Dunklin County, Missouri Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 40th-largest in Missouri
The population of Dunklin County, Missouri is 27,795 as of the 2023 American Community Survey, making it the 40th-largest county in Missouri. The median household income is $47,368, the median home value is $93,800, and the median age is 39.5.
The population of Dunklin County has declined 15.5% since 2010 (31,951 → 27,002), a -1.19% annualized rate.
27,795
Population
-1.19%
Annual growth
51
People / sq mi
$47,368
Median Income
$93,800
Median Home Value
Dunklin County covers 542 sq mi of land at 51.3 people per square mile.
About Dunklin County, MO
In Dunklin County, home values do the distinguishing — a median of $93,800. With 27,795 residents, Dunklin County is a county in Missouri. It ranks #40 among counties in Missouri by population.
Earnings trail the nation, with the median household making $47,368, below the US median of $78,538. Poverty sits at 14.8%, above the national 12.4%. Real estate is inexpensive, with a typical home worth only $93,800, with typical rent around $632.
Dunklin County is among the least college-educated US counties, at 12.6% — below the national 35.0%. Home-based work is uncommon, at 3.6%, below the national 14.0%, and the average commute runs about 24 minutes each way.
Dunklin County Population History (2010-2024)
The county of Dunklin County had a population of 31,951 in 2010 and 27,002 in 2024, a -15.5% growth over 14 years. The peak was 32,018 in 2011. Average annual growth rate: -1.19%.
27,002
Population (2024)
31,951
Population (2010)
32,018
Peak (2011)
-1.19%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 31,951 |
| 2011 | 32,018 |
| 2012 | 31,848 |
| 2013 | 31,738 |
| 2014 | 31,320 |
| 2015 | 30,868 |
| 2016 | 30,622 |
| 2017 | 30,147 |
| 2018 | 29,464 |
| 2019 | 29,173 |
| 2020 | 28,216 |
| 2021 | 27,739 |
| 2022 | 27,444 |
| 2023 | 27,066 |
| 2024 | 27,002 |
Race & Ethnicity
| White | 79.0% |
| Black or African American | 7.9% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 4.0% |
| Two or More Races | 0.0% |
Age & Sex
39.5
Median Age
52.2%
Female
47.8%
Male
18.5%
Age 65+
Age Distribution
Children (under 15): 21.6% · Seniors (65+): 18.5%
Income & Poverty
| Median household income | $47,368$-21,552 vs state |
| Mean household income | $66,097 |
| Per-capita income | $26,121 |
| Poverty rate | 14.8%+6.4% vs state |
| Unemployment rate | 2.5% |
| Employment-to-population | 51.1% |
Top Industries by Employment
The largest employment sector in Dunklin County is professional & business services, accounting for 27.5% of workers.
How residents commute
0.1%
Drive alone
1.4%
Carpool
78.7%
Public transit
3.6%
Work from home
23.8 min
Avg commute
Housing
$93,800$-121,800 vs state
Median home value
$632
Median rent
61.8%
Homeownership rate
13,451
Total housing units
83.0%
Occupied
17.0%
Vacant
38.2%
Renter-occupied
Social & access
83.9%
With health insurance
89.5%
With broadband internet
29.6%
Foreign-born
6.4%
Veterans (18+)
22.8%
With a disability
93.3%
Speak language other than English at home
Education
80.0%
High School+
12.6%
Bachelor's+
Largest cities in Missouri
Other counties in Missouri
Part of Missouri
Metro areas in Missouri
County rankings
Frequently Asked Questions
Dunklin County, Missouri has a population of 27,795 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 40th-largest county in Missouri. Population density is 51 people per square mile.
The population of Dunklin County has declined 15.5% since 2010 (31,951 → 27,002), a -1.19% annualized rate.
The median household income in Dunklin County, Missouri is $47,368, with mean (average) household income of $66,097 and per-capita income of $26,121. 14.8% of residents live below the federal poverty level.
In Dunklin County, the largest racial and ethnic groups are White (79.0%), Black or African American (7.9%), Hispanic or Latino (4.0%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Dunklin County, Missouri is 39.5 years. Residents are 52.2% female and 47.8% male.
The median home value in Dunklin County is $93,800 and median monthly rent is $632. 61.8% of occupied housing units are owner-occupied. The county has 13,451 total housing units, 17.0% of which are vacant.
The largest employment sector in Dunklin County, Missouri is professional, scientific, and management services, employing 27.5% of workers. The unemployment rate is 2.5%.
Kansas City is among the largest cities associated with Dunklin County, Missouri, with a population of 508,233.
Dunklin County, MO Climate
Dunklin County, MO has an average annual temperature of 15.2°C (59°F) and receives about 1254 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
15.2°C
Avg Temp
1254
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 2° / 35° | 87 mm |
| February | 5° / 40° | 98 mm |
| March | 10° / 50° | 130 mm |
| April | 15° / 60° | 123 mm |
| May | 21° / 69° | 134 mm |
| June | 25° / 77° | 99 mm |
| July | 27° / 81° | 91 mm |
| August | 26° / 78° | 77 mm |
| September | 22° / 72° | 97 mm |
| October | 16° / 61° | 81 mm |
| November | 10° / 49° | 118 mm |
| December | 5° / 40° | 119 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Dunklin County, MO
The most comfortable months to visit Dunklin County, MO are typically September, May and August, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 33°C high). The coldest is January (near -3°C low). May is usually the wettest month.
Where to stay near Dunklin County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.