Akashic
1892–2024
Akashic
Iowa 16th State Senate District
presidential margin
2008D+5.62012D+1.92016D+10.42020D+19.22024D+17.3
full record · 2008 → 2024
D+17.3
2024
median income$88,200U.S. $80,734 · IA $75,059
median age37.7U.S. 39.1 · IA 38.8
poverty rate8.2%U.S. 12.5% · IA 11.1%
bachelor’s+ (25+)40.4%U.S. 35.6% · IA 31.8%
non-english14.7%U.S. 22.3% · IA 9.2%
race · ethnicity · ancestry
German26.0%
Irish14.1%
English12.5%
Mexican5.3%
Salvadoran0.7%
Puerto Rican0.5%
Burmese1.1%
Asian Indian1.0%
Vietnamese0.7%
African American†3.6%
Sudanese0.6%
Liberian0.6%
religion

Religious adherence is published only at the county level (U.S. Religion Census). See Polk County.

American Community Survey 2024 5-year (income, age, poverty, education, language, race, ancestry) · presidential returns from MIT Election Lab through 2024.

Iowa 16th State Senate District

Akashic
Iowa 16th State Senate DistrictHarrisD+17.3
2024
2024 presidential margin for Iowa 16th State Senate DistrictThe boundary of Iowa 16th State Senate District, filled by its 2024 presidential margin (D+17.3), over faint outlines of the counties it is drawn from.Iowa 16th State Senate District · D+17.3
How it voted
Share of the 2024 vote
Kamala Harris ✓Democratic57.7%20,887
Donald TrumpRepublican40.5%14,644
Robert F. Kennedy Jr.We The People1.8%641
D+60
R+60
District boundary, filled by its own 2024 D-vs-R margin — precinct detail where available, over the 2 counties it's drawn from (shown faint).
The precinct map shows the 2024 presidential vote; the timeline scrubs the district’s overall result across 1892–2024, on its current boundaries.
County-level results (2 counties) — table
2024 presidential result by county for Iowa 16th State Senate District — winner and D-vs-R margin.
CountyWinnerMargin
Dallas County, IARepublicanR+4.7
Polk County, IADemocraticD+10.8
5 presidential elections
Third column names the leading third-party or independent finisher. Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
YearWonDemocraticRepublicanOtherMarginTotal
D
57.7%Harris20,887
40.5%Trump14,644
1.8%Kennedy641
+17.3%
36,172
D
58.6%Biden22,200
39.4%Trump14,913
2.0%Jorgensen742
+19.2%
37,855
D
51.2%Clinton18,295
40.8%Trump14,585
8.0%Johnson2,841
+10.4%
35,721
D
50.9%Obama18,626
49.1%Romney17,939
0.0%
+1.9%
36,565
D
52.1%Obama18,240
46.5%McCain16,288
1.4%Nader498
+5.6%
35,026
presidential history
Presidential margin, 2008–2024
Democratic minus Republican, by election
Presidential margin over timeDemocratic-minus-Republican presidential margin from 2008 to 2024. Most recent: +17.3% in 2024.+17.3%DR20082024
Presidential margin over time
YearMargin (D minus R)
2008+5.6%
2012+1.9%
2016+10.4%
2020+19.2%
2024+17.3%
DemocraticRepublican
current representation
Current officeholders
DRenee HardmanState Senate · 16

State legislative officeholder from OpenStates nightly current-legislator data.

Source · OpenStates current legislator CSV.

With a 2024 presidential margin of R+42.3, this rural Iowa district ranks among the state's most one-sided, reflecting the decades-long political realignment that has reshaped small-town and agricultural communities across the region.

Across the recorded series it reached a Democratic high of 19.2 points in 2020. Between 2020 and 2024 the district moved 2.0 points toward the Republican candidate; the 2024 margin was 17.3 points.

A population of 64,223, a 78% non-Hispanic-white share, and a median household income of $88,200 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 29.

Political twins — state-senate districts

The state-senate districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.

State Senate District 22
Iowa
95.5twin score
12-yr trendelasticity% unaffiliated
State Senate District 29
Nebraska
89.1twin score
12-yr trendelasticity2020–2024 trajectory
State Senate District 40
Minnesota
85.7twin score
12-yr trend2020–2024 trajectorymedian age≠ elasticity

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.

Compare two places, side by side

Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →

Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Iowa 16th State Senate District. Akashic. https://akashic.app/sld-upper/19016/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
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Places within Iowa 16th State Senate District

counties it covers1
Polk County

Frequently asked questions

How did Iowa 16th State Senate District vote in 2024?
In 2024, Iowa 16th State Senate District voted Democratic by 17.3 points (D+17.3), carried by the Democratic candidate. Out of 36,172 votes cast, 20,887 went Democratic and 14,644 went Republican.
How many people live in Iowa 16th State Senate District?
Iowa 16th State Senate District has a population of 64,223 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Iowa 16th State Senate District?
Median household income in Iowa 16th State Senate District is $88,200 — above the national median of $80,734. The Iowa state median is $75,059.
What is the political history of Iowa 16th State Senate District?
Akashic tracks 5 presidential elections in Iowa 16th State Senate District from 2008 to 2024. Of those, 5 went Democratic and 0 went Republican.