Johnson County, Indiana

Johnson County is a located in the  of. As of 2000, the population was 115,209 (128,436 at the 2005 annual update). The is.

Geography
According to the, the county has a total area of 833 (322 ). 829 km² (320 sq mi) of it is land and 4 km² (1 sq mi) of it (0.42%) is water.

Adjacent counties

 * (north)
 * (east)
 * (southeast)
 * (southwest)
 * (west)

History
Johnson County was formed in 1823. It was named for John Johnson, a judge of the. This is probably John Johnson of, delegate to the State constitutional convention, appointed to the Supreme Court in 1816.

Demographics
As of the of 2000, there were 115,209 people, 42,434 households, and 31,613 families residing in the county. The was 139/km² (360/sq mi). There were 45,095 housing units at an average density of 54/km² (141/sq mi). The racial makeup of the county was 97.04%, 0.79% or , 0.18% , 0.84% , 0.03% , 0.48% from , and 0.65% from two or more races. 1.38% of the population were or  of any race. 26.5% were of, 19.6% , 12.4% and 10.9%  ancestry according to.

There were 42,434 households out of which 37.40% had children under the age of 18 living with them, 62.00% were living together, 9.00% had a female householder with no husband present, and 25.50% were non-families. 21.20% of all households were made up of individuals and 7.30% had someone living alone who was 65 years of age or older. The average household size was 2.63 and the average family size was 3.06.

In the county the population was spread out with 27.20% under the age of 18, 8.70% from 18 to 24, 30.80% from 25 to 44, 22.30% from 45 to 64, and 11.00% who were 65 years of age or older. The median age was 35 years. For every 100 females there were 96.00 males. For every 100 females age 18 and over, there were 92.80 males.

The median income for a household in the county was $52,693, and the median income for a family was $60,571. Males had a median income of $42,272 versus $28,181 for females. The for the county was $22,976. About 3.30% of families and 5.60% of the population were below the, including 5.70% of those under age 18 and 7.70% of those age 65 or over.

Townships


The south end of the county is also home to the military installation.

External references

 * Delegates to the 1816 Constitutional Convention