and the average family size was 2.85. In the city, the population was spread out, with 25.6% under the age of 18, 4.1% from 18 to 24, 24.0% from 25 to 44, 28.5% from 45 to 64, and 17.8% who were 65 years of age or older. The median age was 42 years. For every 100 females, there were 95.5 males. For every 100 females age 18 and over, there were 90.6 males. The median income for a household in the city was $30,114, and the median income for a family was $36,563. Males had a median income of $29,219 versus $19,917 for females. The per capita income for the city was $14,316. About 5.5% of families and 8.2% of the population were below the poverty line, including 8.7% of those under age 18 and 10.1% of those age 65 or over. Education The Griswold Community School District operates area public schools. Notable person Edwin Perkins, inventor of Kool-Aid References Cities in Cass County, Iowa Cities in Iowa