Demographics of Marion County, West Virginia

Marion County, West Virginia had 55,584 people on July 1, 2025, by the Census Bureau’s estimate: −656 since July 2020. Age, income, poverty, housing and origin below come from the American Community Survey, averaged over 2020–2024, each with its margin of error.

Marion County, in four figures

55,584
Population: July 1, 2025, Vintage 2025 estimate.; −1.2%
Change since July 2020: −656 people.; 40.3 ±0.6
Median age: ACS 2020–⁠2024.; $67,370 ±$4,114
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. Each year's change is births less deaths, net moves from abroad and net moves from elsewhere in the country, with the Bureau's small residual. The 2020 row's components run 3 months, from the April census to July 1.

Marion County, West Virginia's population shrank 1.2% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Marion County, West Virginia's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

U.S. Census Bureau — Census Bureau population estimates — counties and Puerto Rico municipios, with components of change

About this chart

The figures

Marion County, West Virginia's population shrank 1.2% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Marion County, West Virginia's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	56,240	100.0	100.0
2021	56,068	99.7	100.2
2022	55,806	99.2	100.7
2023	55,826	99.3	101.6
2024	55,685	99.0	102.5
2025	55,584	98.8	103.1

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Population of Marion County, West Virginia on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	56,240	+25	−1	0	+10
2021	56,068	−172	−280	+6	+50
2022	55,806	−262	−341	+1	+103
2023	55,826	+20	−262	+48	+247
2024	55,685	−141	−230	+22	+72
2025	55,584	−101	−228	+7	+116

Age, 2020–2024

The median age is 40.3 ±0.6: for men 39.2 ±0.6 and for women 41.5 ±0.7. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Marion County by age, ACS 2020–2024
Age	People	Share	West Virginia	United States
Under 5	2,696 ±79	4.8% ±0.1	5.0% ±<0.1	5.6% ±<0.1
5 to 17	8,409 ±390	15.0% ±0.7	15.1% ±0.2	16.3% ±<0.1
18 to 24	6,063 ±474	10.8% ±0.8	8.8% ±0.1	9.1% ±<0.1
25 to 44	13,715 ±439	24.5% ±0.8	23.9% ±0.2	26.9% ±<0.1
45 to 64	13,790 ±430	24.7% ±0.8	26.2% ±0.2	24.8% ±<0.1
65 and over	11,236 ±553	20.1% ±1.0	21.0% ±0.2	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $67,370 ±$4,114, and income per person $34,952 ±$969, in 2024 dollars. The median is $59,608 ±$691 in West Virginia and $80,734 ±$166 in the United States.

Households by income

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Households in Marion County by income, ACS 2020–2024
Household income	Households	Share	West Virginia	United States
Under $25,000	3,918 ±396	16.8% ±1.7	21.1% ±0.4	14.6% ±<0.1
$25,000 to $49,999	4,513 ±463	19.3% ±2.0	21.6% ±0.4	16.7% ±<0.1
$50,000 to $74,999	4,416 ±452	18.9% ±1.9	17.3% ±0.4	15.5% ±<0.1
$75,000 to $99,999	3,631 ±473	15.6% ±2.0	12.7% ±0.4	12.6% ±<0.1
$100,000 to $149,999	4,188 ±463	17.9% ±2.0	15.1% ±0.4	17.5% ±<0.1
$150,000 to $199,999	1,335 ±225	5.7% ±1.0	6.3% ±0.2	9.6% ±<0.1
$200,000 or more	1,338 ±209	5.7% ±0.9	5.9% ±0.2	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

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Poverty rate in Marion County by age, ACS 2020–2024
Age	Below poverty	Rate	West Virginia	United States
All ages	7,395 ±796	13.6% ±1.5	16.7% ±0.4	12.5% ±0.1
Under 18	1,986 ±373	18.1% ±3.3	21.5% ±0.7	16.1% ±0.1
18 to 59	3,801 ±446	13.0% ±1.5	17.0% ±0.4	11.6% ±0.1
60 and over	1,608 ±247	11.2% ±1.7	12.8% ±0.4	11.0% ±<0.1

Housing, 2020–2024

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Housing in Marion County, ACS 2020–2024
Measure	Marion County	West Virginia	United States
Housing units	26,276 ±60	861,325 ±394	143,775,355 ±10,234
Occupied	88.8% ±1.5	84.6% ±0.4	89.9% ±0.1
Vacant	11.2% ±1.5	15.4% ±0.4	10.1% ±0.1
Owner occupied	76.7% ±1.3	74.9% ±0.3	65.2% ±0.3
Renter occupied	23.3% ±2.3	25.1% ±0.3	34.8% ±0.1
Median home value	$166,700 ±$5,353	$162,600 ±$1,346	$332,700 ±$236
Median gross rent	$932 ±$56	$872 ±$8	$1,413 ±$2
Median year built	1961 ±3	1976 ±1	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

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People in Marion County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	West Virginia	United States
Hispanic or Latino	919 ±0	1.6% ±<0.1	2.1% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	50,891 ±240	91.0% ±0.4	89.7% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	1,424 ±155	2.5% ±0.3	3.1% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	323 ±109	0.6% ±0.2	0.8% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 23	0% to < 0.1%	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 4	0% to < 0.1%	< 0.1%	0.2% ±<0.1
Some other race alone, not Hispanic	57 to 229	0.1% to 0.4%	0.3% ±0.1	0.6% ±<0.1
Two or more races, not Hispanic	2,197 ±315	3.9% ±0.6	3.9% ±0.1	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

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People in Marion County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	West Virginia	United States
Born in the state	42,743 ±766	76.5% ±1.4	67.4% ±0.3	57.3% ±<0.1
Born in another state	12,463 ±773	22.3% ±1.4	30.2% ±0.3	26.9% ±<0.1
Born a citizen outside the states	228 ±69	0.4% ±0.1	0.5% ±<0.1	1.7% ±<0.1
Born abroad	475 ±132	0.8% ±0.2	1.8% ±0.1	14.1% ±<0.1
Naturalized citizens	177 ±80	0.3% ±0.1	1.0% ±0.1	7.4% ±<0.1
Not citizens	298 ±111	0.5% ±0.2	0.8% ±0.1	6.8% ±<0.1

Marion County among the counties of West Virginia

11th of 55 by population, July 2025. Every one is listed on the West Virginia page.

Counties of West Virginia near Marion County in population, July 2025
County	July 2025	Change since 2020
Raleigh County	71,775	−3.5%
Harrison County	64,221	−2.5%
Jefferson County	63,102	+9.2%
Mercer County	57,503	−3.4%
Putnam County	56,885	−1.0%
Marion County	55,584	−1.2%
Ohio County	40,496	−4.4%
Fayette County	38,165	−5.6%
Wayne County	37,309	−4.0%
Preston County	34,004	−0.6%
Greenbrier County	31,578	−4.0%

Elsewhere on the site

Sources

Census Bureau population estimates — counties and Puerto Rico municipios, with components of change — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Data retrieved September 25, 2026