akashic
1876–2024
Vandalia·Illinois

Vandalia delivered R+55.7 in 2024.

20082024·5 elections
IL
Vandalia
TrumpR+55.7
How it voted
Share of the 2024 vote
Donald TrumpRepublican77.2%2,029
Kamala HarrisDemocratic21.5%564
OtherAll other candidates1.3%35
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: −55.7% in 2024.−55.7%DR20082024
Presidential margin over time
YearMargin (D minus R)
2008−12.6%
2012−30.2%
2016−51.1%
2020−55.2%
2024−55.7%
DemocraticRepublican
Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
YearWonDemocraticRepublicanOtherMarginTotal
R
21.5%Harris564
77.2%Trump2,029
1.3%
−55.7%
2,628
R
21.3%Biden597
76.5%Trump2,148
2.2%incl. Jorgensen
−55.2%
2,808
R
21.8%Clinton601
72.9%Trump2,008
5.3%incl. Johnson
−51.1%
2,754
R
34.9%Obama897
65.1%Romney1,675
0.0%
−30.2%
2,572
R
42.1%Obama1,150
54.7%McCain1,495
3.2%
−12.6%
2,732

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.
IndicatorVandaliaCityIllinoisStateUnited StatesNation
Race & Ethnicity
White79.1%61.0%61.0%
Black9.8%13.6%12.2%
Asian0.2%6.0%6.0%
Two or more races8.8%10.9%12.6%
Other race1.9%8.6%8.2%
Hispanic or Latino6.5%18.8%19.3%
Income & Age
Median household income$45,469$83,390$84,427
Poverty rate22.2%11.8%12.5%
Median age43.939.139.1
Age 18–248.8%9.1%9.2%
Age 65 and older19.5%16.9%17.2%
Education & Language
Bachelor's degree or higher (25+)17.2%37.9%35.6%
Speaks a non-English language at home4.5%24.1%22.3%
German or other West Germanic2.2%0.3%0.5%
Spanish1.3%14.0%13.6%
Ancestry
Largest ancestryGerman 26.1%German 16.1%German 12.5%
2nd-largest ancestryEnglish 12.6%Irish 10.6%English 9.5%
3rd-largest ancestryAmerican 11.3%English 6.9%Irish 9.4%
Religion
Catholic14.5%County context24.2%18.6%
Evangelical Protestant31.0%County context11.7%16.5%
Unaffiliated or unclaimed48.5%County context49.2%51.5%
Mainline Protestant6.0%County context5.3%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
26.1%
English
12.6%
American
11.3%
Irish
9.9%
French
2.5%
Italian
2.2%
Scottish
1.7%
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
95.5%
speak English only
German or other West Germanic2.2%
Spanish1.3%
Russian, Polish, or other Slavic0.2%
Other Indo-European0.2%
Korean0.2%
French (incl. Cajun & Haitian)0.1%
Chinese (incl. Mandarin & Cantonese)0.1%
Other Asian & Pacific Island0.1%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Evangelical Protestant
31.0%
Catholic
14.5%
Mainline Protestant
6.0%
Unaffiliated or not counted48.5%
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.

Vandalia sits in the Upper Midwest. In 2024 it voted Republican.

Across the recorded series it reached a Republican high of 55.7 points in 2024. Between 2020 and 2024 the city moved 0.5 points toward the Republican candidate; the 2024 margin was 55.7 points.

A population of 5,796, a 79% non-Hispanic-white share, and a median household income of $45,469 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.
Vandalia, Illinois. Akashic. https://akashic.app/city/1777317/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0

Frequently asked questions

How did Vandalia, Illinois vote in 2024?
In 2024, Vandalia, Illinois voted Republican by 55.7 points (R+55.7), carried by the Republican candidate. Out of 2,628 votes cast, 564 went Democratic and 2,029 went Republican.
What is Vandalia, Illinois's political typology?
Akashic places Vandalia, Illinois 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 0 times, Republican 5 times, and other 0 times.
How many people live in Vandalia, Illinois?
Vandalia, Illinois has a population of 5,796 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Vandalia, Illinois?
Median household income in Vandalia, Illinois is $45,469 — below the national median of $80,734. The Illinois state median is $83,390.
What is the political history of Vandalia, Illinois?
Akashic tracks 5 presidential elections in Vandalia, Illinois from 2008 to 2024. Of those, 0 went Democratic and 5 went Republican. The city's typology — "" — captures where that record, its demographics, and its recent swing place it among American communities.