2 |
| 5 a | 0.05 hm2 |
| 10 a | 0.1 hm2 |
| 25 a | 0.25 hm2 |
| 50 a | 0.5 hm2 |
| 100 a | 1 hm2 |
Reverse conversion: Square Hectometer to Are
0.01 hm2 × 100 = 1 a
0.01 square hectometers = 1 are.
ares = square hectometers × 100
For a page dedicated to this direction, see Square Hectometer to Are.
Understanding the Are (a)
An are is 100 square meters.
Understanding the Square Hectometer (hm2)
Square metric area unit.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many square hectometers are in 1 are?
1 are equals 0.01 square hectometers, using the exact defined conversion factor rather than an estimate.
How do I convert are to square hectometer?
Multiply the are value by 0.01. The converter above does this instantly to whatever precision you set.
How do I convert square hectometer back to are?
Use the reverse factor: 1 square hectometer equals 100 ares. You can also use the swap control in the converter above to flip the direction instantly.
What is a are?
Are (a) is a unit of area.
What is a square hectometer?
Square Hectometer (hm2) is a unit of area.
Is the are to square hectometer conversion exact?
Yes. Both are and square hectometer are defined by fixed standards rather than physical artifacts, so the factor of 0.01 used above is exact to as many digits as you choose to display.