Satsuma is a city in Mobile County, Alabama, United States. At the 2020 census, the population was 6,749, up from 6,168 at the 2010 census. Known prior to 1915 as "Fig Tree Island", the city was named after the satsuma orange, which was successfully cultivated and grown in Alabama starting in 1878, a gift from Emperor Meiji of Japan. Satsuma is a part of the Mobile metropolitan area.