Congressional District 9 Congressional District (CA) — Elections 1876–2024

California 9th Congressional District, California: Democratic loyalist district. In 2024, voted D+2%. Democratic peak: D+56 in 1912.

Key facts

2024 presidential margin: D+2MIT Election Lab
Political archetype: Democratic loyalistAkashic typology
Population: 782,4022024 5-year
Median household income: $94,0982024 5-year
White (non-Hispanic): 33.3%2024 5-year
Black: 6.7%2024 5-year
Hispanic / Latino: 41.9%2024 5-year
Peak Democratic margin: D+56 in 1912MIT Election Lab
Peak Republican margin: R+39 in 1924MIT Election Lab

2024 results by constituent county

5 counties · 2 D · 3 R

R+60

D+60

One cell per constituent county. Ordered by 2024 D-vs-R margin (bluest first). Hover for county-level numbers.

38 presidential elections

Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
Year	Won	Margin	Democratic	Republican	Total
2024	D	+2.3%	132,724	126,579	268,587
2020	D	+16.1%	166,738	119,551	293,820
2016	D	+16.3%	125,858	88,183	231,571
2012	D	+15.2%	118,149	86,335	209,877
2008	D	+12.9%	119,098	91,370	215,299
2004	R	−4.6%	91,850	100,726	194,547
2000	D	+0.9%	83,869	82,365	172,263
1996	D	+3.7%	71,678	66,073	151,150
1992	D	+5.7%	68,451	59,328	161,372
1988	R	−8.1%	64,757	76,309	142,549
1984	R	−19.1%	56,016	82,839	140,411
1980	R	−18.3%	43,619	65,701	120,913
1976	R	−0.9%	50,942	51,847	105,280
1972	R	−14.5%	46,075	62,663	114,112
1968	R	−4.0%	43,535	47,533	100,220
1964	D	+24.5%	59,642	36,120	95,848
1960	R	−4.5%	43,683	47,817	91,868
1956	R	−7.8%	37,384	43,754	81,316
1952	R	−10.8%	34,646	43,123	78,336
1948	R	−0.6%	27,768	28,140	58,206
1944	D	+6.9%	26,670	23,198	50,049
1940	D	+7.1%	25,449	22,030	48,018
1936	D	+46.2%	27,221	9,864	37,535
1932	D	+30.2%	20,482	10,650	32,596
1928	R	−23.9%	9,610	15,745	25,631
1924	R	−39.2%	2,192	10,477	21,113
1920	R	−28.9%	5,919	11,219	18,365
1916	D	+16.4%	10,457	7,318	19,140
1912	D	+56.3%	7,160	0	12,725
1908	R	−13.7%	3,012	4,083	7,816
1904	R	−29.6%	2,096	4,059	6,621
1900	R	−6.6%	2,614	2,998	5,782
1896	D	+0.2%	3,144	3,129	6,421
1892	D	+2.3%	2,808	2,662	6,308
1888	D	+0.3%	2,556	2,540	5,385
1884	R	−2.3%	2,627	2,756	5,513
1880	R	−2.4%	2,186	2,295	4,488
1876	R	−9.1%	1,702	2,043	3,745

Demographics

Race, ethnicity, and ancestry

Click any group to see the ancestries typically reported within it.

German

6.5%

English

5.4%

Irish

5.0%

Italian

3.7%

American

1.9%

French

1.0%

Scottish

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.

Age distribution by sex

Median age: 35.8 in this county, 39.1 nationally

Male

Age

Female

0.5%

85+

0.9%

1.7%

75–84

2.3%

3.9%

65–74

4.4%

5.6%

55–64

5.7%

6.1%

45–54

6.0%

7.2%

35–44

6.9%

25–34

6.8%

4.7%

18–24

4.5%

10.0%

5–17

9.5%

3.3%

3.2%

Source · American Community Survey 5-year estimates, 2024 release.

Median household income

2024 inflation-adjusted dollars

$94,098

Congressional District 9 ranks near the middle of US counties.

Congressional District 9$94,098

California$99,122

United States$80,734

Source · American Community Survey 5-year estimates, 2024 release.

Poverty rate

All persons below federal poverty line

12.2%

Children face moderate poverty.

Children under 1816.0%

Working age (18–64)10.7%

Seniors (65+)12.6%

Source · American Community Survey 5-year estimates, 2024 release.

Language at home

Population aged 5 and older

57.4%

speak English only

Spanish27.0%

Asian & Pacific Islander8.8%

Other Indo-European5.8%

Other languages1.0%

Source · ACS 5-year estimates, 2024.

Religious adherents

Adherents per capita by tradition

Catholic & Orthodox

22.1%

Other Christian

7.9%

Non-Christian

2.5%

Pentecostal & Holiness

2.4%

Baptist

1.9%

Mainline Protestant

1.2%

Methodist

0.5%

Source · 2020 US Religion Census. Remaining 61.5% of residents not counted as adherents by any reporting body.

California 9th Congressional District sits in the Pacific Coast. Its political identity has been Democratic for as long as anyone now living can remember. 1 consecutive presidential elections in modern records have gone for the Democratic candidate, often by margins that would be considered landslide territory anywhere else.

The Democratic margin in California 9th Congressional District reached its widest at fifty-six points in 1912. The margin in 2024 was two points — still decisive.

Its loyalty is rooted in its place. Median household income of $94,098, a 33% non-Hispanic-white share, and a population of 782,402 together describe a district whose political habits are deeply settled.

Cite this page

All citations released under CC BY 4.0. Attribution: Akashic Intelligence.

Congressional District 9, California — The Long Memory. Akashic Intelligence — The Long Memory. https://tiers.akashic.app/cd/0609/. Accessed May 20, 2026. License: CC BY 4.0.

License: CC BY 4.0

Frequently asked questions

How did Congressional District 9, California vote in 2024?

In 2024, Congressional District 9, California voted Democratic by 2.3 points (D+2), carried by the Democratic candidate. Out of 268,587 votes cast, 132,724 went Democratic and 126,579 went Republican.

What is Congressional District 9, California's political archetype?

Akashic classifies Congressional District 9, California as a "Democratic loyalist" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 18 times, Republican 20 times, and other 0 times.

When did Congressional District 9, California last vote Republican?

The most recent presidential election in which Congressional District 9, California voted Republican was 2004.

How many people live in Congressional District 9, California?

Congressional District 9, California has a population of 782,402 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.

What is the median household income in Congressional District 9, California?

Median household income in Congressional District 9, California is $94,098 — above the national median of $80,734. The California state median is $99,122.

What is the political history of Congressional District 9, California?

Akashic tracks 38 presidential elections in Congressional District 9, California from 1876 to 2024. Of those, 18 went Democratic and 20 went Republican. The district's archetype — "Democratic loyalist" — captures the overall trajectory of that voting record.

California 9th Congressional District delivered D+2 in 2024 — Democratic for the long memory.

Key facts

Demographics

Frequently asked questions