Pettis County, Missouri

Pettis County is a located in the  of. The county was organized in and is named for U.S. Congressman. As of 2000, the population was 39,403. Its is.

Geography
According to the, the county has a total area of 1,778 (686 ). 1,774 km² (685 sq mi) of it is land and 4 km² (2 sq mi) of it (0.22%) is water.

Adjacent counties

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 * (east)
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Demographics
As of the of 2000, there were 39,403 people, 15,568 households, and 10,570 families residing in the county. The was 22/km² (58/sq mi). There were 16,963 housing units at an average density of 10/km² (25/sq mi). The racial makeup of the county was 92.06%, 3.04% or , 0.38% , 0.39% , 0.05% , 2.46% from , and 1.62% from two or more races. 3.88% of the population were or  of any race.

There were 15,568 households out of which 32.50% had children under the age of 18 living with them, 53.30% were living together, 10.50% had a female householder with no husband present, and 32.10% were non-families. 27.00% of all households were made up of individuals and 11.70% had someone living alone who was 65 years of age or older. The average household size was 2.49 and the average family size was 3.01.

In the county the population was spread out with 26.30% under the age of 18, 9.30% from 18 to 24, 27.90% from 25 to 44, 21.10% from 45 to 64, and 15.40% who were 65 years of age or older. The median age was 36 years. For every 100 females there were 94.40 males. For every 100 females age 18 and over, there were 91.70 males.

The median income for a household in the county was $31,822, and the median income for a family was $38,073. Males had a median income of $29,221 versus $19,554 for females. The for the county was $16,251. About 10.20% of families and 12.80% of the population were below the, including 16.60% of those under age 18 and 10.50% of those age 65 or over.