living alone who was 65 years of age or older. The average household size was 2.20 and the average family size was 2.81. Age spread: 20.8% under the age of 18, 6.7% from 18 to 24, 21.7% from 25 to 44, 20.1% from 45 to 64, and 30.8% who were 65 years of age or older. The median age was 46 years. For every 100 females, there were 85.6 males. For every 100 females age 18 and over, there were 76.7 males. The median income for a household in the city was $34,338, and the median income for a family was $42,050. Males had a median income of $30,147 versus $18,929 for females. The per capita income for the city was $16,472. About 5.8% of families and 8.9% of the population were below the poverty line, including 8.2% of those under age 18 and 11.4% of those age 65 or over. Education Allison is a part of the North Butler Community School District, which was established on July 1, 2011, by a merger of the Greene Community School District and Allison–Bristow Community School District. The local high school is North Butler High School. See also References External links Official website Butler County Tribune-Journal Cities in Butler County, Iowa Cities in Iowa County seats in Iowa