County · Mississippi
Marion County, Mississippi
Marion County, Mississippi. Marion County had 24,001 residents in 2025 by the Census Bureau's estimate, down 1.8% since 2020, a steeper fall than Mississippi's (−0.2%). It holds 3 places (1 city, village or borough and 2 census-designated) and 6 census tracts. GEOID 28091.
Residents, July 2025 estimate
24,001
Census Bureau estimate (no margin published)
2020 Census count: 24,441 · ACS 2020-2024: 24,193
Median household income
$45,110
±$4,367 (90% margin)
Mississippi: $56,447
Median home value
$122,800
±$18,030 (90% margin)
Mississippi: $169,800
Median gross rent
$818
±$152 (90% margin)
Mississippi: $954
How many people live in Marion County, and is it growing?
The 2020 Census counted 24,441 residents in Marion County. The Census Bureau estimates 24,001 for July 1, 2025, down 1.8% since 2020, a steeper fall than Mississippi's (−0.2%). The 2020-2024 American Community Survey puts the population at 24,193 over 542 square miles of land.
| Measure | Marion County | Mississippi | Change since 2015-2019 |
|---|---|---|---|
| Total population | 24,193 | 2,946,779 | −797 |
| Households | 9,122±347 | 1,145,431 | no clear change |
| Average household size | 2.58±0.10 | 2.49 | no clear change |
| Housing units | 11,163±42 | 1,341,114 | −897 |
Marion County's population since 2000
From 25,595 in 2000 to 24,001 in 2025: down 6.2%. 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 3 places: 1 city, village or borough (an incorporated place) and 2 census-designated places. The largest is Columbia with 6,525 residents (2025 estimate). Places that cross a county line are listed with the share of their 2020 residents who live in this county.
| Columbia | 5,864 | $38,507 |
|---|---|---|
| FoxworthGEOID 2825740 | 523 | $33,833 |
| KokomoGEOID 2838160 | 150 | $96,324 |
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 40.8 years old; 23.4% are under 18 and 18.8% are 65 or older. The largest group is non-Hispanic white residents at 63.4%, then non-Hispanic Black residents at 31.2%. 1.4% of residents were born outside the United States.
| Measure | Marion County | Mississippi | Change since 2015-2019 |
|---|---|---|---|
| Median age | 40.8±0.8 | 38.6 | no clear change |
| Under 18 years | 23.4%±0.4 pts | 23.3% | – |
| 65 years and over | 18.8%±0.2 pts | 17.2% | – |
| Hispanic or Latino (any race) | 1.9% | 3.7% | +0.3 pts |
| White alone, not Hispanic | 63.4%±1.0 pts | 55.2% | −1.4 pts |
| Black or African American alone, not Hispanic | 31.2%±0.7 pts | 36.3% | −1.4 pts |
| Asian alone, not Hispanic | 0.3%±0.3 pts | 1.0% | – |
| American Indian and Alaska Native alone, not Hispanic | 0.2%±0.2 pts | 0.4% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.1%±0.1 pts | 0.0% | – |
| Two or more races, not Hispanic | 2.3%±1.0 pts | 3.0% | – |
| Some other race alone, not Hispanic | 0.6%±0.6 pts | 0.3% | – |
| Born outside the United States | 1.4%±0.9 pts | 2.4% | no clear change |
| Speak a language other than English at home (age 5+) | 2.0%±0.7 pts | 4.3% | – |
| Civilian veterans (age 18+) | 5.9%±1.3 pts | 6.8% | – |
| With a disability | 23.0%±2.7 pts | 17.8% | – |
| No health insurance coverage | 13.5%±2.4 pts | 11.0% | no clear change |
| High school graduate or higher (age 25+) | 83.2%±2.6 pts | 87.1% | – |
| Bachelor's degree or higher (age 25+) | 13.7%±2.3 pts | 25.1% | no clear change |
| Graduate or professional degree (age 25+) | 6.0%±1.4 pts | 9.9% | – |
| Moved from another state in the past year | 1.7%±1.0 pts | 2.1% | – |
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 9,122 households earn less than $45,110 a year (±$4,367), against $56,447 in Mississippi. In 2015-2019 the median was $39,493 in 2024 dollars, so it rose by $5,617 after inflation. 19.7% of residents live below the poverty line.
