Area Converter
Convert square units, land parcels, acres, hectares, and surface area dimensions. Convert between metric, US customary, and imperial units using documented conversion factors and high-precision decimal calculations.
Live Interactive Calculator
square foot = square meter × 10.76391Popular Area Conversions
Explore dedicated guides with exact formulas, conversion factors, worked calculation steps, and quick reference tables.
Square Feet to Square Meters
Convert Square Foot to Square Meter with exact formula and quick lookup tables.
Square Meters to Square Feet
Convert Square Meter to Square Foot with exact formula and quick lookup tables.
Acres to Hectares
Convert Acre to Hectare with exact formula and quick lookup tables.
Hectares to Acres
Convert Hectare to Acre with exact formula and quick lookup tables.
Square Miles to Square Kilometers
Convert Square Mile to Square Kilometer with exact formula and quick lookup tables.
Major Area Units & Definitions
Standard measurement units, measurement systems, and documented sources.
Square Meter
m²The SI derived unit of area, representing the area of a square whose sides are each exactly one meter long.
Square Foot
ft²An imperial and US customary unit of area equal to a square with sides of 1 foot. Defined as exactly 0.09290304 square meters. Universal in US residential real estate.
Acre
acA traditional unit of land area equal to 43,560 square feet or 4,840 square yards (approximately 4,046.86 square meters). Standard in US and UK agriculture and land transactions.
Hectare
haA metric unit of area equal to a square with sides of 100 meters (10,000 square meters). Accepted for use with the SI for land measurement worldwide.
Square Kilometer
km²A metric unit of area equal to 1,000,000 square meters. Standard for geographical, provincial, and national territory areas.
Square Mile
mi²A US customary and imperial unit of area equal to 640 acres or 2,589,988.110336 square meters.