County · West Virginia
Marion County, West Virginia
Marion County, West Virginia. Marion County had 55,584 residents in 2025 by the Census Bureau's estimate, down 1.1% since 2020, in line with West Virginia (−1.5%). It holds 15 places (11 cities, villages and boroughs and 4 census-designated) and 21 census tracts. GEOID 54049.
Marion County is the county of the Fairmont, WV micropolitan statistical area (the Census Bureau's July 2023 delineation).
Residents, July 2025 estimate
55,584
Census Bureau estimate (no margin published)
2020 Census count: 56,205 · ACS 2020-2024: 55,909
Median household income
$67,370
±$4,114 (90% margin)
West Virginia: $59,608
Median home value
$166,700
±$5,353 (90% margin)
West Virginia: $162,600
Median gross rent
$932
±$56 (90% margin)
West Virginia: $872
How many people live in Marion County, and is it growing?
The 2020 Census counted 56,205 residents in Marion County. The Census Bureau estimates 55,584 for July 1, 2025, down 1.1% since 2020, in line with West Virginia (−1.5%). The 2020-2024 American Community Survey puts the population at 55,909 over 309 square miles of land.
| Measure | Marion County | West Virginia | Change since 2015-2019 |
|---|---|---|---|
| Total population | 55,909 | 1,778,373 | −446 |
| Households | 23,339±406 | 728,655 | no clear change |
| Average household size | 2.33±0.04 | 2.37 | −0.07 |
| Housing units | 26,276±60 | 861,325 | no clear change |
Marion County's population since 2000
From 56,598 in 2000 to 55,584 in 2025: down 1.8%. The 2000, 2010 and 2020 figures are census counts. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.
Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); PEP Vintage 2025 (CO-EST2025); 2020 Census · Check it at data.census.gov
What cities and towns are in Marion County?
Marion County holds 15 places: 11 cities, villages and boroughs (incorporated places) and 4 census-designated places. The largest is Fairmont with 18,035 residents (2025 estimate). Places that cross a county line are listed with the share of their 2020 residents who live in this county.
| Fairmont | 18,416 | $63,032 |
|---|---|---|
| Pleasant Valley | 3,498 | $67,635 |
| Mannington | 1,952 | $54,286 |
| Barrackville | 1,201 | $78,558 |
| Monongah | 965 | $50,875 |
| Rivesville | 828 | $48,000 |
| White Hall | 700 | $76,667 |
| Grant Town | 685 | $64,688 |
| IdamayGEOID 5439676 | 542 | $98,953 |
| FarmingtonGEOID 5426932 | 392 | $72,045 |
| CarolinaGEOID 5413468 | 390 | not published |
| FairviewGEOID 5426524 | 373 | $55,583 |
| RachelGEOID 5466460 | 224 | not published |
| WorthingtonGEOID 5488708 | 179 | $33,750 |
| BaxterGEOID 5404900 | 162 | $6,875 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 place-by-county parts · Check it at data.census.gov
Who lives in Marion County?
The median resident of Marion County is 40.3 years old; 19.9% are under 18 and 20.1% are 65 or older. The largest group is non-Hispanic white residents at 91.0%, then non-Hispanic residents of two or more races at 3.9%. 0.8% of residents were born outside the United States.
| Measure | Marion County | West Virginia | Change since 2015-2019 |
|---|---|---|---|
| Median age | 40.3±0.6 | 42.7 | −0.8 |
| Under 18 years | 19.9% | 20.0% | – |
| 65 years and over | 20.1%±0.1 pts | 21.0% | – |
| Hispanic or Latino (any race) | 1.6% | 2.1% | +0.3 pts |
| White alone, not Hispanic | 91.0%±0.4 pts | 89.7% | −1.5 pts |
| Black or African American alone, not Hispanic | 2.5%±0.3 pts | 3.1% | −1.0 pts |
| Asian alone, not Hispanic | 0.6%±0.2 pts | 0.8% | no clear change |
| American Indian and Alaska Native alone, not Hispanic | 0.0%±0.1 pts | 0.1% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0%±0.1 pts | 0.0% | – |
| Two or more races, not Hispanic | 3.9%±0.6 pts | 3.9% | – |
| Some other race alone, not Hispanic | 0.3%±0.2 pts | 0.3% | – |
| Born outside the United States | 0.8%±0.2 pts | 1.8% | −0.4 pts |
| Speak a language other than English at home (age 5+) | 1.7%±0.6 pts | 2.5% | – |
| Civilian veterans (age 18+) | 6.7%±0.7 pts | 7.4% | – |
| With a disability | 18.5%±1.3 pts | 19.1% | – |
| No health insurance coverage | 6.7%±1.3 pts | 6.0% | +1.5 pts |
| High school graduate or higher (age 25+) | 92.8%±0.9 pts | 89.3% | – |
| Bachelor's degree or higher (age 25+) | 27.2%±1.7 pts | 24.1% | +4.6 pts |
| Graduate or professional degree (age 25+) | 9.9%±1.4 pts | 9.7% | – |
| Moved from another state in the past year | 1.7%±0.5 pts | 2.4% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Marion County earn?
