Novi is a city in Oakland County in the U.S. state of Michigan. As of the 2010 census, the population was 55,224, an increase over the 2000 census count of 47,386. The city is located approximately 25 mi northwest of the center of Detroit, and 29 mi northeast of the center of Ann Arbor. The city is located within the boundaries of the survey township of Novi Township. The remaining unincorporated township is only a tiny fraction surrounded by the city.