Holly is a village in north Oakland County in the U.S. state of Michigan. The population was 6,086 at the 2010 census. The village is located within Holly Township. It is about 15 miles (24 km) south of Flint and 55 miles (89 km) northwest of Detroit.
As of the census of 2000, there were 6,135 people, 2,412 households, and 1,565 families residing in the village. The population density was 2,204.6 per square mile (852.1/km²). There were 2,509 housing units at an average density of 901.6 per square mile (348.5/km²). The racial makeup of the village was 95.14% White, 1.29% African American, 0.44% Native American, 0.41% Asian, 0.02% Pacific Islander, 1.01% from other races, and 1.70% from two or more races. Hispanic or Latino of any race were 3.31% of the population.
There were 2,412 households out of which 34.7% had children under the age of 18 living with them, 48.5% were married couples living together, 11.2% had a female householder with no husband present, and 35.1% were non-families. 28.7% of all households were made up of individuals and 12.2% had someone living alone who was 65 years of age or older. The average household size was 2.49 and the average family size was 3.10.