Correct convention
Area conversion uses squared length factors for surfaces, homes and land.
Area Converter Online
Convert square units for land, homes and surfaces.
Local conversion with no external APIs or value storage.
Converted value
Conversion table
| Unit | Converted value |
|---|---|
| Square millimeter (mm²) | 1,000,000 |
| Square centimeter (cm²) | 10,000 |
| Square meter (m²) | 1 |
| Square kilometer (km²) | 0.000001 |
| Hectare (ha) | 0.0001 |
| Are (a) | 0.01 |
| Square inch (in²) | 1,550.0031 |
| Square foot (ft²) | 10.763910417 |
| Square yard (yd²) | 1.1959900463 |
| Acre (ac) | 0.000247105381 |
| Square mile (mi²) | 0.000000386102 |
The conversion runs locally. Values are not sent to servers, stored by default or processed through external APIs.
How to use this converter
- 1
Enter a valid numeric value.
- 2
Choose the source and destination units.
- 3
Adjust precision, then copy or review equivalents.
Precise, private conversion
Important distinctions
One hectare is 10,000 square meters; an acre is about 4,046.8564224 square meters.
Local calculation
Values remain in the browser and are not stored by default.
Frequently asked questions
How is the conversion calculated?
Area conversion uses squared length factors for surfaces, homes and land.
What important distinction should I consider?
One hectare is 10,000 square meters; an acre is about 4,046.8564224 square meters.
Are conversions exact?
Defined factors are exact where an exact definition exists; display may be rounded to the selected precision.
Are my values sent or stored?
No. Everything is calculated locally without external APIs or default storage.