akashic
1876–2024
Winnetka·Illinois

Winnetka delivered D+34.8 in 2024.

20082024·5 elections
IL
Winnetka
HarrisD+34.8
How it voted
Share of the 2024 vote
Kamala HarrisDemocratic66.5%4,738
Donald TrumpRepublican31.7%2,257
OtherAll other candidates1.8%126
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: +34.8% in 2024.flipped D · 2016+34.8%DR20082024
Presidential margin over time
YearMargin (D minus R)
2008+10.6%
2012−14.7%
2016+29.3%
2020+36.0%
2024+34.8%
DemocraticRepublican
Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
YearWonMarginDemocraticRepublicanTotal
D
+34.8%
4,7382,2577,121
D
+36.0%
5,3332,4657,970
D
+29.3%
4,1922,1077,124
R
−14.7%
2,9814,0116,992
D
+10.6%
3,9713,2057,247

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.
IndicatorWinnetkaCityIllinoisStateUnited StatesNation
Race & Ethnicity
White89.3%61.0%61.0%
Black0.3%13.6%12.2%
Asian2.6%6.0%6.0%
Two or more races6.8%10.9%12.6%
Other race1.0%8.6%8.2%
Hispanic or Latino3.6%18.8%19.3%
Income & Age
Median household income$250,001$83,390$84,427
Poverty rate1.6%11.8%12.5%
Median age41.539.139.1
Age 18–248.7%9.1%9.2%
Age 65 and older16.0%16.9%17.2%
Education & Language
Bachelor's degree or higher (25+)86.7%37.8%35.7%
Speaks a non-English language at home10.5%24.0%22.3%
Other Indo-European3.8%2.6%2.0%
Russian, Polish, or other Slavic1.8%2.5%0.7%
Spanish1.7%14.0%13.6%
French (incl. Cajun & Haitian)1.0%0.3%0.7%
Ancestry
Largest ancestryGerman 9.0%German 16.1%German 12.5%
2nd-largest ancestryIrish 8.4%Irish 10.6%English 9.5%
3rd-largest ancestryPolish 7.0%English 6.9%Irish 9.4%
Religion
Catholic28.9%County context24.2%18.6%
Evangelical Protestant7.3%County context11.7%16.5%
Unaffiliated or unclaimed45.8%County context49.2%51.5%
Muslim5.9%County context3.7%1.3%
Black Protestant5.4%County context3.0%2.2%

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
9.0%
Irish
8.4%
Polish
7.0%
Italian
4.8%
English
3.6%
American
2.2%
French
0.9%
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
89.5%
speak English only
Other Indo-European3.8%
Russian, Polish, or other Slavic1.8%
Spanish1.7%
French (incl. Cajun & Haitian)1.0%
Other Asian & Pacific Island0.7%
Chinese (incl. Mandarin & Cantonese)0.6%
German or other West Germanic0.5%
Vietnamese0.2%
Other languages0.1%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Catholic
28.9%
Evangelical Protestant
7.3%
Muslim
5.9%
Black Protestant
5.4%
Mainline Protestant
3.0%
Jewish
1.0%
Other Christian
0.9%
Orthodox Christian
0.8%
Buddhist
0.6%
Latter-day Saints
0.2%
Hindu
0.1%
Other faiths
0.1%
Unaffiliated or not counted45.8%
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.

Winnetka sits in the Upper Midwest. In 2024 it voted Democratic.

Across the recorded series it reached a Democratic high of 36.0 points in 2020 and a Republican high of 14.7 points in 2012. Between 2020 and 2024 the city moved 1.1 points toward the Republican candidate; the 2024 margin was 34.8 points.

A population of 12,484, a 89% non-Hispanic-white share, and a median household income of $250,001 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.
Winnetka, Illinois. Akashic. https://akashic.app/city/1782530/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0

Frequently asked questions

How did Winnetka, Illinois vote in 2024?
In 2024, Winnetka, Illinois voted Democratic by 34.8 points (D+34.8), carried by the Democratic candidate. Out of 7,121 votes cast, 4,738 went Democratic and 2,257 went Republican.
What is Winnetka, Illinois's political typology?
Akashic places Winnetka, 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 4 times, Republican 1 times, and other 0 times.
When did Winnetka, Illinois last vote Republican?
The most recent presidential election in which Winnetka, Illinois voted Republican was 2012.
How many people live in Winnetka, Illinois?
Winnetka, Illinois has a population of 12,484 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Winnetka, Illinois?
Median household income in Winnetka, Illinois is $250,001 — above the national median of $80,734. The Illinois state median is $83,390.
What is the political history of Winnetka, Illinois?
Akashic tracks 5 presidential elections in Winnetka, Illinois from 2008 to 2024. Of those, 4 went Democratic and 1 went Republican. The city's typology — "" — captures where that record, its demographics, and its recent swing place it among American communities.