Escanaba is a city in the U.S. state of Michigan, located in the banana belt on the state's Upper Peninsula. As of the 2000 census, the city population was 13,140, making it the third-largest city in the Upper Peninsula after Marquette and Sault Ste. Marie. It is the county seat of Delta County. There is also Escanaba Township, which is north of the city and is not adjacent to it, although a portion of the urban area around the city extends into the township. Both are named for the Escanaba River that flows into the Little Bay de Noc of Lake Michigan just north of the city at 45°46′37″N 87°03′30″W / 45.77694°N 87.05833°W / 45.77694; -87.05833.