Yankton, SD, South Dakota: Republican loyalist metro. In 2024, voted R+26%. Democratic peak: D+48 in 1932.
Key facts
- 2024 presidential margin
- R+26MIT Election Lab
- Political archetype
- Republican loyalistAkashic typology
- Population
- 23,4142024 5-year
- Median household income
- $72,8212024 5-year
- White (non-Hispanic)
- 87.8%2024 5-year
- Black
- 1.6%2024 5-year
- Hispanic / Latino
- 5.9%2024 5-year
- Peak Democratic margin
- D+48 in 1932MIT Election Lab
- Peak Republican margin
- R+43 in 1892MIT Election Lab
Constituent county margins for Yankton, SD, SDOne cell per constituent county, colored by 2024 presidential margin from deep red (Republican) through neutral to deep blue (Democratic), ordered bluest first.
R+60D+60
One cell per constituent county. Ordered by 2024 D-vs-R margin (bluest first). Hover for county-level numbers.
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 3,883 | 6,650 | 10,832 | ||
| R | 4,016 | 6,581 | 10,900 | ||
| R | 3,301 | 5,659 | 9,623 | ||
| R | 4,226 | 5,495 | 9,974 | ||
| R | 4,838 | 5,039 | 10,134 | ||
| R | 4,237 | 6,003 | 10,431 | ||
| D | 4,904 | 3,596 | 8,740 | ||
| R | 3,775 | 3,885 | 8,826 | ||
| R | 3,404 | 3,430 | 9,372 | ||
| R | 3,777 | 4,186 | 8,043 | ||
| R | 2,932 | 5,161 | 8,145 | ||
| R | 2,698 | 5,355 | 8,747 | ||
| R | 3,987 | 4,029 | 8,087 | ||
| R | 3,835 | 4,366 | 8,225 | ||
| R | 2,733 | 3,977 | 7,092 | ||
| D | 3,747 | 3,208 | 6,955 | ||
| R | 3,061 | 4,065 | 7,126 | ||
| R | 2,987 | 4,063 | 7,050 | ||
| R | 2,220 | 4,802 | 7,022 | ||
| D | 2,932 | 2,904 | 5,893 | ||
| R | 2,359 | 3,313 | 5,672 | ||
| R | 3,064 | 4,179 | 7,243 | ||
| D | 4,349 | 2,702 | 7,438 | ||
| D | 4,930 | 1,693 | 6,730 | ||
| R | 2,841 | 2,971 | 5,839 | ||
| O | 693 | 1,504 | 3,781 | ||
| R | 1,147 | 2,555 | 4,134 | ||
| R | 1,429 | 1,438 | 2,937 | ||
| O | 1,289 | 0 | 2,928 | ||
| R | 1,118 | 1,644 | 2,894 | ||
| R | 788 | 1,968 | 2,851 | ||
| R | 1,268 | 1,639 | 2,940 | ||
| R | 1,330 | 1,423 | 2,769 | ||
| R | 228 | 1,166 | 2,160 | ||
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Demographics
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
36.0%
Irish
10.2%
English
7.5%
French
2.4%
American
2.4%
Polish
1.5%
Italian
1.4%
Source · American Community Survey 5-year estimates, 2024 release. Hispanic/Latino is an ethnicity that overlaps the race categories, so these shares can total more than 100%. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.
Age distribution by sex
Median age: 42.5 in this county, 39.1 nationally
Male
Age
Female
85+
75–84
65–74
55–64
45–54
35–44
25–34
18–24
5–17
<5
Source · American Community Survey 5-year estimates, 2024 release.
Median household income
2024 inflation-adjusted dollars
$72,821
Yankton, SD ranks near the middle of US counties.
Yankton, SD$72,821
South Dakota$75,081
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
11.9%
Children face moderate poverty.
Children under 1816.5%
Working age (18–64)10.4%
Seniors (65+)12.5%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
94.3%
speak English only
Spanish3.8%
Other Indo-European1.2%
Other languages0.5%
Asian & Pacific Islander0.2%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 40.3% of residents not counted as adherents by any reporting body.
Yankton, SD sits in the Northern Plains. Its political identity has been Republican for as long as anyone now living can remember. 1 consecutive presidential elections in modern records have gone for the Republican candidate, often by margins that would be considered landslide territory anywhere else.
The Republican margin in Yankton, SD reached its widest at forty-three points in 1892. The margin in 2024 was twenty-six points, in line with the metro's deep historical pattern.
Its loyalty is rooted in its place. Median household income of $72,821, a 88% non-Hispanic-white share, and a population of 23,414 together describe a metro whose political habits are deeply settled.
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Yankton, SD, South Dakota — The Long Memory. Akashic Intelligence — The Long Memory. https://tiers.akashic.app/cbsa/49460/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
Frequently asked questions
How did Yankton, SD, South Dakota vote in 2024?
In 2024, Yankton, SD, South Dakota voted Republican by 25.5 points (R+26), carried by the Republican candidate. Out of 10,832 votes cast, 3,883 went Democratic and 6,650 went Republican.
What is Yankton, SD, South Dakota's political archetype?
Akashic classifies Yankton, SD, South Dakota as a "Republican loyalist" metro based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the metro has voted Democratic 5 times, Republican 27 times, and other 2 times.
When did Yankton, SD, South Dakota last vote Democratic?
The most recent presidential election in which Yankton, SD, South Dakota voted Democratic was 2000.
How many people live in Yankton, SD, South Dakota?
Yankton, SD, South Dakota has a population of 23,414 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Yankton, SD, South Dakota?
Median household income in Yankton, SD, South Dakota is $72,821 — below the national median of $80,734. The South Dakota state median is $75,081.
What is the political history of Yankton, SD, South Dakota?
Akashic tracks 38 presidential elections in Yankton, SD, South Dakota from 1876 to 2024. Of those, 5 went Democratic and 27 went Republican. The metro's archetype — "Republican loyalist" — captures the overall trajectory of that voting record.