Area Converter — 36 Units Including Acres, Hectares, sq ft & More
Convert between 36 units of area — square meters, square kilometers, square centimeters, square millimeters, hectares, acres, square feet, square inches, square yards, square miles, are, rood, square chain, square rod, barn, circular inch, and more. 1 hectare = 10,000 m² = 2.471 acres. 1 acre = 43,560 sq ft. Used in real estate, agriculture, urban planning, cartography and nuclear physics.
About the Area Converter
Area quantifies the size of a two-dimensional surface. The SI unit is the square meter (m²). Land area uses hectares (10,000 m²) in most of the world and acres (4,047 m²) in the US and UK. For very large regions, square kilometres or square miles are used. Knowing how to convert between these units is essential in real estate, agriculture, and cartography.
- ›One hectare equals 10,000 m² or approximately 2.471 acres
- ›One acre was historically the area one man could plough in a single day
- ›The total land area of Earth is approximately 149 million km²
- ›One square mile contains exactly 640 acres
Frequently Asked Questions
What units does the Area Converter — 36 Units Including Acres, Hectares, sq ft & More support?
The Area Converter — 36 Units Including Acres, Hectares, sq ft & More supports multiple units with instant conversion. Convert between 36 units of area — square meters, square kilometers, square centimeters, square millimeters, hectares, acres, square feet, square inches, square yards, square miles, are, rood, square chain, square rod, barn, circular inch, and more. 1 hectare = 10,000 m² = 2.471 acres. 1 acre = 43,560 sq ft. Used in real estate, agriculture, urban planning, cartography and nuclear physics. All results use SI-validated constants accurate to 8 significant figures.
Is this Area Converter — 36 Units Including Acres, Hectares, sq ft & More free?
Yes — completely free. No registration, no limits. Works on all devices including mobile.
How accurate is this converter?
Accurate to 8 significant figures using precise mathematical constants validated against international SI standards (NIST and ISO 80000).