Miller County, Arkansas Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 16th-largest in Arkansas
The population of Miller County, Arkansas is 42,588 as of the 2023 American Community Survey, making it the 16th-largest county in Arkansas. The median household income is $49,983, the median home value is $148,200, and the median age is 39.0.
The population of Miller County has declined 3.7% since 2010 (43,568 → 41,958), a -0.27% annualized rate.
42,588
Population
-0.27%
Annual growth
68
People / sq mi
$49,983
Median Income
$148,200
Median Home Value
Miller County covers 624 sq mi of land at 68.2 people per square mile.
About Miller County, AR
Miller County is distinguished by its share of foreign-born residents, 68.0% of the population. With 42,588 residents, Miller County is a county in Arkansas. It ranks #16 among counties in Arkansas by population.
Earnings trail the nation, with the median household making $49,983, below the US median of $78,538. Poverty sits at 15.8%, above the national 12.4%. Homes carry a median value of $148,200, with typical rent around $882.
Fewer adults hold degrees here than in most comparable places — 16.0%, below the national 35.0%. Most workers commute: only 3.7% work from home, below the national 14.0%, and the average commute runs about 21 minutes each way.
The large foreign-born share is a defining thread in Miller County, shaping language, household composition, and the labor force behind the economic figures above.
Miller County Population History (2010-2024)
The county of Miller County had a population of 43,568 in 2010 and 41,958 in 2024, a -3.7% growth over 14 years. The peak was 43,858 in 2015. Average annual growth rate: -0.27%.
41,958
Population (2024)
43,568
Population (2010)
43,858
Peak (2015)
-0.27%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 43,568 |
| 2011 | 43,777 |
| 2012 | 43,686 |
| 2013 | 43,439 |
| 2014 | 43,509 |
| 2015 | 43,858 |
| 2016 | 43,776 |
| 2017 | 43,819 |
| 2018 | 43,431 |
| 2019 | 43,370 |
| 2020 | 42,586 |
| 2021 | 42,468 |
| 2022 | 42,484 |
| 2023 | 42,302 |
| 2024 | 41,958 |
Race & Ethnicity
| White | 67.5% |
| Black or African American | 25.7% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.7% |
| Two or More Races | 0.0% |
Age & Sex
39.0
Median Age
50.1%
Female
49.9%
Male
16.9%
Age 65+
Age Distribution
Children (under 15): 19.6% · Seniors (65+): 16.9%
Income & Poverty
| Median household income | $49,983$-8,790 vs state |
| Mean household income | $68,756 |
| Per-capita income | $28,025 |
| Poverty rate | 15.8%+4.3% vs state |
| Unemployment rate | 3.8% |
| Employment-to-population | 48.8% |
Top Industries by Employment
The largest employment sector in Miller County is professional & business services, accounting for 23.7% of workers.
How residents commute
0.2%
Drive alone
1.6%
Carpool
82.5%
Public transit
3.7%
Work from home
20.7 min
Avg commute
Housing
$148,200$-27,100 vs state
Median home value
$882
Median rent
65.3%
Homeownership rate
19,810
Total housing units
82.3%
Occupied
17.7%
Vacant
34.7%
Renter-occupied
Social & access
88.7%
With health insurance
92.5%
With broadband internet
68.0%
Foreign-born
7.4%
Veterans (18+)
19.9%
With a disability
97.9%
Speak language other than English at home
Education
86.9%
High School+
16.0%
Bachelor's+
Largest cities in Arkansas
Other counties in Arkansas
Part of Arkansas
Metro areas in Arkansas
County rankings
Frequently Asked Questions
Miller County, Arkansas has a population of 42,588 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 16th-largest county in Arkansas. Population density is 68 people per square mile.
The population of Miller County has declined 3.7% since 2010 (43,568 → 41,958), a -0.27% annualized rate.
The median household income in Miller County, Arkansas is $49,983, with mean (average) household income of $68,756 and per-capita income of $28,025. 15.8% of residents live below the federal poverty level.
In Miller County, the largest racial and ethnic groups are White (67.5%), Black or African American (25.7%), Hispanic or Latino (1.7%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Miller County, Arkansas is 39.0 years. Residents are 50.1% female and 49.9% male.
The median home value in Miller County is $148,200 and median monthly rent is $882. 65.3% of occupied housing units are owner-occupied. The county has 19,810 total housing units, 17.7% of which are vacant.
The largest employment sector in Miller County, Arkansas is professional, scientific, and management services, employing 23.7% of workers. The unemployment rate is 3.8%.
Little Rock is among the largest cities associated with Miller 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.