Area Converter

Convert between metric and imperial area units.

📖 Read the full guide: Area Measurement: Acres, Hectares and the Roman Foot In-depth article explaining the math and real-world context. →

Useful References

Conversion	Value
1 acre	4,047 m² ≈ 0.405 ha = 43,560 sq ft
1 hectare (ha)	10,000 m² ≈ 2.471 acres
1 square foot	0.0929 m² = 144 sq inches
1 square yard	9 sq ft = 0.836 m²
1 square mile	2.59 km² = 640 acres
1 American football field	~5,351 m² ≈ 1.32 acres
1 soccer pitch (FIFA standard)	~7,140 m² (varies)

Real Estate Unit Conventions

Real estate listings mix units depending on region:

U.S. residential: square feet (the "1,800 sq ft" house)
U.S. rural / agricultural: acres
Europe / Asia / Australia: square meters (m²)
UK rural / agricultural: hectares or acres
India: mixes acres, hectares, and traditional units (bigha, kanal, etc.)

For international real estate research, the Wikipedia article on the acre and the hectare are good references.

Quick Mental Conversions

1 acre ≈ size of a U.S. football field (without endzones)
1 hectare ≈ 2.5 acres ≈ a baseball diamond
1 sq mile = 640 acres (the "section" in U.S. land surveying)