akashic
1876–2024
Congressional District 49·California

California 49th Congressional District delivered D+8 in 2024.

Coastal San Diego district where defense and biotech shape the electorate

20082024·5 elections
CA
LatestD+8in 2024
TypologyTexan Rightcluster typology
Population714,3672024 ACS

California 49th Congressional District: Texan Right district. In 2024, voted D+8%. Democratic peak: D+11 in 2020.

Key facts

2024 presidential margin
D+8MIT Election Lab
Political typology
Texan RightAkashic typology
Population
714,3672024 5-year
Median household income
$111,9972024 5-year
White (non-Hispanic)
45.1%2024 5-year
Black
2.9%2024 5-year
Hispanic / Latino
34.4%2024 5-year
Peak Democratic margin
D+11 in 2020MIT Election Lab
Peak Republican margin
R+8 in 2012MIT Election Lab
DW-NOMINATE
Member ideology
D
LEVIN, MikeCongress 119 · Democratic
DW-NOMINATE first-dimension (economic) score-0.32 sits at approximately the 34th percentile.0-0.32−1 liberal+1 conservative
LEVIN scores -0.32 on the first NOMINATE dimension (−1 most liberal, +1 most conservative).

Predecessors: ISSA, Darrell (2017–2019), ISSA, Darrell (2015–2017), ISSA, Darrell (2013–2015), ISSA, Darrell (2011–2013)

Source · Voteview / Lewis, Poole, Rosenthal et al. (CC-BY).
Congressional District 49
HarrisD+8
2024 presidential margin by county for Congressional District 49, CAA map of the constituent counties of Congressional District 49, CA, each outlined and filled by its 2024 presidential margin from deep red (Republican) through neutral to deep blue (Democratic).San Diego County, CA · D+17Orange County, CA · D+3
How it voted
Share of the 2024 vote
Kamala HarrisDemocratic52.5%201,850
Donald TrumpRepublican44.7%171,928
OtherAll other candidates2.8%10,943
D+60
R+60
2 counties, each filled by 2024 D-vs-R margin. Hover any county for its result.
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: +7.8% in 2024.flipped D · 2016+7.8%DR20082024
Presidential margin over time
YearMargin (D minus R)
2008+0.1%
2012−8.3%
2016+5.5%
2020+11.4%
2024+7.8%
DemocraticRepublican
Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
YearWonMarginDemocraticRepublicanTotal
D
+7.8%
201,850171,928384,721
D
+11.4%
221,098174,858405,046
D
+5.5%
160,037142,172321,974
R
−8.3%
136,073160,859296,932
D
+0.1%
149,806149,640300,147

U.S. Senate

Source · MIT Election Lab (MEDSL), Senate. CC-BY 4.0.
YearWonD %R %Total
2024D58.9%41.1%15,348,846
2022D61.1%38.9%10,843,650
2018D100.0%0.0%11,113,364
2016D100.0%0.0%12,244,170
2012D62.5%37.5%12,578,511
2010D52.2%42.2%10,000,160
2006D59.4%35.0%8,541,476
2004D57.7%37.8%12,053,295
2000D55.8%36.6%10,623,608
1998D53.1%43.0%8,311,905
1994D46.7%44.8%8,514,089
1992D47.9%43.0%10,799,703
1988R44.0%52.8%9,743,598
1986D49.3%47.9%7,398,462
1982R44.8%51.5%7,805,450
1980D56.5%37.1%8,324,012
1976R46.9%50.2%7,470,586

Demographics

2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
8.2%
English
7.6%
Irish
6.8%
Italian
3.9%
American
3.6%
French
1.6%
Polish
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.
2024 ACS
Language at home
Population aged 5 and older
57.5%
speak English only
Spanish24.2%
Asian & Pacific Islander12.4%
Other Indo-European4.4%
Other languages1.5%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Catholic & Orthodox
27.4%
Other Christian
9.9%
Non-Christian
2.8%
Baptist
2.2%
Mainline Protestant
1.7%
Pentecostal & Holiness
1.6%
Methodist
0.5%
Source · 2020 US Religion Census. Remaining 54.0% of residents not counted as adherents by any reporting body.

CA-49 stretches along north San Diego County's Pacific coast through communities like Carlsbad and Encinitas, blending a large military and veteran population with a growing biotech corridor that has pushed college-degree attainment well above the national median.

Across the recorded series it reached a Democratic high of eleven points in 2020 and a Republican high of eight points in 2012. Between 2020 and 2024 the district moved four points toward the Republican candidate; the 2024 margin was eight points.

A population of 714,367, a 45% non-Hispanic-white share, and a median household income of $111,997 describe the district.

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.
Congressional District 49, California. Akashic. https://akashic.app/cd/0649/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0

Frequently asked questions

How did Congressional District 49, California vote in 2024?
In 2024, Congressional District 49, California voted Democratic by 7.8 points (D+8), carried by the Democratic candidate. Out of 384,721 votes cast, 201,850 went Democratic and 171,928 went Republican.
What is Congressional District 49, California's political typology?
Akashic places Congressional District 49, California in the "Texan Right" 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 district has voted Democratic 4 times, Republican 1 times, and other 0 times.
When did Congressional District 49, California last vote Republican?
The most recent presidential election in which Congressional District 49, California voted Republican was 2012.
How many people live in Congressional District 49, California?
Congressional District 49, California has a population of 714,367 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Congressional District 49, California?
Median household income in Congressional District 49, California is $111,997 — above the national median of $80,734. The California state median is $99,122.
What is the political history of Congressional District 49, California?
Akashic tracks 5 presidential elections in Congressional District 49, California from 2008 to 2024. Of those, 4 went Democratic and 1 went Republican. The district's typology — "Texan Right" — captures where that record, its demographics, and its recent swing place it among American communities.