Neenah is a city in Winnebago County, Wisconsin, United States. It is situated on the banks of Lake Winnebago, Little Lake Butte des Morts, and the Fox River approximately 10 miles northeast of Oshkosh and 40 miles southwest of Green Bay. Neenah's population was 27,319 at the 2020 census. Neenah is within the geographic boundaries of the Town of Neenah, but is politically independent. The city is the southwesternmost of the Fox Cities of northeast Wisconsin.