| Measure | Marion County | Mississippi | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $45,110±$4,367 | $56,447 | +$5,617 |
| Mean household income | $65,099±$7,570 | $78,922 | – |
| Per capita income | $25,415±$2,295 | $31,549 | no clear change |
| People below the poverty line | 19.7%±3.5 pts | 18.9% | −5.8 pts |
| Children under 18 below the poverty line | 31.1%±7.2 pts | 26.0% | no clear change |
| Households receiving SNAP | 13.0%±2.9 pts | 13.5% | – |
| Households with a broadband subscription | 83.5%±3.2 pts | 84.1% | – |
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 77.2% of Marion County's occupied homes and renters 22.8%. The median owner-occupied home is valued at $122,800 by its owner (±$18,030). The median renter pays $818 a month including utilities, and 24.2% of renters pay 35% or more of their income on rent.
| Measure | Marion County | Mississippi | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $122,800±$18,030 | $169,800 | no clear change |
| Median gross rent | $818±$152 | $954 | no clear change |
| Renters paying 35% or more of income on rent | 24.2%±9.0 pts | 42.1% | −27.1 pts |
| Median monthly owner costs, with a mortgage | $1,187±$66 | $1,394 | – |
| Owner-occupied homes | 77.2%±3.5 pts | 70.0% | −5.1 pts |
| Housing units | 11,163±42 | 1,341,114 | −897 |
| Homeowner vacancy rate | 0.8%±0.7 pts | 0.8% | – |
| Rental vacancy rate | 0.0%±2.1 pts | 8.2% | – |
| Single-family detached homes | 69.7%±3.5 pts | 69.3% | – |
| Mobile homes | 23.2%±3.1 pts | 14.4% | – |
| Built 2020 or later | 1.4%±1.1 pts | 1.7% | – |
| Built 1939 or earlier | 5.5%±1.7 pts | 4.0% | – |
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 2 new housing units across Marion County in 2025 (2 single-family), 0.1 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?
84.6% of Marion County's workers drive alone and 5.2% work from home. The average trip to work takes 34.3 minutes. The unemployment rate in 2020-2024 averaged 7.5%.
| Measure | Marion County | Mississippi | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 54.1%±2.8 pts | 57.4% | – |
| Unemployment rate | 7.5%±2.5 pts | 5.8% | no clear change |
| Drove alone to work | 84.6%±4.0 pts | 81.8% | – |
| Carpooled | 8.6%±3.1 pts | 9.2% | – |
| Public transportation | 0.0%±0.5 pts | 0.3% | – |
| Walked | 1.2%±0.8 pts | 1.3% | – |
| Worked from home | 5.2%±2.3 pts | 5.9% | – |
| Mean travel time to work | 34.3 min±4.9 | 25.6 min | no clear change |
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 6 census tracts. Among those with a reliable estimate, median household income runs from $37,614 (Tract 9503) to $60,156 (Tract 9505).
| Tract 950128091950100 | 5,574±534 | $52,371 |
|---|---|---|
| Tract 950228091950200 | 3,607±476 | $45,556 |
| Tract 950328091950300 | 2,833±413 | $37,614 |
| Tract 950428091950400 | 3,872±378 | $40,633 |
| Tract 950528091950500 | 4,377±577 | $60,156 |
| Tract 950628091950600 | 3,930±663 | $38,867 |
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 Mississippi's other counties?
| Measure | Rank |
|---|---|
| Population | 39th of 82 |
| Growth 2020-2025 | 41st of 82 |
| Residents per square mile | 36th of 82 |
| Median household income | 54th of 82 |
| Median home value | 39th of 82 |
| Median gross rent | 32nd of 81 |
| Poverty rate | 47th of 82 |
| Bachelor's degree or higher | 65th of 82 |
| Median age | 28th of 82 |
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.