Area Conversions
5 units · 20 converters
Convert between square meters, square kilometers, square feet, hectares and acres. Exact factors for real estate, land surveying and agriculture.
Square Meter(m²)
The square meter is the SI derived unit of area, a square with one-meter sides. Apartments, offices and building floor plans are measured in square meters.
Square Kilometer(km²)
A square kilometer equals one million square meters, or 100 hectares. Cities, lakes and countries are measured in square kilometers.
Square Foot(ft²)
A square foot is a square with one-foot (30.48 cm) sides, exactly 0.09290304 square meters. It is the standard unit for homes and offices in the United States.
Hectare(ha)
A hectare equals 10,000 square meters, or 100 m × 100 m. It is the standard land unit for farms, forests and parks in metric countries.
Acre(ac)
An acre equals exactly 4,046.8564224 square meters, or 43,560 square feet. It is the traditional land unit in the US and UK, about 0.4 hectares.