Convert acre [ac] to varas castellanas cuad Online | Free area Converter

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Acre [ac]


An acre (ac) is a unit of area commonly used in the United States and other countries for measuring land. One acre equals 43,560 square feet or about 4,047 square meters.

1 acre ≈ 0.4047 hectares or 0.004047 square kilometers.

Acres are often used to describe the size of farms, plots, and real estate.


Varas Castellanas Cuadradas


Varas castellanas is an old Spanish unit of length, and varas castellanas cuadradas refers to the corresponding unit of area (square varas castellanas).



  • 1 vara castellana ≈ 0.8359 meters



  • 1 square vara castellana = (0.8359 m)² ≈ 0.6988 m²



This unit was historically used in Spain and Spanish colonies for measuring land and building areas. It is mostly obsolete today but can still appear in old land records.




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