State Senate District 27 State Senate District (IA) — Elections 1876–2024

Iowa 27th State Senate District, Iowa: Tossup district. In 2024, voted R+22%. Republican peak: R+57 in 1920.

Key facts

2024 presidential margin: R+22MIT Election Lab
Political archetype: TossupAkashic typology
Population: 86,3172024 5-year
Median household income: $70,0312024 5-year
White (non-Hispanic): 86.3%2024 5-year
Black: 3.4%2024 5-year
Hispanic / Latino: 5.4%2024 5-year
Peak Democratic margin: D+20 in 1964MIT Election Lab
Peak Republican margin: R+57 in 1920MIT Election Lab

2024 results by constituent county

5 counties · 1 D · 4 R

R+60

D+60

One cell per constituent county. Ordered by 2024 D-vs-R margin (bluest first). Hover for county-level numbers.

38 presidential elections

Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
Year	Won	Margin	Democratic	Republican	Total
2024	R	−21.5%	17,127	26,740	44,634
2020	R	−15.4%	19,219	26,390	46,476
2016	R	−13.9%	17,716	23,998	45,119
2012	D	+4.2%	23,556	21,643	45,987
2008	D	+8.3%	24,173	20,408	45,281
2004	R	−3.0%	21,854	23,238	45,405
2000	R	−3.3%	19,134	20,482	40,793
1996	D	+9.6%	19,467	15,766	38,661
1992	D	+4.3%	18,303	16,477	42,707
1988	D	+9.0%	21,943	18,308	40,542
1984	R	−10.6%	19,808	24,560	44,709
1980	R	−16.1%	16,883	24,152	45,209
1976	R	−4.4%	20,599	22,525	43,902
1972	R	−21.6%	16,218	25,366	42,297
1968	R	−20.2%	15,231	23,540	41,037
1964	D	+19.7%	25,019	16,791	41,867
1960	R	−18.3%	18,333	26,566	44,915
1956	R	−22.4%	17,053	26,907	44,014
1952	R	−35.5%	14,612	30,810	45,618
1948	D	+0.2%	18,560	18,496	37,889
1944	R	−5.9%	17,826	20,092	38,092
1940	R	−4.5%	20,434	22,366	42,944
1936	D	+12.7%	22,627	17,422	40,953
1932	D	+15.7%	21,520	15,514	38,206
1928	R	−29.9%	12,250	22,825	35,356
1924	R	−43.0%	4,995	19,638	34,063
1920	R	−56.8%	6,727	25,455	32,993
1916	R	−23.9%	7,256	11,958	19,654
1912	O	+17.4%	6,522	3,307	18,517
1908	R	−24.2%	6,595	11,044	18,381
1904	R	−39.1%	5,145	12,311	18,347
1900	R	−28.4%	6,909	12,562	19,924
1896	R	−23.2%	7,281	11,775	19,376
1892	R	−10.4%	7,241	9,007	16,943
1888	—	No data	—	—	—
1884	—	No data	—	—	—
1880	—	No data	—	—	—
1876	—	No data	—	—	—

Demographics

Race, ethnicity, and ancestry

Click any group to see the ancestries typically reported within it.

German

34.0%

Irish

10.5%

English

8.7%

American

5.2%

Scottish

1.8%

French

1.6%

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: 40.5 in this county, 39.1 nationally

Male

Age

Female

0.9%

85+

1.9%

2.8%

75–84

3.3%

5.8%

65–74

6.0%

6.4%

55–64

6.7%

5.6%

45–54

5.4%

6.1%

35–44

5.8%

5.6%

25–34

5.4%

5.6%

18–24

5.4%

8.1%

5–17

7.9%

2.7%

2.6%

Source · American Community Survey 5-year estimates, 2024 release.

Median household income

2024 inflation-adjusted dollars

$70,031

State Senate District 27 ranks near the middle of US counties.

State Senate District 27$70,031

Iowa$75,059

United States$80,734

Source · American Community Survey 5-year estimates, 2024 release.

Poverty rate

All persons below federal poverty line

11.8%

Child poverty is below the national average.

Children under 1813.6%

Working age (18–64)11.2%

Seniors (65+)10.9%

Source · American Community Survey 5-year estimates, 2024 release.

Language at home

Population aged 5 and older

93.2%

speak English only

Spanish3.5%

Other Indo-European1.5%

Asian & Pacific Islander1.0%

Other languages0.8%

Source · ACS 5-year estimates, 2024.

Religious adherents

Adherents per capita by tradition

Mainline Protestant

16.7%

Catholic & Orthodox

9.9%

Methodist

9.2%

Other Christian

4.7%

Baptist

2.3%

Pentecostal & Holiness

1.6%

Non-Christian

0.6%

Source · 2020 US Religion Census. Remaining 55.0% of residents not counted as adherents by any reporting body.

With a 2024 presidential margin of R+41.8, this rural Iowa district ranks among the state's most politically uniform, leaving little competitive ground at either the state or federal level.

The district's recent history is a story of close margins. The Democratic margin reached twenty points in 1964; the Republican margin reached fifty-seven points in 1920. Most other elections have been decided by single-digit points.

Its demographics — a population of 86,317, a 86% non-Hispanic-white share, a median household income of $70,031 — situate the district close to national averages on several dimensions.

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.

State Senate District 27, Iowa. Akashic. https://akashic.app/sld-upper/19027/. Accessed May 20, 2026. License: CC BY 4.0.

License: CC BY 4.0

Frequently asked questions

How did State Senate District 27, Iowa vote in 2024?

In 2024, State Senate District 27, Iowa voted Republican by 21.5 points (R+22), carried by the Republican candidate. Out of 44,634 votes cast, 17,127 went Democratic and 26,740 went Republican.

What is State Senate District 27, Iowa's political archetype?

Akashic classifies State Senate District 27, Iowa as a "Tossup" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 9 times, Republican 24 times, and other 1 times.

When did State Senate District 27, Iowa last vote Democratic?

The most recent presidential election in which State Senate District 27, Iowa voted Democratic was 2012.

How many people live in State Senate District 27, Iowa?

State Senate District 27, Iowa has a population of 86,317 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.

What is the median household income in State Senate District 27, Iowa?

Median household income in State Senate District 27, Iowa is $70,031 — below the national median of $80,734. The Iowa state median is $75,059.

What is the political history of State Senate District 27, Iowa?

Akashic tracks 38 presidential elections in State Senate District 27, Iowa from 1876 to 2024. Of those, 9 went Democratic and 24 went Republican. The district's archetype — "Tossup" — captures the overall trajectory of that voting record.

Iowa 27th State Senate District delivered R+22 in 2024 — close enough to flip again next time.

Key facts

Demographics

Compare two places, side by side

Frequently asked questions