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state house district

Iowa 20th State House District

Office (updates table and map)

President margin by year

Place winner margin

1876–2024 · D minus R

Full record · 1876 → 2024

2024

Boundary by 2024 margin · Precinct returns · VEST · MIT Election Lab

The precinct map shows the 2024 presidential vote; the timeline scrubs the district’s overall result across 1892–2024, on its current boundaries.

People and households

Who lives here

Exact values for this place, its state, and the United States.

Race · ethnicity · ancestry

Communities and origins

German27.2%30.5%12.5%

Irish12.1%12.8%9.4%

English11.9%10.2%9.5%

American5.9%4.6%5.3%

Danish3.6%——

Italian2.6%1.6%4.8%

Swedish2.0%1.9%—

Norwegian1.9%4.1%—

Mexican9.6%5.0%11.3%

Guatemalan0.5%0.4%0.5%

Cuban0.4%—0.7%

Puerto Rican0.3%0.3%1.8%

Salvadoran0.3%0.3%0.7%

African American†2.4%2.6%9.9%

African0.5%0.3%0.5%

Hispanic or Latino counts residents of any race; the race groups count only their non-Hispanic residents, so the groups are mutually exclusive and sum to 100%. Expand a row to see ancestries reported within that group.

Age and life stage

Measure	IA HD 20	Iowa	United States
Median age	37.6	38.8	39.1
Age 18–24	8.5%	10.0%	9.2%
Age 65 and older	18.7%	18.1%	17.2%

Household economy

Measure	IA HD 20	Iowa	United States
Median household income	$59,452	$75,059	$84,427
Poverty rate	18.9%	11.1%	12.5%
Bachelor's degree or higher (25+)	23.6%	31.8%	35.6%

Housing and tenure

Measure	IA HD 20	Iowa	United States
Owner-occupied homes	60.7%	71.7%	65.2%
Renter-occupied homes	39.3%	28.3%	34.8%
Median home value	$157,800	$208,000	$332,700
Median gross rent (monthly)	$960	$972	$1,413
Renters paying 30%+ of income	46.7%	43.9%	51.1%
Vacant housing units	5.9%	8.5%	10.1%

Getting to work

Measure	IA HD 20	Iowa	United States
Mean commute	18.2 min	19.8 min	26.4 min
Commutes 60 minutes or more	2.0%	4.1%	8.6%
Drives alone to work	77.8%	76.0%	68.8%
Takes public transit	1.0%	0.7%	3.2%
Works from home	8.7%	11.3%	15.1%

Languages at home

Measure	IA HD 20	Iowa	United States
Speaks a non-English language at home	6.9%	9.2%	22.3%
Spanish	5.7%	4.7%	13.6%

Religious landscape

Measure	IA HD 20	Iowa	United States
Catholic	—	14.7%	18.6%
Evangelical Protestant	—	10.9%	16.5%
Unclaimed / not counted	—	55.2%	51.5%

Origins and service

Measure	IA HD 20	Iowa	United States
Foreign-born residents	6.7%	5.9%	14.1%
Naturalized citizens	2.8%	2.6%	7.4%
Not U.S. citizens	3.9%	3.3%	6.8%
Veterans (18+)	8.4%	6.5%	6.2%
Income inequality (Gini)	0.435	0.444	0.483

American Community Survey 2024 5-year (CVAP, income, age, poverty, education, language, race, ancestry) · 2020 U.S. Religion Census (ASARB) — congregational adherents; unclaimed is the residual not counted by congregations · American Community Survey 2024 — housing and tenure (B25003, B25002, B25077, B25064, B25070), commuting (B08013, B08303, B08301), origins and service (B05002, B21001, B19083).

President results by year

Modeled candidate-vote estimate on current district boundaries

HarrisDemocratic45.0%5,270TrumpRepublican53.2%6,226OtherAll other candidates1.9%217

R+8.2

Lead: 956
Total: 11,713
vs nation: R+6.7

modeled Census-place estimatemodeled estimate

BidenDemocratic47.1%5,651TrumpRepublican50.5%6,067OtherAll other candidates2.4%286

R+3.5

Lead: 416
Total: 12,004
vs nation: R+7.9

modeled Census-place estimatemodeled estimate

ClintonDemocratic40.7%4,851TrumpRepublican50.7%6,032OtherAll other candidates8.6%1,026

R+9.9

Lead: 1,181
Total: 11,909
vs nation: R+12.0

modeled Census-place estimatemodeled estimate

ObamaDemocratic52.6%6,226RomneyRepublican45.2%5,357OtherAll other candidates2.2%258

D+7.3

Lead: 869
Total: 11,841
vs nation: D+3.5

modeled Census-place estimatemodeled estimate

ObamaDemocratic54.4%6,475McCainRepublican43.8%5,212OtherAll other candidates1.8%216

