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Area Converter — Convert m², ft², acres, hectares & more

Convert area units instantly: square meters, square feet, acres, hectares, square kilometers, square miles. Free area unit converter.

What is this calculator?

The Area Converter is a tool that converts a given area value from one unit to multiple other units simultaneously. It uses standard conversion factors between units such as square meters, square feet, acres, hectares, square kilometers, and square miles.

Formula

The conversion is based on multiplying the input value by the appropriate conversion factor. For example, to convert from square feet to square meters, multiply by 0.09290304. The tool applies the factor for the selected 'from' unit to convert to each target unit.

Example

If you enter 1000 and select 'ft²' as the from unit, the converter outputs: 92.90304 m², 1000 ft², 0.00009290304 km², 0.02295684 acres, and 0.009290304 hectares.

How to use

  1. 1Enter a numeric value in the 'value' field (must be non-negative).
  2. 2Select the unit of the entered value from the 'fromUnit' dropdown (e.g., square meters, acres).
  3. 3The results display the equivalent area in square meters, square feet, square kilometers, acres, and hectares instantly.

Frequently Asked Questions

How do you convert square meters to acres?
To convert square meters to acres, multiply the area in square meters by 0.000247105. For example, 10,000 m² × 0.000247105 = 2.47105 acres.
What is the difference between an acre and a hectare?
An acre is a unit of area commonly used in the US and UK, equal to 43,560 square feet. A hectare is a metric unit equal to 10,000 square meters. One hectare is approximately 2.47105 acres.
Can this converter handle very large areas like countries?
Yes, the converter accepts values up to 1 quadrillion (10^15), which is sufficient for areas of countries (e.g., Russia ~17 million km²). However, for extremely large values, precision may be limited by floating-point representation.
What does the 'Square Kilometers' output represent?
The 'Square Kilometers' output shows the area in square kilometers (km²), a metric unit equal to 1,000,000 square meters. It is commonly used for measuring large land areas like cities, states, or countries.
Are the conversion factors based on international standards?
Yes, the conversion factors are based on the International System of Units (SI) and international agreements. For example, 1 foot is defined as exactly 0.3048 meters, so 1 square foot = 0.09290304 square meters.
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