Convert Square kilometer (km²) (km2) to Square meter (m²) (m2)

Category: Area

1000000 m2

1 km2 = 1000000 m2

High-precision rounding: 6 decimals


How to convert square kilometer (km²) to square meter (m²)

We convert by pivoting through the SI base unit for Area and applying exact factors where applicable.

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Examples

Linear unit conversions use standardized factors; many are exact by definition (e.g., 1 in = 25.4 mm, 1 ft = 0.3048 m).

Common mistakes

  • Squaring a length conversion factor incorrectly or forgetting to square it.

About Area

Area equals length squared. It appears in real estate, land management, material takeoffs, and GIS. Square meters are SI standard; acres and hectares are common for land reporting in different regions.

About Square kilometer (km²)

Square kilometer (km²) is a commonly used unit within the Area category.

About Square meter (m²)

Square meter (m²)

SI unit of area; equals the area of a square 1 m on a side. Used from floor plans to satellite remote sensing products.

History: Defined from the meter; fundamental for land measurement and building codes.

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