Johnson County, Missouri

Johnson County is a located in the  of. As of 2000, the population was 48,258. Its is. The county was organized in and named for.

Geography
According to the, the county has a total area of 2,158 (833 ). 2,151 km² (830 sq mi) of it is land and 7 km² (3 sq mi) of it (0.31%) is water.

Adjacent counties

 * (north)
 * (east)
 * (south)
 * (west)
 * (northwest)

Demographics
As of the of 2000, there were 48,258 people, 17,410 households, and 11,821 families residing in the county. The was 22/km² (58/sq mi). There were 18,886 housing units at an average density of 9/km² (23/sq mi). The racial makeup of the county was 90.12%, 4.33% or , 0.65% , 1.43% , 0.13% , 1.29% from , and 2.05% from two or more races. 2.92% of the population were or  of any race.

There were 17,410 households out of which 35.10% had children under the age of 18 living with them, 55.90% were living together, 8.50% had a female householder with no husband present, and 32.10% were non-families. 22.70% of all households were made up of individuals and 7.10% had someone living alone who was 65 years of age or older. The average household size was 2.58 and the average family size was 3.07.

In the county the population was spread out with 25.10% under the age of 18, 20.20% from 18 to 24, 27.60% from 25 to 44, 17.80% from 45 to 64, and 9.30% who were 65 years of age or older. The median age was 28 years. For every 100 females there were 101.90 males. For every 100 females age 18 and over, there were 100.40 males.

The median income for a household in the county was $35,391, and the median income for a family was $43,050. Males had a median income of $28,901 versus $21,376 for females. The for the county was $16,037. About 9.50% of families and 14.90% of the population were below the, including 15.20% of those under age 18 and 10.80% of those age 65 or over.