Jefferson County, Tennessee

Jefferson County is a located in the  of. Together with and  counties, it is part of the   which is, as of December 2005, considered a component of the Knoxville--, TN . As of 2000, the population was 44,294. The 2005 Census Estimate placed the population at 48,394. Its is. Its current is.

Geography
According to the, the county has a total area of 814 (314 ). 709 km² (274 sq mi) of it is land and 105 km² (41 sq mi) of it (12.89%) is water.

Adjacent Counties

 * (northeast)
 * (east)
 * (south)
 * (west)
 * (northwest)

Demographics
As of the of 2000, there were 44,294 people, 17,155 households, and 12,608 families residing in the county. The was 62/km² (162/sq mi). There were 19,319 housing units at an average density of 27/km² (71/sq mi). The racial makeup of the county was 95.66%, 2.32% or , 0.31% , 0.27% , 0.04% , 0.63% from , and 0.77% from two or more races. 1.33% of the population were or  of any race.

There were 17,155 households out of which 31.00% had children under the age of 18 living with them, 59.90% were living together, 9.80% had a female householder with no husband present, and 26.50% were non-families. 22.50% of all households were made up of individuals and 8.20% had someone living alone who was 65 years of age or older. The average household size was 2.49 and the average family size was 2.89.

In the county, the population was spread out with 22.90% under the age of 18, 10.60% from 18 to 24, 29.10% from 25 to 44, 24.50% from 45 to 64, and 12.90% who were 65 years of age or older. The median age was 36 years. For every 100 females there were 97.50 males. For every 100 females age 18 and over, there were 94.00 males.

The median income for a household in the county was $32,824, and the median income for a family was $38,537. Males had a median income of $29,123 versus $20,269 for females. The for the county was $16,841. About 9.60% of families and 13.40% of the population were below the, including 16.90% of those under age 18 and 12.60% of those age 65 or over.