Area Converter
Convert area between square meters, square feet, acres, hectares, and more.
Results update as you type.
How it works
Area measures the two-dimensional size of a surface, and the units used vary widely across countries, industries, and everyday situations. The metric world works in square meters, square kilometers, and hectares, while the United States relies on square feet, square yards, acres, and square miles. An area converter removes the friction of moving between these systems so a plot listed in hectares can be compared instantly with one quoted in acres. Square feet dominate US residential real estate — a home is described as 2,000 sq ft rather than 186 square meters. Acres measure land parcels, where one acre equals 43,560 square feet, roughly the playing area of an American football field. Hectares are the international agricultural standard at 10,000 square meters, and square kilometers or square miles handle large geographic regions. Because every unit has a fixed, exact ratio to the square meter, this area converter normalises any input to square meters first and then scales to the chosen output, keeping results precise no matter how unusual the pairing. Real estate agents, farmers, surveyors, architects, and students all use an area converter to translate measurements confidently across the metric and US customary systems.
Convert to sq meters (base unit) then to target unit using conversion factors
Area conversion works because every area unit is defined as a fixed multiple of the square meter, the SI base unit for area. Since these ratios never change, the converter multiplies the input by its factor to reach square meters, then divides by the target unit's factor to scale out. Key ratios: 1 sq ft = 0.092903 sq m, 1 acre = 4,046.86 sq m, 1 hectare = 10,000 sq m, and 1 sq mile = 2,589,988 sq m.
Source:International System of Units (SI) — NIST
We review all our tools from time to time to ensure accuracy.
Worked example
How to use this calculator
- 1
Enter your values
Enter value, from and to.
- 2
Adjust the options
Fine-tune any options to match your situation.
- 3
Read your result
Converted Area updates instantly as you type — no button to press.
Frequently asked questions
How many square feet are in an acre?
One acre equals exactly 43,560 square feet. This is a legally defined value in the US. An acre is approximately 209 feet × 209 feet (roughly a square with sides of about 63.6 meters). One square mile contains exactly 640 acres. These fixed ratios are why real estate professionals can quickly convert between acres and square feet mentally: 5 acres = 5 × 43,560 = 217,800 square feet.
What is the difference between a hectare and an acre?
A hectare (ha) is a metric unit equal to 10,000 square meters, while an acre is a US customary/imperial unit equal to 4,046.86 square meters. One hectare = approximately 2.471 acres. Hectares are used internationally and in scientific contexts; acres are common in the US and UK for land measurement. A soccer field is about 0.6–0.7 hectares or 1.5–1.75 acres. When buying farmland internationally, check which unit the listing uses.
How do I convert square feet to square meters?
Multiply square feet by 0.092903 to get square meters. Alternatively, divide square feet by 10.764 (since 1 sq m = 10.764 sq ft). For mental math: 1,000 sq ft ÷ 10 ≈ 100 sq m (actually 92.9 sq m, so it's a rough approximation). For precise work, always use the exact factor of 0.092903. A 2,000 sq ft home is approximately 185.8 square meters — a common question in international real estate.
What is a square mile in acres?
One square mile equals exactly 640 acres. This is a fundamental relationship in the US land measurement system, derived from the township-and-range surveying system used across most of the US. A US township is 6 miles × 6 miles = 36 square miles = 23,040 acres, divided into 36 sections of 640 acres each. This grid system is why rural US roads are often exactly 1 mile apart.
How large is a square meter compared to common objects?
A square meter (m²) is a square with sides of 1 meter (about 3.28 feet or 39.4 inches). To visualize: a typical dining table is about 0.9 m², a king-sized bed is about 2.6 m², a single parking space is about 14–16 m², and an average US bedroom is about 14–18 m² (150–200 sq ft). A full tennis court is 260.75 m², a basketball court is 436.6 m², and a standard soccer pitch is 6,000–8,500 m² (0.6–0.85 hectares).