Jefferson County, Nebraska

Jefferson County is a located in the  of. It was named in honor of, third. Its is.

In the Nebraska system, Jefferson County is represented by the prefix 33 (it had the thirty-third-largest number of vehicles registered in the county when the license plate system was established in ).

Geography
According to the, the county has a total area of 1,491 (576 ). 1,484 km² (573 sq mi) of it is land and 6 km² (2 sq mi) of it (0.43%) is water.

Adjacent Counties

 * - north
 * - east
 * - south
 * - southwest corner
 * - west
 * - northwest corner

Demographics
As of the of 2000, there were 8,333 people, 3,527 households, and 2,352 families residing in the county. The was 6/km² (14/sq mi). There were 3,942 housing units at an average density of 3/km² (7/sq mi). The racial makeup of the county was 98.42%, 0.07% or , 0.38% , 0.17% , 0.04% , 0.50% from , and 0.42% from two or more races. 1.31% of the population were or  of any race.

There were 3,527 households out of which 28.00% had children under the age of 18 living with them, 57.90% were living together, 5.80% had a female householder with no husband present, and 33.30% were non-families. 29.60% of all households were made up of individuals and 17.20% had someone living alone who was 65 years of age or older. The average household size was 2.32 and the average family size was 2.85.

In the county the population was spread out with 23.30% under the age of 18, 6.10% from 18 to 24, 23.70% from 25 to 44, 24.30% from 45 to 64, and 22.70% who were 65 years of age or older. The median age was 43 years. For every 100 females there were 95.60 males. For every 100 females age 18 and over, there were 91.80 males.

The median income for a household in the county was $32,629, and the median income for a family was $40,747. Males had a median income of $26,929 versus $18,594 for females. The for the county was $18,380. About 8.00% of families and 8.90% of the population were below the, including 10.20% of those under age 18 and 8.70% of those age 65 or over.