Land, floor space, and property dimensions get measured in a mix of area units depending on the country and context. This converter handles seven common area units using square meters as the internal reference.
Conversion factors used
| Unit | Square meters equivalent |
|---|---|
| 1 square foot (ft²) | 0.092903 m² |
| 1 square yard (yd²) | 0.836127 m² |
| 1 acre | 4,046.86 m² |
| 1 hectare | 10,000 m² |
| 1 square kilometer (km²) | 1,000,000 m² |
| 1 square mile (mi²) | 2,589,988 m² |
Worked examples
| From | To | Result |
|---|---|---|
| 1 hectare | acres | 2.47 acres |
| 5,000 ft² | m² | 464.5 m² |
| 1 acre | m² | 4,046.86 m² |
Where each unit is commonly used
- Square meters/feet: home and floor plan measurements.
- Acres/hectares: land and real estate, agriculture.
- Square kilometers/miles: large regions, cities, countries.
References
- National Institute of Standards and Technology (NIST) — official unit definitions
Frequently asked questions
How many square feet are in an acre?
One acre equals 43,560 square feet.
How do I convert hectares to acres?
Multiply the number of hectares by approximately 2.47105 to get acres.
What's the difference between a hectare and a square kilometer?
One square kilometer equals 100 hectares, since a hectare is 10,000 m² and a square kilometer is 1,000,000 m².