Southfield Township is a civil township of Oakland County in the U.S. state of Michigan. The population was 14,547 at the 2010 census. Organized in 1830, the township once occupied a much larger area before the cities of Lathrup Village and Southfield incorporated into cities in 1953 and 1958. Today, the township occupies 8.06 square miles (20.88 km2) and contains and administers the villages of Beverly Hills, Bingham Farms, and Franklin. The unincorporated part of the township, which belongs to no village, occupies 0.17 square miles (0.44 km2) with a population of 19 at the 2010 census.