Everyday converter
Area Converter
Convert floor area, land, rooms, and surfaces between square metric and US units, acres, and hectares. Area factors are squared, so the calculator handles more than a simple length conversion.
- Instant results
- Private & secureNo data is uploaded
- Works on all devices
Common area units
- Square millimeters (mm²)1 m² = 1,000,000 mm²
- Square centimeters (cm²)1 m² = 10,000 cm²
- Square meters (m²)The unit this converter works in
- Hectares (ha)1 ha = 10,000 m²
- Square kilometers (km²)1 km² = 1,000,000 m²
- Square inches (in²)1 m² = 1,550.003 in²
- Square feet (ft²)1 m² = 10.76391 ft²
- Square yards (yd²)1 m² = 1.19599 yd²
- Acres (ac)1 ac = 4,046.856 m²
- Square miles (mi²)1 mi² = 2,589,988 m²
Conversion formula
Every conversion here uses the published factor, not a rounded one.
Example: Square meters to Square feet
1 m² = 10.76391 ft²
To convert square meters to square feet, multiply by 10.76391:
50 m² = 538.1955 ft²
Figures on this page are shown to seven significant digits. The converter keeps the full precision and rounds only what it displays.
Did you know?
An acre is exactly 43,560 square feet — an odd-looking number that comes from an old measure of one chain by one furlong.
A hectare is simpler: exactly 10,000 m², or a square 100 m on each side, which works out at about 2.471 acres.
Frequently asked questions
How many square feet is 1 acre?
1 acre is 43,560 square feet. That is the standard US land measure. One acre is also about 4,046.86 square meters.
How many square feet is 100 square meters?
100 square meters is about 1,076.39 square feet. Multiply square meters by 10.7639104167. 1 square meter is 10.7639 square feet.
How many acres is 1 hectare?
1 hectare is 2.47105 acres. One hectare is 10,000 square meters. Divide square meters by 4,046.8564224 for acres.
How many square meters is 1 acre?
1 acre is 4,046.86 square meters. Multiply acres by 4,046.8564224 for square meters. Survey maps often list both units.
Is this area converter free with no sign-up?
Yes. This converter is free with no sign-up and no account. Use it as often as you need in your browser.