A total of approximately 5,000 acres were listed for sale in Oneida County, Wisconsin, recently, representing a combined almost $188 million in Oneida County farmsand rural real estate for sale. Oneida County ranks third in the Badger State based on the total amount of acres of land for sale of all the counties in the Badger State. Rhinelander featured the most land for sale. Based on its natural assets, tourism and recreation are important contributors to the Oneida County economy. Oneida County is Wisconsin's 12th largest county (1,236 square miles). It's located in the North Central Wisconsin region of the state.