Logan County, Illinois

Logan County is a located in the  of. As of 2000, the population was 31,183. Its is.

Geography
According to the, the county has a total area of 1,603 (619 ). 1,601 km² (618 sq mi) of it is land and 2 km² (1 sq mi) of it (0.14%) is water.

Adjacent Counties

 * - northeast
 * - east
 * - southeast
 * - south
 * - west
 * - northwest
 * - northwest

History
Established in 1839, Logan County was named after physician and John Logan, father of  General.

Demographics
As of the of 2000, there were 31,183 people, 11,113 households, and 7,579 families residing in the county. The was 19/km² (50/sq mi). There were 11,872 housing units at an average density of 7/km² (19/sq mi). The racial makeup of the county was 91.69%, 6.56% or , 0.16% , 0.55% , 0.01% , 0.41% from , and 0.62% from two or more races. 1.61% of the population were or  of any race.

There were 11,113 households out of which 31.20% had children under the age of 18 living with them, 55.30% were living together, 9.30% had a female householder with no husband present, and 31.80% were non-families. 27.80% of all households were made up of individuals and 13.90% had someone living alone who was 65 years of age or older. The average household size was 2.42 and the average family size was 2.94.

In the county the population was spread out with 21.90% under the age of 18, 11.60% from 18 to 24, 29.70% from 25 to 44, 21.80% from 45 to 64, and 15.00% who were 65 years of age or older. The median age was 37 years. For every 100 females there were 99.90 males. For every 100 females age 18 and over, there were 98.70 males.

The median income for a household in the county was $39,389, and the median income for a family was $48,655. Males had a median income of $33,015 versus $23,461 for females. The for the county was $17,953. About 6.20% of families and 8.10% of the population were below the, including 10.50% of those under age 18 and 7.60% of those age 65 or over.