Deuel County, South Dakota Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 38th-largest in South Dakota
The population of Deuel County, South Dakota is 4,318 as of the 2023 American Community Survey, making it the 38th-largest county in South Dakota. The median household income is $79,556, the median home value is $180,100, and the median age is 42.0.
The population of Deuel County has declined 0.3% since 2010 (4,350 → 4,335), a -0.02% annualized rate.
4,318
Population
-0.02%
Annual growth
7
People / sq mi
$79,556
Median Income
$180,100
Median Home Value
Deuel County covers 623 sq mi of land at 6.9 people per square mile.
About Deuel County, SD
Deuel County is a county in South Dakota with a population of 4,318. It ranks #38 among counties in South Dakota by population. The median age is 42.0, older than the national median. The population is 51.3% male and 48.7% female.
The median household income in Deuel County is $79,556, above the US median of $74,580. 3.4% of residents live below the federal poverty level. Home values sit at a median of $180,100, with monthly rent averaging $668. The homeownership rate of 80.6% is higher than the national rate of 64.8%.
Educational attainment in Deuel County reflects 24.1% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 9.1% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 26.6 minutes each way.
Deuel County Population History (2010-2024)
The county of Deuel County had a population of 4,350 in 2010 and 4,335 in 2024, a -0.3% growth over 14 years. The peak was 4,376 in 2012. Average annual growth rate: -0.02%.
4,335
Population (2024)
4,350
Population (2010)
4,376
Peak (2012)
-0.02%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 4,350 |
| 2011 | 4,368 |
| 2012 | 4,376 |
| 2013 | 4,312 |
| 2014 | 4,323 |
| 2015 | 4,326 |
| 2016 | 4,244 |
| 2017 | 4,302 |
| 2018 | 4,317 |
| 2019 | 4,334 |
| 2020 | 4,302 |
| 2021 | 4,299 |
| 2022 | 4,357 |
| 2023 | 4,345 |
| 2024 | 4,335 |
Race & Ethnicity
| White | 94.7% |
| Black or African American | 0.3% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.3% |
| Two or More Races | 0.0% |
Age & Sex
42.0
Median Age
48.7%
Female
51.3%
Male
21.9%
Age 65+
Age Distribution
Children (under 15): 19.8% · Seniors (65+): 21.9%
Income & Poverty
| Median household income | $79,556+$7,135 vs state |
| Mean household income | $90,704 |
| Per-capita income | $37,556 |
| Poverty rate | 3.4%-4.0% vs state |
| Unemployment rate | 0.7% |
| Employment-to-population | 62.5% |
Top Industries by Employment
The largest employment sector in Deuel County is manufacturing, accounting for 19.7% of workers.
How residents commute
0.0%
Drive alone
2.6%
Carpool
75.5%
Public transit
9.1%
Work from home
26.6 min
Avg commute
Housing
$180,100$-56,700 vs state
Median home value
$668
Median rent
80.6%
Homeownership rate
2,147
Total housing units
83.8%
Occupied
16.2%
Vacant
19.4%
Renter-occupied
Social & access
92.3%
With health insurance
89.4%
With broadband internet
42.2%
Foreign-born
8.9%
Veterans (18+)
12.5%
With a disability
95.1%
Speak language other than English at home
Education
93.6%
High School+
24.1%
Bachelor's+
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Other counties in South Dakota
Part of South Dakota
Metro areas in South Dakota
County rankings
Frequently Asked Questions
Deuel County, South Dakota has a population of 4,318 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 38th-largest county in South Dakota. Population density is 7 people per square mile.
The population of Deuel County has declined 0.3% since 2010 (4,350 → 4,335), a -0.02% annualized rate.
The median household income in Deuel County, South Dakota is $79,556, with mean (average) household income of $90,704 and per-capita income of $37,556. 3.4% of residents live below the federal poverty level.
In Deuel County, the largest racial and ethnic groups are White (94.7%), Hispanic or Latino (1.3%), Black or African American (0.3%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Deuel County, South Dakota is 42.0 years. Residents are 48.7% female and 51.3% male.
The median home value in Deuel County is $180,100 and median monthly rent is $668. 80.6% of occupied housing units are owner-occupied. The county has 2,147 total housing units, 16.2% of which are vacant.
The largest employment sector in Deuel County, South Dakota is manufacturing, employing 19.7% of workers. The unemployment rate is 0.7%.
Sioux Falls is among the largest cities associated with Deuel County, South Dakota, with a population of 197,642.
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Statewide data for South Dakota
Population, race, income, age, and trends across South Dakota
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.