D+10.6

Lead: 1,263
Total: 11,903
vs nation: D+3.3

modeled Census-place estimatemodeled estimate

KerryDemocratic46.6%5,371BushRepublican52.4%6,047OtherAll other candidates1.0%118

R+5.9

Lead: 676
Total: 11,536
vs nation: R+3.4

modeled Census-place estimatemodeled estimate

GoreDemocratic48.8%4,649BushRepublican48.4%4,616OtherAll other candidates2.8%266

D+0.3

Lead: 33
Total: 9,531
vs nation: R+0.2

modeled Census-place estimatemodeled estimate

ClintonDemocratic45.2%4,131DoleRepublican42.0%3,840OtherAll other candidates12.8%1,175

D+3.2

Lead: 291
Total: 9,146
vs nation: R+5.3

modeled Census-place estimatemodeled estimate

Key facts

2024 presidential margin: R+8.2MIT Election Lab
Population: 31,8822024 5-year
Population density: 3,356 / sq mi2024 5-year · TIGER/Line
Land area: 9.5 sq miTIGER/Line
Median household income: $59,4522024 5-year
White (non-Hispanic): 78.5%2024 5-year
Black: 2.9%2024 5-year
Hispanic / Latino: 11.7%2024 5-year
Peak Democratic margin: D+38.3 in 1932MIT Election Lab
Peak Republican margin: R+29.4 in 1972MIT Election Lab
Most similar: State House District 96, IA · twin score 95.8

presidential history

Party record book

Iowa 20th State House 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

Largest share of the presidential candidate vote cast here.

Democratic

Franklin D. Roosevelt1932

69.2%

5,321 votes · D+38.3 · modeled estimate

Runner-up · Franklin D. Roosevelt, 1936 · 61.8%

Republican

Richard Nixon1972

63.3%

4,842 votes · R+29.4 · modeled estimate

Runner-up · Warren G. Harding, 1920 · 57.9%

Most votes

Largest number of votes cast for the party’s presidential nominee here.

Democratic

Barack Obama2008

6,475votes

54.4% of the vote · D+10.6 · modeled estimate

Runner-up · Barack Obama, 2012 · 6,226 votes

Republican

Donald Trump2024

6,226votes

53.2% of the vote · R+8.2 · modeled estimate

Runner-up · Donald Trump, 2020 · 6,067 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

Franklin D. Roosevelt1932

+20.5pts D vs U.S.

Place D+38.3 · U.S. D+17.8 · modeled estimate

Runner-up · William J. Bryan, 1896 · +17.9 pts

Republican

Richard Nixon1968

+12.0pts R vs U.S.

Place R+12.7 · U.S. R+0.7 · modeled estimate

Runner-up · Donald Trump, 2016 · +12.0 pts

current representation

Current officeholders

DJosh TurekState House · 20

State legislative officeholder from OpenStates nightly current-legislator data.

U.S. House elections · 1 House

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.

Source · Akashic county-allocated estimate from certified county returns, House; not precinct-counted.
Year	Vote lead	Democratic	Republican	Total
2018	R	43.6%4,793	56.4%6,204	10,997

Iowa 20th State House District sits in the Corn Belt. In 2024 it voted Republican.

Across the recorded series it reached a Democratic high of 38.3 points in 1932 and a Republican high of 29.4 points in 1972. Between 2020 and 2024 the district moved 4.7 points toward the Republican candidate; the 2024 margin was 8.2 points.

A population of 31,882, a 79% non-Hispanic-white share, and a median household income of $59,452 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 96 and State House District 25.

Political twins — state-house districts

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

State House District 96

elasticity12-yr trend% unaffiliated

State House District 25

elasticity% unaffiliatedcollege share≠ 12-yr trend

State House District 53

12-yr trendcollege shareelasticity≠ Scottish ancestry

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 →

Cite this page

All citations released under CC BY 4.0. Attribution: Akashic Intelligence.

Iowa 20th State House District. Akashic. https://akashic.app/sld-lower/19020/. Accessed May 20, 2026. License: CC BY 4.0.

License: CC BY 4.0

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Frequently asked questions

How did Iowa 20th State House District vote in 2024?

In 2024, Iowa 20th State House District voted Republican by 8.2 points (R+8.2), carried by the Republican candidate. Out of 11,713 votes cast, 5,270 went Democratic and 6,226 went Republican.

When did Iowa 20th State House District last vote Democratic?

The most recent presidential election in which Iowa 20th State House District voted Democratic was 2012.

How many people live in Iowa 20th State House District?

Iowa 20th State House District has a population of 31,882 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.

What is the median household income in Iowa 20th State House District?

Median household income in Iowa 20th State House District is $59,452 — below the national median of $80,734. The Iowa state median is $75,059.

What is the political history of Iowa 20th State House District?

Akashic tracks 38 presidential elections in Iowa 20th State House District from 1876 to 2024. Of those, 23 went Democratic and 15 went Republican.