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Area converter
Area converter: convert between square meters, square feet, acres and hectares online, free and without signing up. Pick the From and To units, type a value and read the result as you type. Nothing is uploaded: the maths runs in your browser.
How to convert area units online
- 1Type the number you want to convert
- 2Pick the From and To units
- 3Read the result, or look it up in the table
- The value in your unit, plus every other unit.
What happens to your numbers
- Nothing is uploaded.The sum is done by your browser. The number you type never leaves your device.
- Exact definitions.A square foot is 0.09290304 m², an acre 4046.8564224 m² and a hectare 10,000 m².
- Works offline.Once the tool has been opened, it needs no connection.
What you can do
- Convert between all 4 units, with decimals and negative numbers. The result changes as you type.
- Example: 1 hectare = 2.47105 acres.
- Press Swap to turn the conversion around without retyping the number.
- The table lists the value in every unit except the From unit, so one entry gives you 3 results.
- Convert plot and floor sizes, for example acres to hectares for land, or square feet to square meters for flats and offices.
Good to know
- The page opens with square meters as the From unit, square feet as the To unit and a value of 1. Change either unit at any time.
- Results show up to 10 significant digits. Very large or very small values appear in exponent form, such as 1.500000e-7.
- Area factors are the squares of length factors: 1 square meter is about 10.764 square feet, not 3.28. Do not use the length converter for areas.
Questions
Is this area converter free?
Yes. It is free and needs no account or sign-up. Nothing you type is uploaded.
How exact is the result?
The factors are exact: 1 square foot is 0.09290304 square meters, 1 acre is 4046.8564224 square meters and 1 hectare is 10,000 square meters. The result shows up to 10 significant digits.
How many square feet are in an acre?
One acre is 43,560 square feet, or 4046.8564224 square meters. Pick Acres and Square feet in the From and To fields to see it for any number.
Which units can I convert?
Square meters, square feet, acres and hectares. Pick any two of them.