Square kilometer
km²
Square meter
m²
Square centimeter
cm²
Square millimeter
mm²
Hectare
ha
Square mile
mi²
Acre
ac
Square yard
yd²
Square foot
ft²
Square inch
in²
Click any field to use it as your input — all other units update instantly.
Area Converter
Convert between square meters, acres, hectares, square feet, square miles and more. Instant area conversion.
How to convert area units online for free
- Type any area value into one of the fields above (no signup needed)
- All units update instantly — square metres, square feet, acres, hectares, and more
- Click any result to copy — useful for property, landscaping, and construction conversions
Why use our Area Converter?
Area conversions are surprisingly tricky because area scales by the square of length — 1 metre is about 3.28 feet, but 1 square metre is about 10.76 square feet. Our converter handles the maths precisely so you get accurate results for property, landscaping, and construction.
Common uses: converting a property listing from square feet to square metres (or vice versa), calculating plot size in acres vs hectares, or figuring out how many square feet are in a room that was measured in metres.
Everything runs in your browser. No account, no ads on the tool, completely free.
Frequently asked questions
- How do I convert square feet to square meters?
- Multiply the square feet value by 0.092903. For example, 100 ft² × 0.092903 = 9.29 m². Type in the ft² field above and m² updates instantly.
- How many square feet are in an acre?
- There are exactly 43,560 square feet in one acre. In metric, one acre equals 4,046.86 square meters, or about 0.405 hectares.
- What is the difference between a hectare and an acre?
- One hectare equals exactly 10,000 square meters or 2.47105 acres. A hectare is approximately the size of a standard football pitch (soccer field).
- How do I convert square kilometers to square miles?
- Multiply by 0.386102. For example, 10 km² × 0.386102 = 3.86 mi². Conversely, multiply square miles by 2.58999 to get square kilometers.
- How many square meters is a football field?
- A standard FIFA football (soccer) field is between 6,400 and 10,800 m² (depending on dimensions). A standard American football field is about 5,351 m² (including end zones).