Jefferson County Demographics

A map of Jefferson County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	47,108	45,784	79.5%	79.3%
Hispanic	4,630	4,137	7.8%	7.2%
Black	3,320	3,379	5.6%	5.9%
Multiracial	2,953	3,166	5.0%	5.5%
Asian	814	817	1.4%	1.4%
Native American/Other	435	418	0.7%	0.7%

Jefferson County, West Virginia has an estimated population of 59,260, a slight increase from the 57,701 recorded in the 2020 Census. The population is 79.5% White, 7.8% Hispanic, 5.6% Black, 5.0% Multiracial, 1.4% Asian, and 0.7% Native American/Other. This demographic dot map shows the population of Jefferson County, with one dot drawn for each person counted by the Census, color-coded by race.

Jefferson is about as racially diverse as it was in the 2020 Census. It is considerably more diverse than West Virginia overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Jefferson County, that probability was 35.9% in 2020 and 35.6% in the most recent ACS estimates.

Jefferson County is ranked the 8th most populous county in West Virginia, out of 55 counties. Jefferson County was ranked the 9th most populous county in the 2020 Census.

Jefferson County's White Population

47,108 residents of Jefferson County, or 79.5% of the population, identify as White. The share of White residents in Jefferson County is considerably lower than in West Virginia overall, where 89.7% of the population is White. Jefferson County ranks 54th statewide in terms of White residents as a share of the population, out of 55 counties.

Since the 2020 Census, Jefferson County's White population has grown by an estimated 2.9%. White residents' share of Jefferson County's population has remained roughly unchanged at 79.5%.

Jefferson County is more White than neighboring Washington County (73.3% White), Loudoun County (51% White), and Winchester County (61.4% White). Jefferson County is less White than neighboring Berkeley County (79.7% White), and Clarke County (82% White).

Jefferson County's Black Population

3,320 residents of Jefferson County, or 5.6% of the population, identify as Black. The share of Black residents in Jefferson County is slightly higher than in West Virginia overall, where 3.1% of the population is Black. Jefferson County ranks 7th statewide in terms of Black residents as a share of the population, out of 55 counties.

Since the 2020 Census, Jefferson County's Black population has declined by an estimated 1.7%. Black residents' share of Jefferson County's population has remained roughly unchanged at 5.6%.

Jefferson County is more Black than neighboring Clarke County (5.4% Black). Jefferson County is less Black than neighboring Berkeley County (7.1% Black), Washington County (11.5% Black), Loudoun County (7.5% Black), and Winchester County (7.7% Black).

Jefferson County's Asian Population

814 residents of Jefferson County, or 1.4% of the population, identify as Asian. The share of Asian residents in Jefferson County is comparable to the share in West Virginia overall, where 0.8% of the population is Asian. Jefferson County ranks 2nd statewide in terms of Asian residents as a share of the population, out of 55 counties.

Since the 2020 Census, Jefferson County's Asian population has remained roughly the same. Asian residents' share of Jefferson County's population has remained roughly unchanged at 1.4%.

Jefferson County is more Asian than neighboring Berkeley County (1% Asian), and Clarke County (0.9% Asian). Jefferson County is less Asian than neighboring Washington County (1.6% Asian), Loudoun County (21.7% Asian), and Winchester County (2.2% Asian).

Jefferson County's Hispanic Population

4,630 residents of Jefferson County, or 7.8% of the population, identify as Hispanic. The share of Hispanic residents in Jefferson County is higher than in West Virginia overall, where 2.1% of the population is Hispanic. Jefferson County ranks 1st statewide in terms of Hispanic residents as a share of the population, out of 55 counties.

Since the 2020 Census, Jefferson County's Hispanic population has grown by an estimated 11.9%. Hispanic residents' share of Jefferson County's population has increased from 7.2% to 7.8%.

Jefferson County is more Hispanic than neighboring Berkeley County (6.4% Hispanic). Jefferson County is less Hispanic than neighboring Washington County (7.9% Hispanic), Loudoun County (14.3% Hispanic), and Winchester County (21% Hispanic).

Jefferson County's Native American/Other Population

435 residents of Jefferson County, or 0.7% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Jefferson County is comparable to the share in West Virginia overall, where 0.4% of the population is Native American/Other. Jefferson County ranks 1st statewide in terms of Native American/Other residents as a share of the population, out of 55 counties.

Since the 2020 Census, Jefferson County's Native American/Other population has grown by an estimated 4.1%. Native American/Other residents' share of Jefferson County's population has remained roughly unchanged at 0.7%.

Jefferson County is more Native American/Other than neighboring Washington County (0.4% Native American/Other). Jefferson County is less Native American/Other than neighboring Berkeley County (0.9% Native American/Other), Clarke County (1.2% Native American/Other), Loudoun County (0.9% Native American/Other), and Winchester County (0.9% Native American/Other).

Jefferson County's Multiracial Population

2,953 residents of Jefferson County, or 5.0% of the population, identify as Multiracial. The share of Multiracial residents in Jefferson County is comparable to the share in West Virginia overall, where 3.9% of the population is Multiracial. Jefferson County ranks 2nd statewide in terms of Multiracial residents as a share of the population, out of 55 counties.

Since the 2020 Census, Jefferson County's Multiracial population has declined by an estimated 6.7%. Multiracial residents' share of Jefferson County's population has decreased from 5.5% to 5.0%.

Jefferson County is more Multiracial than neighboring Clarke County (2.8% Multiracial), and Loudoun County (4.6% Multiracial). Jefferson County is less Multiracial than neighboring Washington County (5.3% Multiracial), and Winchester County (6.9% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.