Marshall County Demographics

A map of Marshall County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	27,750	28,669	92.9%	93.7%
Multiracial	1,237	1,095	4.1%	3.6%
Hispanic	347	354	1.2%	1.2%
Native American/Other	333	105	1.1%	0.3%
Asian	100	108	0.3%	0.4%
Black	98	260	0.3%	0.8%

Marshall County, West Virginia has an estimated population of 29,865, a slight decrease from the 30,591 recorded in the 2020 Census. The population is 92.9% White, 4.1% Multiracial, 1.2% Hispanic, 1.1% Native American/Other, 0.3% Black, and 0.3% Asian. This demographic dot map shows the population of Marshall County, with one dot drawn for each person counted by the Census, color-coded by race.

Marshall has become more racially diverse since the 2020 Census. It is considerably less 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 Marshall County, that probability was 12.0% in 2020 and 13.5% in the most recent ACS estimates.

Marshall County is ranked the 18th most populous county in West Virginia, out of 55 counties. Marshall County was ranked the 18th most populous county in the 2020 Census.

Marshall County's White Population

27,750 residents of Marshall County, or 92.9% of the population, identify as White. The share of White residents in Marshall County is slightly higher than in West Virginia overall, where 89.7% of the population is White. Marshall County ranks 28th statewide in terms of White residents as a share of the population, out of 55 counties.

Since the 2020 Census, Marshall County's White population has declined by an estimated 3.2%. White residents' share of Marshall County's population has decreased from 93.7% to 92.9%.

Marshall County is more White than neighboring Ohio County (89.8% White), Belmont County (90.7% White), and Brooke County (92.4% White). Marshall County is less White than neighboring Wetzel County (93.7% White), and Monroe County (95.3% White).

Marshall County's Black Population

98 residents of Marshall County, or 0.3% of the population, identify as Black. The share of Black residents in Marshall County is slightly lower than in West Virginia overall, where 3.1% of the population is Black. Marshall County ranks 32nd statewide in terms of Black residents as a share of the population, out of 55 counties.

Since the 2020 Census, Marshall County's Black population has declined by an estimated 62.3%. Black residents' share of Marshall County's population has decreased from 0.8% to 0.3%.

Marshall County is more Black than neighboring Wetzel County (0.2% Black). Marshall County is less Black than neighboring Ohio County (3.3% Black), Belmont County (3% Black), Brooke County (1.5% Black), and Monroe County (0.4% Black).

Marshall County's Asian Population

100 residents of Marshall County, or 0.3% of the population, identify as Asian. The share of Asian residents in Marshall County is comparable to the share in West Virginia overall, where 0.8% of the population is Asian. Marshall County ranks 20th statewide in terms of Asian residents as a share of the population, out of 55 counties.

Since the 2020 Census, Marshall County's Asian population has declined by an estimated 7.4%. Asian residents' share of Marshall County's population has remained roughly unchanged at 0.3%.

Marshall County is more Asian than neighboring Wetzel County (0% Asian). Marshall County is less Asian than neighboring Ohio County (0.5% Asian), Belmont County (0.6% Asian), Brooke County (0.7% Asian), and Monroe County (0.4% Asian).

Marshall County's Hispanic Population

347 residents of Marshall County, or 1.2% of the population, identify as Hispanic. The share of Hispanic residents in Marshall County is comparable to the share in West Virginia overall, where 2.1% of the population is Hispanic. Marshall County ranks 27th statewide in terms of Hispanic residents as a share of the population, out of 55 counties.

Since the 2020 Census, Marshall County's Hispanic population has declined by an estimated 2.0%. Hispanic residents' share of Marshall County's population has remained roughly unchanged at 1.2%.

Marshall County is more Hispanic than neighboring Monroe County (0.1% Hispanic). Marshall County is less Hispanic than neighboring Ohio County (1.7% Hispanic), Wetzel County (1.4% Hispanic), Belmont County (1.4% Hispanic), and Brooke County (1.4% Hispanic).

Marshall County's Native American/Other Population

333 residents of Marshall County, or 1.1% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Marshall County is comparable to the share in West Virginia overall, where 0.4% of the population is Native American/Other. Marshall County ranks 31st statewide in terms of Native American/Other residents as a share of the population, out of 55 counties.

Since the 2020 Census, Marshall County's Native American/Other population has grown by an estimated 217.1%. Native American/Other residents' share of Marshall County's population has increased from 0.3% to 1.1%.

Marshall County is more Native American/Other than neighboring Ohio County (0.2% Native American/Other), Wetzel County (0.5% Native American/Other), Belmont County (0.2% Native American/Other), Brooke County (0.1% Native American/Other), and Monroe County (0.3% Native American/Other).

Marshall County's Multiracial Population

1,237 residents of Marshall County, or 4.1% of the population, identify as Multiracial. The share of Multiracial residents in Marshall County is comparable to the share in West Virginia overall, where 3.9% of the population is Multiracial. Marshall County ranks 22nd statewide in terms of Multiracial residents as a share of the population, out of 55 counties.

Since the 2020 Census, Marshall County's Multiracial population has grown by an estimated 13.0%. Multiracial residents' share of Marshall County's population has remained roughly unchanged at 4.1%.

Marshall County is more Multiracial than neighboring Brooke County (4% Multiracial), and Monroe County (3.4% Multiracial). Marshall County is less Multiracial than neighboring Ohio County (4.5% Multiracial), and Belmont County (4.2% 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.