Greene County, Illinois

Greene County is a located in the  of. As of, the population is 14,761. Its is.

Geography
According to the, the county has a total area of 1,415 (546 ). 1,407 km² (543 sq mi) of it is land and 8 km² (3 sq mi) of it (0.59%) is water.

Adjacent Counties

 * - north
 * - north
 * - east
 * - south
 * - southwest
 * - northwest

History
Greene County is named in honor of General, a hero of the.

Demographics
As of the of 2000, there were 14,761 people, 5,757 households, and 4,075 families residing in the county. The was 10/km² (27/sq mi). There were 6,332 housing units at an average density of 4/km² (12/sq mi). The racial makeup of the county was 98.06%, 0.75% or , 0.24% , 0.11% , 0.02% , 0.22% from , and 0.60% from two or more races. 0.52% of the population were or  of any race.

There were 5,757 households out of which 32.50% had children under the age of 18 living with them, 57.00% were living together, 9.20% had a female householder with no husband present, and 29.20% were non-families. 25.70% of all households were made up of individuals and 14.10% had someone living alone who was 65 years of age or older. The average household size was 2.51 and the average family size was 3.00.

In the county the population was spread out with 25.50% under the age of 18, 8.80% from 18 to 24, 26.40% from 25 to 44, 21.80% from 45 to 64, and 17.50% who were 65 years of age or older. The median age was 38 years. For every 100 females there were 96.60 males. For every 100 females age 18 and over, there were 94.00 males.

The median income for a household in the county was $31,754, and the median income for a family was $37,057. Males had a median income of $30,067 versus $20,269 for females. The for the county was $15,246. About 10.10% of families and 12.40% of the population were below the, including 14.80% of those under age 18 and 9.10% of those age 65 or over.