Convertisseur de surface
Convertisseur de surface gratuit — m², ft², acres, hectares, miles carrés et km². Immobilier, terrain, jardinage — conversions instantanées dans votre navigateur.
Runs in your browserUpdated Apr 26, 2026
Area converter
All area conversions
Square millimeter
1000000 mm²
Square centimeter
10000 cm²
Hectare
0.0001 ha
Square kilometer
0.000001 km²
Square inch
1550.0031 in²
Square foot
10.76391505 ft²
Square yard
1.195990561 yd²
Acre
0.0002471053815 ac
Square mile
3.861022e-7 mi²
Questions fréquentes
›How many square feet in a square meter?
1 m² = 10.764 ft². Multiply m² by 10.764 to get square feet, or divide ft² by 10.764 to get square meters.
›How big is an acre?
One acre is 4,047 m², or 43,560 ft², or about 0.405 hectares. Roughly the size of a US football field minus the end zones.
›Acres or hectares — which to use?
Hectares (10,000 m²) are the metric standard used in most of the world. Acres are used in the US, UK and a handful of other countries.
›Is the area converter free?
Yes — free, no signup, no uploads. Runs entirely in your browser.
›Can I share a conversion?
Yes — the URL updates with your value and units, so you can bookmark or share any result.