- Lead
- 7,841
- Total
- 21,882
- vs nation
- D+37.3
Iowa 17th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 10,481
- Total
- 24,340
- vs nation
- D+38.6
- Lead
- 10,257
- Total
- 23,716
- vs nation
- D+41.2
- Lead
- 11,381
- Total
- 23,530
- vs nation
- D+44.5
- Lead
- 10,504
- Total
- 22,246
- vs nation
- D+39.9
- Lead
- 8,254
- Total
- 20,023
- vs nation
- D+43.7
- Lead
- 7,049
- Total
- 17,422
- vs nation
- D+39.9
- Lead
- 7,424
- Total
- 16,225
- vs nation
- D+37.2
Key facts
- 2024 presidential margin
- D+35.8MIT Election Lab
- Population
- 63,9902024 5-year
- Population density
- 4,506 / sq mi2024 5-year · TIGER/Line
- Land area
- 14.2 sq miTIGER/Line
- Median household income
- $58,3042024 5-year
- White (non-Hispanic)
- 49.5%2024 5-year
- Black
- 16.5%2024 5-year
- Hispanic / Latino
- 21.0%2024 5-year
- Peak Democratic margin
- D+62.3 in 1964MIT Election Lab
- Peak Republican margin
- R+32.8 in 1904MIT Election Lab
- Most similar
- State Senate District 15, IA · twin score 95.4
presidential history
Party record book
Iowa 17th State Senate District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1892–2024 (partial returns from 1876) · 38 presidential cycles · 38 with a vote-share denominator · 34 with a national benchmark
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Lyndon B. Johnson1964
81.0%
9,921 votes · D+62.3 · modeled estimate
Runner-up · Michael Dukakis, 1988 · 75.8%
Republican
Theodore Roosevelt1904
59.3%
857 votes · R+32.8 · modeled estimate
Runner-up · Warren G. Harding, 1920 · 49.3%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Barack Obama2012
17,226votes
73.2% of the vote · D+48.4 · modeled estimate
Runner-up · Joe Biden, 2020 · 17,107 votes
Republican
Donald Trump2024
6,777votes
31.0% of the vote · D+35.8 · modeled estimate
Runner-up · Donald Trump, 2020 · 6,626 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
Michael Dukakis1988
+59.6pts D vs U.S.
Place D+51.9 · U.S. R+7.7 · modeled estimate
Runner-up · Walter Mondale, 1984 · +56.6 pts
Republican
Theodore Roosevelt1904
+13.1pts R vs U.S.
Place R+32.8 · U.S. R+19.7 · modeled estimate
Runner-up · Calvin Coolidge, 1924 · +2.3 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
Iowa 17th State Senate District sits in the Corn Belt. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 62.3 points in 1964 and a Republican high of 32.8 points in 1904. Between 2020 and 2024 the district moved 7.2 points toward the Republican candidate; the 2024 margin was 35.8 points.
A population of 63,990, a 50% non-Hispanic-white share, and a median household income of $58,304 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 15 and State Senate District 65.
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 →
Iowa 17th State Senate District. Akashic. https://akashic.app/sld-upper/19017/. Accessed May 20, 2026. License: CC BY 4.0.