Massac County, Illinois

Massac County is a located in the  of,. As of, the population is 15,161. Its is, Illinois.

Geography
According to the, the county has a total area of 627 (242 ). 619 km² (239 sq mi) of it is land and 8 km² (3 sq mi) of it (1.26%) is water.

Adjacent Counties

 * - north
 * - east
 * - south
 * - west
 * - northwest

History
Massac County was organized in 1843, out of and. The County was named for, which was built by the French in 1757, during the. The Fort was itself named in 1759, in honor of Claud Louis d'Espinchal, Marquis de Massiac, the. is a place in.

Demographics
As of the of 2000, there were 15,161 people, 6,261 households, and 4,320 families residing in the county. The was 24/km² (63/sq mi). There were 6,951 housing units at an average density of 11/km² (29/sq mi). The racial makeup of the county was 92.57%, 5.48% or , 0.20% , 0.26% , 0.33% from , and 1.16% from two or more races. 0.81% of the population were or  of any race.

There were 6,261 households out of which 29.90% had children under the age of 18 living with them, 55.50% were living together, 10.00% had a female householder with no husband present, and 31.00% were non-families. 28.00% 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 2.37 and the average family size was 2.88.

In the county the population was spread out with 23.00% under the age of 18, 7.90% from 18 to 24, 27.50% from 25 to 44, 23.80% from 45 to 64, and 17.80% who were 65 years of age or older. The median age was 40 years. For every 100 females there were 91.70 males. For every 100 females age 18 and over, there were 87.90 males.

The median income for a household in the county was $31,498, and the median income for a family was $39,068. Males had a median income of $32,793 versus $20,399 for females. The for the county was $16,334. About 10.40% of families and 13.50% of the population were below the, including 16.40% of those under age 18 and 14.10% of those age 65 or over.