Measurement Of One Acre. One acre in measured in the metric system. * 1 acre = 4,840 square yards * 1 acre = 4046.8564 square meters these figures will now be used in the following equation:

Is an acre close to a mile? For those of you that use the metric system instead of the imperial system, an acre in square meters is 4046.86 square meters. So, if the plot of land is a perfect square, then one side of that square would have a length of ≈208.71 feet.if the plot of land is rectangular, we would need to know the length of one side in feet in order to figure out the length of the other,.