- Lead
- 1,539
- Total
- 15,092
- vs nation
- R+8.7
South Dakota 13th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 1,241
- Total
- 13,606
- vs nation
- R+13.6
- Lead
- 1,681
- Total
- 10,258
- vs nation
- R+18.5
- Lead
- 943
- Total
- 9,396
- vs nation
- R+13.9
- Lead
- 60
- Total
- 9,361
- vs nation
- R+6.6
- Lead
- 1,305
- Total
- 8,060
- vs nation
- R+13.7
- Lead
- 508
- Total
- 5,553
- vs nation
- R+9.7
- Lead
- 437
- Total
- 5,093
- vs nation
- D+0.1
Key facts
- 2024 presidential margin
- R+10.2MIT Election Lab
- Population
- 24,4492024 5-year
- Population density
- 2,470 / sq mi2024 5-year · TIGER/Line
- Land area
- 9.9 sq miTIGER/Line
- Median household income
- $93,0652024 5-year
- White (non-Hispanic)
- 87.8%2024 5-year
- Black
- 2.5%2024 5-year
- Hispanic / Latino
- 3.1%2024 5-year
- Peak Democratic margin
- D+41.3 in 1912MIT Election Lab
- Peak Republican margin
- R+57.4 in 1904MIT Election Lab
- Most similar
- State Senate District 22, ND · twin score 91.2
presidential history
Party record book
South Dakota 13th State Senate District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1892–2024 · 20 presidential cycles
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Michael Dukakis1988
54.9%
2,407 votes · D+10.2 · modeled estimate
Runner-up · William J. Bryan, 1896 · 53.0%
Republican
Theodore Roosevelt1904
75.5%
832 votes · R+57.4 · modeled estimate
Runner-up · Warren G. Harding, 1920 · 68.6%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Kamala Harris2024
6,628votes
43.9% of the vote · R+10.2 · modeled estimate
Runner-up · Joe Biden, 2020 · 6,019 votes
Republican
Donald Trump2024
8,167votes
54.1% of the vote · R+10.2 · modeled estimate
Runner-up · Donald Trump, 2020 · 7,260 votes
Best relative to the U.S.
This Place’s margin against the national margin in the same election — positive when it leaned toward the party more than the country did.
Democratic
Woodrow Wilson1912
+21.8pts D vs U.S.
Place D+41.3 · U.S. D+19.5 · a third-party candidate carried the Place · modeled estimate
Runner-up · Michael Dukakis, 1988 · +17.9 pts
Republican
Benjamin Harrison1892
+41.3pts R vs U.S.
Place R+39.6 · U.S. D+1.7 · modeled estimate
Runner-up · Theodore Roosevelt, 1904 · +37.8 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
Senate and governor results are in the Office selector at the top of this page.
U.S. House
Each row is a county-allocated estimate of U.S. House votes for this district — county returns apportioned onto its boundary, not precinct-counted. “Vote lead” is the estimated local lead here, not necessarily the winner of the full contest.
| Year | Vote lead | Democratic | Republican | Total |
|---|---|---|---|---|
| 2024 | R | 30.0%4,379 | 70.0%10,232 | 14,611 |
| 2020 | R | 0.0%0 | 100.0%8,505 | 8,505 |
South Dakota 13th State Senate District sits in the Northern Plains. In 2024 it voted Republican.
Across the recorded series it reached a Democratic high of 41.3 points in 1912 and a Republican high of 57.4 points in 1904. Between 2020 and 2024 the district moved 1.1 points toward the Republican candidate; the 2024 margin was 10.2 points.
A population of 24,449, a 88% non-Hispanic-white share, and a median household income of $93,065 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 22 and State Senate District 13.
The state-senate districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
District research tools
Open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report → · Browse all comparisons →
South Dakota 13th State Senate District. Akashic. https://akashic.app/sld-upper/46013/. Accessed May 20, 2026. License: CC BY 4.0.