#81. ZIP Codes with the Best Public Schools in the Milwaukee-Waukesha Metro Area, WI ZIP Code 53218, WI Learn more Population: 41,974 Median Age: 29 College-Educated: 13% Family-Households: 70% Median Household Income: $38,584 Average Commute (mi.): 25 Lived Here Last Year: 85% Median Home Value: $81,300 Median Monthly Rent: $724 Renter-Occupied: 52%