GLADSTONE, a city of Delta county, Michigan, in the upper Peninsula, at the head of Little Bay de Noc, an inlet of Green bay (Lake Michigan). It is on Federal highways 2 and 41, and is served by the Soo Line railway. The population was 4,953 in 192o and was 5,17o in 193o. It is a division headquarters of the railroad ; has a deep-water harbour, with coal and flour docks and a grain elevator; is a receiving and distributing centre for automobiles shipped across the lake and consigned to places farther west ; and manufactures sporting goods, firearms, hard wood flooring, veneer and other articles. The city was founded in 1880 and incorporated in Since 1923 it has had a council manager form of government.