Of 72 counties in the Badger State, Saint Croix County is 48th in terms of its size (735 square miles). Saint Croix County is in Northwest Wisconsin. There is around 1,000 acres of riverfront property for sale in Saint Croix County, Wisconsin, based on recent Land Network data. The combined market value of farmsand rural real estate for sale here is nearly $2 million. Browse all waterfront property for sale in Saint Croix County on the Land Network to find the marina, lakefront and other recreational property that meets your needs, from waterside land perfect as a retirement investment to existing residential waterfront land and property for hunting, fishing and other outdoor-recreation pursuits! The most common type of land for sale by combined acreage in Saint Croix County is undeveloped land.