COUNTY
Yankton County
South Dakota · 23,635 residents (2025 est.) · 521.189 sq mi
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The short version
Yankton County has lower-than-average household income, with a median household income of $72,821. Population has held roughly steady since 2000. Median home value has roughly tripled since 2000, reaching $225,900. It sits in the top 10% of US counties for household income.
At a glance
Lower income
below the US median
US median: $82,259
Older
median age 42.5
US median: 38.9
Average education
31% hold a bachelor's degree
US average: 36%
Less affordable
home values up 68%, inflation adjusted
US median home: $376,019
Section 01
Population & growth
PEP 2025 EST:23,635 residents (Census Bureau Vintage 2025, released March 2026)
Population, 1990 – 2024
202423K
Age distribution, 2024
Under 55.4%(1,256)
5 to 95%(1,160)
10 to 147.2%(1,675)
15 to 196.1%(1,438)
20 to 246.5%(1,526)
25 to 3410.7%(2,508)
35 to 4412%(2,815)
45 to 5412%(2,802)
55 to 6413.8%(3,229)
65 to 7412.3%(2,885)
75 to 847.1%(1,667)
85 and over1.9%(453)
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy
$72,821
+13%inflation adjusted, since 2000
from $35,374 in 2000
US average: $82,259
1990 – 2024
Households earning $100K+
48.7%
+27.3 ptssince 2009
from 21.4% in 2009
US average: 53.3%
Workforce by industry, 2024
Retail trade17.4%
Information13.6%
Wholesale trade6.5%
Agriculture, forestry, fishing5.9%
Other services4.8%
Public administration4.4%
Finance & insurance4.1%
Construction4.1%
Professional, scientific, technical2.8%
Manufacturing1.8%
Transportation & warehousing1.5%
Education & health services1.3%
Arts, entertainment, food0.5%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03
Housing
$225,900
+68%inflation adjusted, since 2000
from $73,800 in 2000
US average: $376,019
1990 – 2024
3.1
+36%since 2009
from 2.3 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
57
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
RELATED:See current rent listings in Yankton County on RentDataNow
Section 04
Race & ethnicity
2000
White, non-Hispanic94.1%(20,365)
Black1.1%(248)
Hispanic / Latino1.8%(395)
Asian0.4%(89)
Other0%
2024
White, non-Hispanic86.9%(20,356)
Black1.6%(366)
Hispanic / Latino5.9%(1,370)
Asian0.3%(75)
Other5.3%(1,247)
30
+69%since 2009
from 18 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
19
−21%since 2020
from 24 in 2020
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins
Detailed origins & ancestry
Hispanic origin
Mexican2.6%(618)
Cuban1.5%(358)
Spaniard0.4%(104)
Puerto Rican0.2%(56)
Central American0.1%(26)
Panamanian0.1%(15)
Guatemalan0%(9)
Salvadoran0%(2)
South American0%(1)
Colombian0%(1)
Pacific Islander origin
Native Hawaiian0%(7)
Ancestry
German36%(8,434)
Irish10.2%(2,399)
Norwegian7.9%(1,857)
English7.5%(1,755)
Czech6%(1,411)
Dutch2.9%(686)
Danish2.5%(594)
American2.4%(568)
French2.4%(564)
Swedish1.7%(396)
Polish1.5%(353)
Italian1.4%(334)
+ 23 more ancestry groups with data
Scottish1%(229)
Russian0.8%(181)
Swiss0.5%(113)
West Indian0.4%(104)
Haitian0.4%(100)
Arab0.4%(90)
Welsh0.4%(90)
Scotch-Irish0.3%(75)
Moroccan0.3%(65)
French Canadian0.2%(44)
Ukrainian0.2%(43)
Finnish0.1%(27)
Greek0.1%(26)
Syrian0.1%(25)
Austrian0.1%(25)
Slovak0.1%(25)
Belgian0.1%(13)
British0.1%(13)
Lithuanian0%(10)
Subsaharan African0%(8)
Slovene0%(6)
Canadian0%(5)
Portuguese0%(2)
Section 05
Education
High school or higher
93.6%
+7.5 ptssince 2000
from 86.1% in 2000
US average: 89.6%
Section 06
Commute & transportation
Section 07
Work & employment
Section 08
People & community
Marital status
Men 15+
Never married38.6%(3,892)
Married48.4%(4,878)
Widowed2.5%(247)
Divorced10.5%(1,057)
Women 15+
Never married27.5%(2,543)
Married49.1%(4,539)
Widowed12.1%(1,116)
Divorced11.4%(1,051)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
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Compare Yankton County to nearby counties
YANKTON COUNTY VS
Clay County
Income$56,850−22%
Home value$232,300+3%
Population15,031−36%
SEE FULL COMPARISON →
YANKTON COUNTY VS
Turner County
Income$75,771+4%
Home value$222,900−1%
Population9,314−61%
SEE FULL COMPARISON →
YANKTON COUNTY VS
Bon Homme County
Income$64,435−12%
Home value$134,100−41%
Population7,244−69%
SEE FULL COMPARISON →
YANKTON COUNTY VS
Cedar County
Income$73,578+1%
Home value$185,000−18%
Population8,373−65%
SEE FULL COMPARISON →
Frequently asked
How many people live in Yankton County, South Dakota?
Yankton County, South Dakota has about 23,414 residents according to the 2024 American Community Survey.
What is the median household income in Yankton County, South Dakota?
The typical household in Yankton County, South Dakota earns about $72,821 a year. Half of households make more than that, and half make less.
Is Yankton County, South Dakota expensive?
In Yankton County, South Dakota, the median home is worth about $225,900, and the typical rent is about $781 a month.
How educated are people in Yankton County, South Dakota?
About 31.4% of adults age 25 and over in Yankton County, South Dakota hold a bachelor's degree or higher.
What is the poverty rate in Yankton County, South Dakota?
About 11.9% of people in Yankton County, South Dakota live below the federal poverty line.
Has Yankton County, South Dakota grown since 1990?
Yes, Yankton County, South Dakota has grown since 1990. The population has added about 4,162 residents, a change of about 22 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024