St. Clair County, Missouri

St. Clair County is a located in the  of. As of, the population is 9,652. Its is. The county was organized in and named for Gen., governor of the.

Geography
According to the, the county has a total area of 1,818 (702 ). 1,753 km² (677 sq mi) of it is land and 65 km² (25 sq mi) of it (3.60%) is water.

Adjacent counties

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Demographics
As of the of 2000, there were 9,652 people, 4,040 households, and 2,791 families residing in the county. The was 6/km² (14/sq mi). There were 5,205 housing units at an average density of 3/km² (8/sq mi). The racial makeup of the county was 97.36%, 0.23% or , 0.75% , 0.15% , 0.02% , 0.29% from , and 1.21% from two or more races. 0.98% of the population were or  of any race.

There were 4,040 households out of which 26.30% had children under the age of 18 living with them, 57.60% were living together, 7.70% had a female householder with no husband present, and 30.90% were non-families. 27.40% of all households were made up of individuals and 14.80% had someone living alone who was 65 years of age or older. The average household size was 2.34 and the average family size was 2.83.

In the county the population was spread out with 23.00% under the age of 18, 5.60% from 18 to 24, 22.90% from 25 to 44, 27.20% from 45 to 64, and 21.30% who were 65 years of age or older. The median age was 44 years. For every 100 females there were 98.60 males. For every 100 females age 18 and over, there were 94.30 males.

The median income for a household in the county was $25,321, and the median income for a family was $31,498. Males had a median income of $23,231 versus $18,351 for females. The for the county was $14,025. About 16.20% of families and 19.60% of the population were below the, including 25.30% of those under age 18 and 17.60% of those age 65 or over.