How does the Area Converter work?
Every unit has a fixed factor to the square metre (m²) as the base. To convert, the value is first turned into m² and then divided into the target unit. For example, 1 hectare = 10,000 m² and 1 acre = 4,046.8564 m², so 1 hectare ≈ 2.471 acres. One square foot is exactly 0.09290304 m².
Background & details
How to read the result
An area is length times width, measured in square units. The converter shows the same area in a different unit – the piece of land stays the same size, only the scale changes. The crucial point is that square units do not scale linearly: a square metre is not twice but a hundred times a square decimetre, because both sides grow by a factor of 10. This is exactly where most people misjudge.
What orders of magnitude are typical?
- Car parking space: around 12–15 m²
- Apartment: 60–100 m²
- Tennis court: around 260 m²
- Football pitch: roughly 7,000 m² (≈ 0.7 hectares)
- Hectare: 10,000 m², a square 100 m on each side
- Square kilometre: 100 hectares or 1,000,000 m²
With these anchors you can sanity-check any result. If an apartment comes out as "2 hectares", you have swapped square metres and hectares.
Common mistakes
The biggest mistake is confusing length and area factors. One metre is 100 centimetres, but one square metre is 10,000 square centimetres – the factor gets squared. Use the linear factor when converting area and you will be off by a hundred or a thousand times. A second pitfall is mixing up plot area and floor area: a 600 m² plot has nothing to do with the 120 m² of living space in the house on it. And with imperial figures, an acre is not a side length but a pure area unit with no fixed shape.
Practical tips
For irregular plots, split the area into rectangles and triangles, calculate each part separately and add them up. When buying materials – tiles, turf, paint – always add 5–10 % waste, because cutting and overlap cost surface area. With international property listings, check the unit: "2,000 sqft" sounds large but is only about 186 m². And in farming, think in hectares, because yields and subsidies are usually quoted per hectare.
When a plain conversion is not enough
Area says nothing about shape. Two plots of 1,000 m² each can be completely different to use – you build on a square plot differently from a long, narrow strip. Slope, layout and building rules decide the real usefulness, not the bare square-metre figure. For rough comparisons and material quantities the converter is ideal; for actual buildability you also need a site plan and the regulations.