Marion County, Arkansas Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 42nd-largest in Arkansas
The population of Marion County, Arkansas is 17,076 as of the 2023 American Community Survey, making it the 42nd-largest county in Arkansas. The median household income is $46,953, the median home value is $158,400, and the median age is 51.9.
The population of Marion County has grown 5.6% since 2010 (16,665 → 17,593), a +0.39% annualized rate.
17,076
Population
+0.39%
Annual growth
29
People / sq mi
$46,953
Median Income
$158,400
Median Home Value
Marion County covers 597 sq mi of land at 28.6 people per square mile.
About Marion County, AR
Age is the most distinctive thing about Marion County: a median age of 51.9, older than the national median. Marion County is a county in Arkansas with a population of 17,076. It ranks #42 among counties in Arkansas by population.
The typical household earns $46,953, below the US median of $78,538. About 10.8% of residents live below the federal poverty level, below the national 12.4%. Median home value is $158,400, with typical rent around $792.
Fewer adults hold degrees here than in most comparable places — 15.4%, below the national 35.0%. About 8.4% of the workforce is home-based, below the national 14.0%, and the average commute runs about 25 minutes each way.
The age structure shapes everything downstream in Marion County — from housing demand to the mix of working-age earners reflected in the income figures above.
Marion County Population History (2010-2024)
The county of Marion County had a population of 16,665 in 2010 and 17,593 in 2024, a 5.6% growth over 14 years. The peak was 17,593 in 2024. Average annual growth rate: 0.39%.
17,593
Population (2024)
16,665
Population (2010)
17,593
Peak (2024)
0.39%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 16,665 |
| 2011 | 16,676 |
| 2012 | 16,628 |
| 2013 | 16,449 |
| 2014 | 16,428 |
| 2015 | 16,226 |
| 2016 | 16,408 |
| 2017 | 16,458 |
| 2018 | 16,631 |
| 2019 | 16,645 |
| 2020 | 16,867 |
| 2021 | 16,957 |
| 2022 | 17,236 |
| 2023 | 17,485 |
| 2024 | 17,593 |
Race & Ethnicity
| White | 94.0% |
| Black or African American | 0.2% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 3.0% |
| Two or More Races | 0.0% |
Age & Sex
51.9
Median Age
50.4%
Female
49.6%
Male
29.1%
Age 65+
Age Distribution
Children (under 15): 15.4% · Seniors (65+): 29.1%
Income & Poverty
| Median household income | $46,953$-11,820 vs state |
| Mean household income | $61,967 |
| Per-capita income | $26,461 |
| Poverty rate | 10.8%-0.7% vs state |
| Unemployment rate | 2.9% |
| Employment-to-population | 42.1% |
Top Industries by Employment
The largest employment sector in Marion County is manufacturing, accounting for 27.9% of workers.
How residents commute
0.4%
Drive alone
1.1%
Carpool
74.0%
Public transit
8.4%
Work from home
25.2 min
Avg commute
Housing
$158,400$-16,900 vs state
Median home value
$792
Median rent
83.5%
Homeownership rate
9,623
Total housing units
75.8%
Occupied
24.2%
Vacant
16.5%
Renter-occupied
Social & access
92.8%
With health insurance
93.8%
With broadband internet
55.1%
Foreign-born
13.3%
Veterans (18+)
25.3%
With a disability
97.5%
Speak language other than English at home
Education
86.3%
High School+
15.4%
Bachelor's+
Largest cities in Arkansas
Other counties in Arkansas
Part of Arkansas
Metro areas in Arkansas
County rankings
Frequently Asked Questions
Marion County, Arkansas has a population of 17,076 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 42nd-largest county in Arkansas. Population density is 29 people per square mile.
The population of Marion County has grown 5.6% since 2010 (16,665 → 17,593), a +0.39% annualized rate.
The median household income in Marion County, Arkansas is $46,953, with mean (average) household income of $61,967 and per-capita income of $26,461. 10.8% of residents live below the federal poverty level.
In Marion County, the largest racial and ethnic groups are White (94.0%), Hispanic or Latino (3.0%), Black or African American (0.2%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Marion County, Arkansas is 51.9 years. Residents are 50.4% female and 49.6% male.
The median home value in Marion County is $158,400 and median monthly rent is $792. 83.5% of occupied housing units are owner-occupied. The county has 9,623 total housing units, 24.2% of which are vacant.
The largest employment sector in Marion County, Arkansas is manufacturing, employing 27.9% of workers. The unemployment rate is 2.9%.
Little Rock is among the largest cities associated with Marion County, Arkansas, with a population of 202,739.
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Statewide data for Arkansas
Population, race, income, age, and trends across Arkansas
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.