Jefferson County, Pennsylvania

Jefferson County is a located in the  of. In 2000, its population was 45,932. It was established on, from part of  and named for then-President. Its is. It is home to, the that predicts when spring will come every.

Geography
According to the, the county has a total area of 1,701 (657 ). 1,698 km² (655 sq mi) of it is land and 4 km² (1 sq mi) of it (0.21%) is water.

Adjacent Counties

 * (north)
 * (northeast)
 * (east)
 * (south)
 * (southwest)
 * (west)

State Park
Part of is in Jefferson County.

Demographics
As of the of 2000, there were 45,932 people, 18,375 households, and 12,862 families residing in the county. The was 27/km² (70/sq mi). There were 22,104 housing units at an average density of 13/km² (34/sq mi). The racial makeup of the county was 98.97%, 0.13% or , 0.16% , 0.21% , 0.01% , 0.07% from , and 0.45% from two or more races. 0.41% of the population were or  of any race.

There were 18,375 households out of which 30.30% had children under the age of 18 living with them, 56.80% were living together, 9.10% had a female householder with no husband present, and 30.00% were non-families. 26.60% of all households were made up of individuals and 13.80% had someone living alone who was 65 years of age or older. The average household size was 2.45 and the average family size was 2.96.

In the county, the population was spread out with 23.60% under the age of 18, 7.70% from 18 to 24, 27.20% from 25 to 44, 23.60% from 45 to 64, and 17.90% who were 65 years of age or older. The median age was 40 years. For every 100 females there were 95.70 males. For every 100 females age 18 and over, there were 92.60 males.



Municipalities
Under Pennsylvania law, there are four types of incorporated municipalities:, , townships, and, in at most two cases,. The following boroughs and townships are located in County: