made up of individuals, and 10.1% had someone living alone who was 65 years of age or older. The average household size was 2.60 and the average family size was 3.16. In the city, the population was spread out, with 28.6% under the age of 18, 7.7% from 18 to 24, 27.6% from 25 to 44, 24.5% from 45 to 64, and 11.6% who were 65 years of age or older. The median age was 36 years. For every 100 females, there were 93.9 males. For every 100 females age 18 and over, there were 95.4 males. The median income for a household in the city was $187,485, and the median income for a family was $215,983. Males had a median income of $205,423 versus $164,824 for females. The per capita income for the city was $126,857. About 10.5% of families and 13.0% of the population were below the poverty line, including 22.2% of those under age 18 and 16.7% of those age 65 or over. Arts and culture The Old Creamery Theatre Company is a not-for-profit professional theatre founded in 1971 in Garrison. Ten theatre colleagues formed the company in a vacant building that had once served the community of Garrison as a co-op dairy. Education The Vinton-Shellsburg Community School District operates public schools. The district was established on July 1, 1993 by the merger of the Vinton Community School District and the Shellsburg Community School District. The city was served by the Garrison school district until July 1, 1969, when it merged into the Vinton school district. References Further reading Little Heathens: Hard Times and High Spirits on an Iowa Farm During the Great Depression (2007) (), by Mildred Armstrong Kalish. The book describes "a time, a place, and a way of life long gone." External links City-Data Comprehensive Statistical Data and more about Garrison Cities in Benton County, Iowa Cities in Iowa Cedar Rapids, Iowa metropolitan area