Green Bay is a city in Brown County, Wisconsin, United States, and its county seat. It is located along the Green Bay inlet at the mouth of the Fox River on Lake Michigan. With a population of 107,395 at the 2020 census, it is the third-most populous city in Wisconsin and third-most populous city on Lake Michigan, while the Green Bay metropolitan area has an estimated 335,000 residents. Green Bay was settled in 1634 by Jean Nicolet as a fur trading post in New France. Its development was shaped by its location at the mouth of the Fox River and it emerged as a center for the lumber, shipping, and paper industries in the 19th and 20th centuries. In the contemporary period, Green Bay's economy encompasses manufacturing, healthcare, and service sectors. The city is widely recognized for its association with the Green Bay Packers of the National Football League, a publicly owned franchise whose presence contributes significantly to the local economy and culture.