akashic
1876–2024
Marion·Iowa

Marion delivered D+7.7 in 2024.

20082024·5 elections
IA
Marion
HarrisD+7.7
How it voted
Share of the 2024 vote
Kamala HarrisDemocratic52.9%12,475
Donald TrumpRepublican45.2%10,661
OtherAll other candidates1.9%459
D+60
R+60
1 counties, each filled by 2024 D-vs-R margin.
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: +7.7% in 2024.+7.7%DR20082024
Presidential margin over time
YearMargin (D minus R)
2008+11.3%
2012+7.2%
2016+2.8%
2020+9.4%
2024+7.7%
DemocraticRepublican
Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
YearWonMarginDemocraticRepublicanTotal
D
+7.7%
12,47510,66123,595
D
+9.4%
12,80810,54923,940
D
+2.8%
10,0529,46021,355
D
+7.2%
10,7009,26119,961
D
+11.3%
10,4918,32319,124

Demographics

Demographic profile

Demographic Profile

Key indicators compared across containing geographies

Demographic Profile. Key indicators compared across containing geographies. ACS values are survey estimates and may include margins of error. Religion data may be available only at county or larger geographies. Sub-county values are labeled when inherited, modeled, or contextual.
IndicatorMarionCityIowaStateUnited StatesNation
Race & Ethnicity
White87.6%84.2%61.0%
Black2.6%3.9%12.2%
Asian2.1%2.5%6.0%
Two or more races6.3%6.6%12.6%
Other race1.3%2.9%8.2%
Hispanic or Latino2.8%7.3%19.3%
Income & Age
Median household income$86,743$75,059$84,427
Poverty rate8.2%11.1%12.5%
Median age40.638.839.1
Age 18–249.0%10.0%9.2%
Age 65 and older17.3%18.1%17.2%
Education & Language
Bachelor's degree or higher (25+)38.1%31.4%35.7%
Speaks a non-English language at home3.7%9.1%22.3%
Spanish1.3%4.7%13.6%
Ancestry
Largest ancestryGerman 30.3%German 30.5%German 12.5%
2nd-largest ancestryIrish 14.0%Irish 12.8%English 9.5%
3rd-largest ancestryEnglish 11.5%English 10.2%Irish 9.4%
Religion
Catholic17.2%County context14.7%18.6%
Evangelical Protestant12.0%County context10.9%16.5%
Unaffiliated or unclaimed55.1%County context55.2%51.5%
Mainline Protestant11.2%County context15.8%5.2%

ACS values are survey estimates and may include margins of error.

Religion data may be available only at county or larger geographies. Sub-county values are labeled when inherited, modeled, or contextual.

2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
30.3%
Irish
14.0%
English
11.5%
American
3.8%
French
1.9%
Scottish
1.7%
Italian
1.6%
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.
2024 ACS
Language at home
Population aged 5 and older
96.3%
speak English only
Spanish1.3%
Other Indo-European0.6%
Other Asian & Pacific Island0.6%
German or other West Germanic0.3%
Korean0.2%
Chinese (incl. Mandarin & Cantonese)0.2%
Tagalog (incl. Filipino)0.2%
Russian, Polish, or other Slavic0.1%
Arabic0.1%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Catholic
17.2%
Evangelical Protestant
12.0%
Mainline Protestant
11.2%
Muslim
1.6%
Hindu
0.8%
Latter-day Saints
0.8%
Black Protestant
0.5%
Other Christian
0.4%
Orthodox Christian
0.2%
Other faiths
0.1%
Jewish
0.1%
Unaffiliated or not counted55.1%
Source · 2020 US Religion Census. The unaffiliated-or-not-counted share is everyone not claimed as an adherent by any reporting body — uncounted congregations as well as the religiously unaffiliated.

Marion sits in the Corn Belt. In 2024 it voted Democratic.

Across the recorded series it reached a Democratic high of 11.3 points in 2008. Between 2020 and 2024 the city moved 1.7 points toward the Republican candidate; the 2024 margin was 7.7 points.

A population of 41,896, a 88% non-Hispanic-white share, and a median household income of $86,743 describe the city.

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.
Marion, Iowa. Akashic. https://akashic.app/city/1949485/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0

Frequently asked questions

How did Marion, Iowa vote in 2024?
In 2024, Marion, Iowa voted Democratic by 7.7 points (D+7.7), carried by the Democratic candidate. Out of 23,595 votes cast, 12,475 went Democratic and 10,661 went Republican.
What is Marion, Iowa's political typology?
Akashic places Marion, Iowa in the "" typology. The typology is a data-driven cluster built from vote share, vote swing, race and ethnicity, income, language spoken at home, religion, and ancestry. Across 5 elections in the dataset, the city has voted Democratic 5 times, Republican 0 times, and other 0 times.
How many people live in Marion, Iowa?
Marion, Iowa has a population of 41,896 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Marion, Iowa?
Median household income in Marion, Iowa is $86,743 — above the national median of $80,734. The Iowa state median is $75,059.
What is the political history of Marion, Iowa?
Akashic tracks 5 presidential elections in Marion, Iowa from 2008 to 2024. Of those, 5 went Democratic and 0 went Republican. The city's typology — "" — captures where that record, its demographics, and its recent swing place it among American communities.