Vassar is a city in Tuscola County in the U.S. state of Michigan. The small town was founded March 1, 1849. The population was 2,697 at the 2010 census and 2,823 at the 2000 census (a decrease of about 4.5%). The city is located on the western edge of Vassar Township but is politically independent.
As of the census of 2000, there were 2,823 people, 991 households, and 676 families residing in the city. The population density was 1,266.2 per square mile (488.8/km2). There were 1,062 housing units at an average density of 476.3 per square mile (183.9/km2). The racial makeup of the city was 88.42% White, 8.25% African American, 0.21% Native American, 0.21% Asian, 1.35% from other races, and 1.56% from two or more races. Hispanic or Latino of any race were 2.94% of the population.
There were 991 households out of which 34.0% had children under the age of 18 living with them, 51.2% were married couples living together, 12.9% had a female householder with no husband present, and 31.7% were non-families. 28.8% of all households were made up of individuals and 12.6% had someone living alone who was 65 years of age or older. The average household size was 2.55 and the average family size was 3.14.