- Pontiac is a city in the state of Michigan, United States. It is located in Oakland County and is considered a suburb of Detroit. Pontiac is known for its rich history in the automotive industry, as it was once home to the Pontiac Motor Division of General Motors. Today, the city faces economic challenges, but it is undergoing revitalization efforts with a focus on attracting new businesses and improving the quality of life for its residents. Pontiac features a mix of residential, commercial, and industrial areas, as well as several parks and recreational facilities.