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 stands apart on settlement density — it is among the most sparsely settled of US counties, at roughly 3 people per square mile. With 5,607 residents, Tripp County is a county in South Dakota. It ranks #31 among counties in South Dakota by population.
The typical household here earns about $58,854, below the US median of $78,538. The poverty rate is 15.8%, above the national 12.4%. Homes carry a median value of $137,100, with typical rent around $809.
Degree attainment is mid-range for US counties: 19.9% of adults hold a four-year degree, below the national 35.0%. About 6.0% of the workforce is home-based, below the national 14.0%, and the average commute runs about 12 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.
Tripp County, SD Climate
Tripp County, SD has an average annual temperature of 9°C (48°F) and receives about 527 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
9°C
Avg Temp
527
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -7° / 20° | 10 mm |
| February | -3° / 26° | 13 mm |
| March | 2° / 35° | 36 mm |
| April | 9° / 47° | 58 mm |
| May | 15° / 59° | 83 mm |
| June | 20° / 69° | 82 mm |
| July | 24° / 75° | 76 mm |
| August | 23° / 73° | 51 mm |
| September | 18° / 64° | 49 mm |
| October | 10° / 51° | 37 mm |
| November | 2° / 35° | 20 mm |
| December | -4° / 24° | 12 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 Tripp County, SD
The most comfortable months to visit Tripp County, SD are typically August, June and September, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 32°C high). The coldest is January (near -13°C low). May is usually the wettest month.
Where to stay near Tripp County
Visiting or relocating to Tripp County, SD? Compare hotels and short-term rentals across the county — live availability and prices.
Top-rated places to stay near Tripp County
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a move to Tripp County?
Get relocation and cost-of-living insights for Tripp County, SD by email. No spam, unsubscribe anytime.
More from South Dakota
Population 200,689
Population 112,081
Population 68,286
Population 38,079
Full rankings of South Dakota counties
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.