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Area converters

Area units split along the same metric/imperial line as length, but the conversion factors are squared — which is why a quick mental estimate that works for feet-to-meters goes badly wrong for square feet to square meters. Land measurement adds its own units: the acre (imperial, still standard for US and UK property) and the hectare (metric, standard almost everywhere else). All factors here derive from the exact 1959 international yard and pound agreement definitions.

Popular area conversions

All area units

The 10 units below can be selected as source or target inside any area converter.

Area units in terms of the square meter

Every area unit on Convertitive is defined as an exact ratio of the square meter (m²), the reference unit for this category. The table below shows what one of each unit equals in square meters — the constant every converter on this page is built from.

Area units expressed in square meters
UnitSymbol1 unit in square meters
Square metersm²base unit
Square feetft²0.092903 m²
Acresac4046.86 m²
Hectaresha10000 m²
Square kilometerskm²1000000 m²
Square milesmi²2589988 m²
Square centimeterscm²0.0001 m²
Square inchesin²0.00064516 m²
Square yardsyd²0.836127 m²
Square millimetersmm²1.0000 × 10^−6 m²

To convert between any two units, Convertitive scales the input to square meters using these factors and then back out to the target unit — so every result on this page traces to a single, exact definition rather than a chained approximation. Pick any pair above to see the formula, a 50-row reference table, and worked examples.

Square meters to square feet reference table

Common square meters values with their square feet equivalent, computed with the same factors the converter uses.

m²ft²
0.11.07639
221.5278
775.3474
12129.167
40430.556
75807.293
1501614.59
4004305.56
100010763.9
250026909.8
10000107639
100000010763910

Need a value that is not listed? Open the m² to ft² converter and type any number.