akashic
1876–2024
Westmont·California

Westmont moved 14.0 points toward the Republican candidate between 2020 and 2024.

20082024·5 elections
CA
Westmont
HarrisD+66.0
How it voted
Share of the 2024 vote
Kamala HarrisDemocratic81.8%6,932
Donald TrumpRepublican15.8%1,336
OtherAll other candidates2.5%210
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: +66.0% in 2024.+66.0%DR20082024
Presidential margin over time
YearMargin (D minus R)
2008+92.4%
2012+94.2%
2016+88.3%
2020+80.0%
2024+66.0%
DemocraticRepublican
Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
YearWonDemocraticRepublicanOtherMarginTotal
D
81.8%Harris6,932
15.8%Trump1,336
2.5%
+66.0%
8,478
D
88.9%Biden9,715
8.9%Trump973
2.2%incl. Jorgensen
+80.0%
10,923
D
92.4%Clinton8,148
4.1%Trump362
3.5%incl. Johnson
+88.3%
8,820
D
97.1%Obama8,921
2.9%Romney267
0.0%
+94.2%
9,188
D
96.0%Obama8,346
3.6%McCain313
0.4%
+92.4%
8,695

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.
IndicatorWestmontCityCaliforniaStateUnited StatesNation
Race & Ethnicity
White5.6%39.7%61.0%
Black32.7%5.4%12.2%
Asian1.3%15.5%6.0%
Two or more races29.1%19.2%12.6%
Other race30.1%20.1%8.2%
Hispanic or Latino61.9%40.1%19.3%
Income & Age
Median household income$50,509$99,122$84,427
Poverty rate25.3%12.0%12.5%
Median age32.737.939.1
Age 18–248.9%9.1%9.2%
Age 65 and older15.2%15.6%17.2%
Education & Language
Bachelor's degree or higher (25+)36.0%36.6%35.6%
Speaks a non-English language at home55.1%44.4%22.3%
Spanish37.6%28.4%13.6%
Other Indo-European4.1%3.4%2.0%
Chinese (incl. Mandarin & Cantonese)4.1%3.5%1.1%
Tagalog (incl. Filipino)2.3%2.1%0.6%
Ancestry
Largest ancestryGerman 4.3%German 6.8%German 12.5%
2nd-largest ancestryIrish 3.8%English 6.3%English 9.5%
3rd-largest ancestryEnglish 3.8%Irish 5.9%Irish 9.4%
Religion
Catholic31.5%County context26.2%18.6%
Evangelical Protestant8.6%County context9.0%16.5%
Unaffiliated or unclaimed48.9%County context55.2%51.5%

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
4.3%
Irish
3.8%
English
3.8%
American
3.1%
Italian
2.5%
Polish
1.1%
French
1.0%
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
44.9%
speak English only
Spanish37.6%
Other Indo-European4.1%
Chinese (incl. Mandarin & Cantonese)4.1%
Tagalog (incl. Filipino)2.3%
Korean1.7%
Other Asian & Pacific Island1.7%
Russian, Polish, or other Slavic0.8%
Vietnamese0.8%
Other languages0.7%
Arabic0.5%
French (incl. Cajun & Haitian)0.4%
German or other West Germanic0.3%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Catholic
31.5%
Evangelical Protestant
8.6%
Black Protestant
2.2%
Mainline Protestant
1.6%
Muslim
1.4%
Latter-day Saints
1.2%
Other Christian
1.2%
Orthodox Christian
1.0%
Buddhist
1.0%
Jewish
0.9%
Hindu
0.4%
Other faiths
0.1%
Unaffiliated or not counted48.9%
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.

Westmont sits in the Pacific Coast. In 2024 it voted Democratic.

Across the recorded series it reached a Democratic high of 94.2 points in 2012. Between 2020 and 2024 the city moved 14.0 points toward the Republican candidate; the 2024 margin was 66.0 points.

A population of 34,123, a 6% non-Hispanic-white share, and a median household income of $50,509 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.
Westmont, California. Akashic. https://akashic.app/city/0684592/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0

Frequently asked questions

How did Westmont, California vote in 2024?
In 2024, Westmont, California voted Democratic by 66.0 points (D+66.0), carried by the Democratic candidate. Out of 8,478 votes cast, 6,932 went Democratic and 1,336 went Republican.
What is Westmont, California's political typology?
Akashic places Westmont, California 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 Westmont, California?
Westmont, California has a population of 34,123 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Westmont, California?
Median household income in Westmont, California is $50,509 — below the national median of $80,734. The California state median is $99,122.
What is the political history of Westmont, California?
Akashic tracks 5 presidential elections in Westmont, California 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.