Tripp County, South Dakota Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 31st-largest in South Dakota
The population of Tripp County, South Dakota is 5,607 as of the 2023 American Community Survey, making it the 31st-largest county in South Dakota. The median household income is $58,854, the median home value is $137,100, and the median age is 45.1.
The population of Tripp County has grown 1.2% since 2010 (5,647 → 5,717), a +0.09% annualized rate.
5,607
Population
+0.09%
Annual growth
3
People / sq mi
$58,854
Median Income
$137,100
Median Home Value
Tripp County covers 1,612 sq mi of land at 3.5 people per square mile.
About Tripp County, SD
Tripp County is a county in South Dakota with a population of 5,607. It ranks #31 among counties in South Dakota by population. The median age is 45.1, older than the national median. The population is 51.1% male and 48.9% female.
The median household income in Tripp County is $58,854, below the US median of $74,580. 15.8% of residents live below the federal poverty level. Home values sit at a median of $137,100, with monthly rent averaging $809. The homeownership rate of 70.8% is higher than the national rate of 64.8%.
Educational attainment in Tripp County reflects 19.9% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 6.0% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 12.3 minutes each way.
Tripp County Population History (2010-2024)
The county of Tripp County had a population of 5,647 in 2010 and 5,717 in 2024, a 1.2% growth over 14 years. The peak was 5,717 in 2024. Average annual growth rate: 0.10%.
5,717
Population (2024)
5,647
Population (2010)
5,717
Peak (2024)
0.10%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 5,647 |
| 2011 | 5,634 |
| 2012 | 5,519 |
| 2013 | 5,525 |
| 2014 | 5,512 |
| 2015 | 5,423 |
| 2016 | 5,502 |
| 2017 | 5,448 |
| 2018 | 5,484 |
| 2019 | 5,430 |
| 2020 | 5,607 |
| 2021 | 5,577 |
| 2022 | 5,548 |
| 2023 | 5,607 |
| 2024 | 5,717 |
Race & Ethnicity
| White | 80.7% |
| Black or African American | 0.6% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 16.1% |
| Two or More Races | 0.0% |
Age & Sex
45.1
Median Age
48.9%
Female
51.1%
Male
24.0%
Age 65+
Age Distribution
Children (under 15): 19.5% · Seniors (65+): 24.0%
Income & Poverty
| Median household income | $58,854$-13,567 vs state |
| Mean household income | $75,895 |
| Per-capita income | $31,961 |
| Poverty rate | 15.8%+8.4% vs state |
| Unemployment rate | 1.0% |
| Employment-to-population | 58.7% |
Top Industries by Employment
The largest employment sector in Tripp County is professional & business services, accounting for 27.5% of workers.
How residents commute
1.3%
Drive alone
11.8%
Carpool
72.0%
Public transit
6.0%
Work from home
12.3 min
Avg commute
Housing
$137,100$-99,700 vs state
Median home value
$809
Median rent
70.8%
Homeownership rate
2,777
Total housing units
81.6%
Occupied
18.4%
Vacant
29.2%
Renter-occupied
Social & access
87.1%
With health insurance
90.6%
With broadband internet
21.5%
Foreign-born
4.5%
Veterans (18+)
8.9%
With a disability
95.8%
Speak language other than English at home
Education
89.5%
High School+
19.9%
Bachelor's+
Largest cities in South Dakota
Other counties in South Dakota
Part of South Dakota
Metro areas in South Dakota
County rankings
Frequently Asked Questions
Tripp County, South Dakota has a population of 5,607 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 31st-largest county in South Dakota. Population density is 3 people per square mile.
The population of Tripp County has grown 1.2% since 2010 (5,647 → 5,717), a +0.09% annualized rate.
The median household income in Tripp County, South Dakota is $58,854, with mean (average) household income of $75,895 and per-capita income of $31,961. 15.8% of residents live below the federal poverty level.
In Tripp County, the largest racial and ethnic groups are White (80.7%), Hispanic or Latino (16.1%), Black or African American (0.6%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Tripp County, South Dakota is 45.1 years. Residents are 48.9% female and 51.1% male.
The median home value in Tripp County is $137,100 and median monthly rent is $809. 70.8% of occupied housing units are owner-occupied. The county has 2,777 total housing units, 18.4% of which are vacant.
The largest employment sector in Tripp County, South Dakota is professional, scientific, and management services, employing 27.5% of workers. The unemployment rate is 1.0%.
Sioux Falls is among the largest cities associated with Tripp 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.