Montrose is a city in Genesee County in the U.S. state of Michigan. The population was 1,743 at the 2020 census. Once part of the surrounding Montrose Township, the city itself incorporated in 1980, and both are now administered autonomously. It is part of the Flint metropolitan area.

Genesee County is a county in the U.S. state of Michigan. As of the 2020 Census, the population was 406,211, making it the fifth-most populous county in Michigan. The county seat and population center is Flint. Genesee County consists of 33 cities, townships, and villages. It is considered to be a part of the greater Mid Michigan area.