Jefferson County, West Virginia

Jefferson County population, land area and income

Jefferson County had 61,264 residents in the Census Vintage 2024 estimate, on 209.3 square miles of land. It ranks 8th of 55 in West Virginia by population and 50th by land area. That works out to 292.7 people per square mile, 3.0 times the US average of 96.3, and in the top quarter nationally.

The median county-equivalent in West Virginia has 21,285 residents, so Jefferson County is 2.9 times that size.

Its SAIPE 2023 median household income of $92,747 is in the top tenth among 3,143 counties with an estimate.

How Jefferson County's population changed since 2020

Jefferson County gained 3,479 residents between the July 2020 and July 2024 estimates, a rise of 6.0%. That ranks 2nd of 55 in West Virginia for growth. The median West Virginia county changed by -2.9%, and the state as a whole by -1.2%.

Since the April 2020 estimates base, Jefferson County recorded 2,425 births and 2,616 deaths, a natural change of -191. Net international migration added +490 and net domestic migration, people moving to or from other US counties, came to +3,238. The largest single component was domestic migration, which added 3,238 people.

Where Jefferson County is

The Census internal point of Jefferson County is at 39.307400, -77.863200. It sits in UTM zone 18N. The map shades West Virginia's 55 county-equivalents by population change from 2020 to 2024, darker for faster growth, with Jefferson County outlined. Dots are towns of 1,000+ people with residents in it.

Towns in Jefferson County

3 incorporated places of 1,000+ people have residents in Jefferson County, 16,428 people together, or 27% of the county. Each figure counts only the part of the town inside Jefferson County; towns marked "part" extend into another county. The largest is Charles Town with 8,869.

Counties bordering Jefferson County

The Census 2024 county adjacency file lists 5 neighbors for Jefferson County, including 4 across a state line. The most populous is Loudoun County, VA, with 443,380 residents. Distances run between Census internal points in a straight line.

• VA

  Loudoun County, VA

  443,380 people

  20 mi SE

• MD

  Washington County, MD

  157,228 people

  21 mi N

• Berkeley County

  136,287 people

  13 mi NW

• VA

  Frederick County, VA

  98,109 people

  23 mi WSW

• VA

  Clarke County, VA

  15,598 people

  15 mi SSW

Distance to Charleston and the nearest big city

Charleston is 212.6 miles WSW of Jefferson County's internal point in a straight line. The nearest place of 100,000 or more is Washington, DC (population 702,250), 53.3 miles away. The nearest place of 10,000 or more is Martinsburg, WV (population 19,047), 12.1 miles away.

Jefferson County FIPS code

The FIPS code of Jefferson County is 54037: state code 54 for West Virginia plus county code 037. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $92,747.