Carroll County, Illinois

Carroll County is a located in the  of. As of the, the population is 16,674. Its is.

Geography
According to the, the county has a total area of 1,206 (466 ). 1,150 km² (444 sq mi) of it is land and 56 km² (22 sq mi) of it (4.63%) is water.

Adjacent Counties

 * - northeast
 * - east
 * - south
 * - southwest (across the Mississippi River)
 * - northwest (across the )
 * - northwest

History
Carroll County was formed in out of. The County is named for who signed the. Carroll, who died in was the last signer to die.

Demographics
As of the of 2000, there were 16,674 people, 6,794 households, and 4,681 families residing in the county. The was 14/km² (38/sq mi). There were 7,945 housing units at an average density of 7/km² (18/sq mi). The racial makeup of the county was 96.94%, 0.55% or , 0.24% , 0.41% , 0.03% , 0.82% from , and 1.02% from two or more races. 2.04% of the population were or  of any race.

There were 6,794 households out of which 28.90% had children under the age of 18 living with them, 58.40% were living together, 7.40% had a female householder with no husband present, and 31.10% were non-families. 27.30% 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 2.93.

In the county the population was spread out with 24.30% under the age of 18, 6.60% from 18 to 24, 25.40% from 25 to 44, 24.50% from 45 to 64, and 19.30% who were 65 years of age or older. The median age was 41 years. For every 100 females there were 97.80 males. For every 100 females age 18 and over, there were 95.10 males.

The median income for a household in the county was $37,148, and the median income for a family was $43,685. Males had a median income of $31,318 versus $21,753 for females. The for the county was $18,688. About 7.40% of families and 9.60% of the population were below the, including 13.30% of those under age 18 and 5.90% of those age 65 or over.