Phantom Lake is located on the West side of Mukwonago. It consists of 2 connected lakes Lower Phantom Lake and Phantom Lake with Lower Phantom Lake on the North side. Both Lakes combined are 483 acres or about 3/4 of a square mile and have a maximum depth of 29 feet. There is one public boat launch located on Lower Phantom Lake. Search all currently available Phantom Lake homes for sale by clicking the home search tab.