Convert square kilometer [km^2] to square chain [ch^2] Online | Free area Converter

Square Kilometer [km²]

A square kilometer (km²) is a unit of area equal to a square that is 1 kilometer on each side. It is commonly used to measure large areas such as cities, countries, or large land plots.

1 km² = 1,000,000 m².

Square Chain [ch²]

A square chain (ch²) is a unit of area used in land surveying, especially in the US and UK. It represents the area of a square with sides one chain long.

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  1 chain = 66 feet (20.1168 meters)

  
  
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  1 square chain = 66 ft × 66 ft = 4,356 square feet ≈ 404.69 m²

  
  
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  10 square chains = 1 acre

  
  

Square chains are used to measure land parcels and agricultural fields.