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

Square Pole


A square pole is another name for a square rod or square perch, a traditional unit of area used in land measurement.



  • 1 pole (rod) = 16.5 feet



  • 1 square pole = 16.5 ft × 16.5 ft = 272.25 square feet ≈ 25.29 square meters



  • 160 square poles = 1 acre



Square poles have historically been used in surveying and describing land parcels.



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.



  • 1 chain = 66 feet (20.1168 meters)



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



  • 10 square chains = 1 acre



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





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