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In page Logan County, Illinois:

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Of the 11,070 households, 29.7% had children under the age of 18 living with them, 50.3% were married couples living together, 10.6% had a female householder with no husband present, 34.3% were non-families, and 29.2% of all households were made up of individuals. The average household size was 2.34 and the average family size was 2.85. The median age was 39.4 years.[7] 14.4% of the population were living in group quarters including 11.4% of the population institutionalized.[1]