Jefferson County (West Virginia)

Jefferson County is a county located in the state of West Virginia in the United States. The administrative headquarters ( County Seat) is Charlestown.


The County is located in the extreme northeastern corner of West Virginia, is bordered to the south and southeast by Virginia, to the east and northeast Maryland and has an area of 548 square kilometers, of which five square miles are water. It is bordered clockwise to the following counties: Washington County ( Maryland), Loudoun County ( Virginia), Clarke County ( Virginia) and Berkeley County.


Jefferson County was formed on January 8, 1801 from parts of Berkeley County. It was named after Thomas Jefferson, the third President of the United States.

Demographic data


According to the census in 2000 lived in Jefferson County 42 190 people in 16,165 households and 11,315 families. The population density was 78 people per square kilometer. The racial the population was made ​​up of 91.02 percent White, 6.09 percent African American, 0.60 percent Native American, 0.00 percent Asian, 0.04 percent of residents from the Pacific Islander and 0.60 percent from other races groups; 1.37 percent were descended from two or more races. 1.74 percent of the population were Hispanic or Latino of any race.

Of the 16,165 households out of which 31.9 percent have children under the age of 18 living with them. 55.9 percent were married couples living together, 10.0 percent were single mothers, 30.0 percent were non-families, 23.2 percent of all households and 8.5 percent had someone living alone at the age of 65 years or older. The average household size was 2.54 and the average family size was 2.99.

Based on the county the population was spread from 23.9 percent population under 18 years, 10.0 percent between 18 and 24 years, 29.9 percent between 25 and 44 years, 25.1 percent between 45 and 64 years and 11.2 percent were 65 years old or older. The average age was 37 years. For every 100 females there were 97.9 males. For every 100 females age 18 and over, there were 95.4 men statistically.

The median income for a household was $ 44,374, and the median income for a family was $ 51,351. Males had a median income of $ 35,235, women $ 26,531. The per capita income was $ 20,441. 7.2 percent of families and 10.3 percent of the population lived below the poverty line. Of these, 11.4 percent were children or adolescents under age 18 and 9.4 percent of those 65 years.