平方码是一个英制的面积单位，其定义是「边长为1码的正方形的面积」，1码为3英尺。

1平方码等于:

• 1,296 平方英吋
• 9 平方英尺
• ≈0.00020661157 英亩
• ≈0.000000322830579 平方英里
• 836 127.36 平方毫米
• 8 361.2736 平方厘米
• 0.83612736 平方米
• 0.00000083612736 平方千米

The square yard (Northern India: gaj) is an imperial unit of area, formerly used in most of the English-speaking world but now generally replaced by the square metre, however it is still in widespread use in the U.S., Canada and the U.K. It is defined as the area of a square with sides of one yard (three feet, thirty-six inches, 0.9144 metres) in length.