Birmingham is a city in Oakland County in the U.S. state of Michigan. It is a northern suburb of Detroit located along the Woodward Corridor (M-1). As of the 2010 census, the population was 20,103.

Oakland County is a county in the U.S. state of Michigan. It is a principal county of the Detroit metropolitan area, containing the bulk of Detroit's northern suburbs. Due to the county's government complex spanning 2 municipalities, its county seat is shared between Pontiac and Waterford. Its largest city is Troy. As of the 2020 Census, its population was 1,274,395, making it the second-most populous county in Michigan, and the largest county in the United States without a city of 100,000 residents.