Half of Marion County's 23,339 households earn less than $67,370 a year (±$4,114), against $59,608 in West Virginia. In 2015-2019 the median was $61,910 in 2024 dollars, so it rose by $5,460 after inflation. 13.6% of residents live below the poverty line.
| Measure | Marion County | West Virginia | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $67,370±$4,114 | $59,608 | +$5,460 |
| Mean household income | $82,263±$2,493 | $81,190 | – |
| Per capita income | $34,952±$969 | $34,203 | +$2,486 |
| People below the poverty line | 13.6%±1.5 pts | 16.7% | −2.8 pts |
| Children under 18 below the poverty line | 18.1%±3.9 pts | 21.5% | −5.5 pts |
| Households receiving SNAP | 15.5%±1.4 pts | 17.3% | – |
| Households with a broadband subscription | 90.1%±1.6 pts | 86.1% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Marion County?
Owners occupy 76.7% of Marion County's occupied homes and renters 23.3%. The median owner-occupied home is valued at $166,700 by its owner (±$5,353). The median renter pays $932 a month including utilities, and 29.5% of renters pay 35% or more of their income on rent.
| Measure | Marion County | West Virginia | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $166,700±$5,353 | $162,600 | +$22,955 |
| Median gross rent | $932±$56 | $872 | no clear change |
| Renters paying 35% or more of income on rent | 29.5%±4.5 pts | 39.0% | no clear change |
| Median monthly owner costs, with a mortgage | $1,206±$34 | $1,255 | – |
| Owner-occupied homes | 76.7%±2.1 pts | 74.9% | no clear change |
| Housing units | 26,276±60 | 861,325 | no clear change |
| Homeowner vacancy rate | 0.9%±0.4 pts | 1.2% | – |
| Rental vacancy rate | 9.4%±3.0 pts | 6.7% | – |
| Single-family detached homes | 77.0%±2.0 pts | 70.9% | – |
| Mobile homes | 7.7%±1.1 pts | 13.6% | – |
| Built 2020 or later | 1.0%±0.4 pts | 1.0% | – |
| Built 1939 or earlier | 27.6%±2.4 pts | 14.9% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How many new homes is Marion County building?
Builders took permits for 10 new housing units across Marion County in 2025 (10 single-family), 0.2 per 1,000 residents.
Source: Building Permits Survey, annual county files 2019-2025, U.S. Census Bureau · Census Building Permits Survey
How do people in Marion County get to work?
74.6% of Marion County's workers drive alone and 11.0% work from home. The average trip to work takes 25.7 minutes. The unemployment rate in 2020-2024 averaged 4.8%.
| Measure | Marion County | West Virginia | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 59.1%±1.4 pts | 53.8% | – |
| Unemployment rate | 4.8%±1.0 pts | 5.4% | no clear change |
| Drove alone to work | 74.6%±2.3 pts | 78.1% | – |
| Carpooled | 10.1%±1.4 pts | 8.5% | – |
| Public transportation | 0.5%±0.3 pts | 0.5% | – |
| Walked | 2.7%±0.9 pts | 2.5% | – |
| Worked from home | 11.0%±1.5 pts | 9.1% | +7.0 pts |
| Mean travel time to work | 25.7 min±0.9 | 26.6 min | +1.7 min |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What are Marion County's census tracts?
Marion County is divided into 21 census tracts. Among those with a reliable estimate, median household income runs from $28,977 (Tract 201) to $92,063 (Tract 212.01).
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · Check it at data.census.gov
How does Marion County compare with West Virginia's other counties?
| Measure | Rank |
|---|---|
| Population | 11th of 55 |
| Growth 2020-2025 | 14th of 55 |
| Residents per square mile | 10th of 55 |
| Median household income | 6th of 55 |
| Median home value | 11th of 55 |
| Median gross rent | 5th of 55 |
| Poverty rate | 47th of 55 |
| Bachelor's degree or higher | 7th of 55 |
| Median age | 52nd of 55 |
Source: PlainCities ranks from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections
Not on this page: crime, weather and schools for Marion County are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' school search.