Akashic
1892–2024
Akashic
California 8th Congressional District
presidential margin
2008D+41.02012D+42.82016D+43.82020D+42.72024D+34.1
full record · 20082024
D+34.1
2024
median income$97,639U.S. $80,734 · CA $99,122
median age38.9U.S. 39.1 · CA 37.9
poverty rate11.3%U.S. 12.5% · CA 12.0%
bachelor’s+ (25+)32.2%U.S. 35.6% · CA 36.6%
non-english34.0%U.S. 22.3% · CA 44.4%
race · ethnicity · ancestry
German7.1%
English6.7%
Irish6.3%
Mexican23.7%
Salvadoran1.7%
Guatemalan0.8%
Aztec3.3%
Samoan2.2%
Chamorro2.2%
Filipino7.9%
Chinese2.3%
Asian Indian2.3%
African American11.2%
African1.0%
Jamaican0.3%
religion

Religious adherence is published only at the county level (U.S. Religion Census). See Solano County.

American Community Survey 2024 5-year (income, age, poverty, education, language, race, ancestry) · presidential returns from MIT Election Lab through 2024.

California 8th Congressional District

Akashic
2024 presidential electionCalifornia 8th Congressional DistrictHarrisD+34.1
California 8th Congressional District premium atlas map: Harris D+34.1, 340 precincts, 4 city labels.
2024
340 precincts by 2024 margin · 4 cities, own margin · ◎ bluest & reddest city
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: +34.1% in 2024.+34.1%DR20082024
Presidential margin over time
YearMargin (D minus R)
2008+41.0%
2012+42.8%
2016+43.8%
2020+42.7%
2024+34.1%
DemocraticRepublican
current representation
Current officeholders
DJohn GaramendiU.S. House · CA-08-0.31
DAdam SchiffU.S. Senate-0.35
DAlex PadillaU.S. Senate-0.44

Federal officeholders only. State and local officeholders are planned for the next data pass.

U.S. House

Each result reflects the U.S. House district as it was drawn for that election; redistricting has redrawn these lines over time, so they can differ from the current 120th-Congress district shown on the map above.

Source · MIT Election Lab (MEDSL), House. CC-BY 4.0.
YearDistrictWonDemocraticRepublicanTotal
20248D
74.0%201,962
26.0%71,068
273,030
20228D
75.7%145,501
24.3%46,634
192,135
20208R
43.9%124,400
56.1%158,711
283,111
20188R
0.0%0
100.0%170,785
170,785
20168R
37.7%83,035
62.3%136,972
220,007
20148R
32.4%37,056
67.6%77,480
114,536
20128R
0.0%0
100.0%179,644
179,644
20108D
80.1%167,957
15.1%31,711
209,696
20088D
71.9%204,996
9.7%27,614
285,247
20068D
80.4%148,435
10.7%19,800
184,639
20048D
82.9%224,017
11.5%31,074
270,064
20028D
79.6%127,684
12.5%20,063
160,441
20008D
84.4%181,847
11.7%25,298
215,428
19988D
85.8%148,027
12.0%20,781
172,462
19968D
84.3%175,216
12.4%25,739
207,738
19948D
81.8%137,642
18.2%30,528
168,171
19928D
82.5%191,906
11.0%25,693
232,691
19908D
61.3%119,645
38.7%75,544
195,189
19888D
66.6%163,221
31.2%76,531
245,196
19868D
60.0%121,790
37.9%76,850
202,935
19848D
60.3%144,316
39.7%94,907
239,223
19828D
55.9%121,537
44.1%95,694
217,231
19808D
55.5%108,380
39.2%76,580
195,425
19788D
57.4%94,824
42.6%70,481
165,305
19768D
62.1%122,342
34.7%68,374
196,954

U.S. Senate

Source · MIT Election Lab (MEDSL), Senate. CC-BY 4.0.
YearWonDemocraticRepublicanTotal
2024D
58.9%9,036,252
41.1%6,312,594
15,348,846
2022D
61.1%6,621,621
38.9%4,222,029
10,843,650
2018D
100.0%11,113,364
0.0%0
11,113,364
2016D
100.0%12,244,170
0.0%0
12,244,170
2012D
62.5%7,864,624
37.5%4,713,887
12,578,511
2010D
52.2%5,218,441
42.2%4,217,366
10,000,093
2006D
59.4%5,076,289
35.0%2,990,822
8,541,150
2004D
57.7%6,955,728
37.8%4,555,922
12,053,242
2000D
55.8%5,932,522
36.6%3,886,853
10,623,608
1998D
53.1%4,410,056
43.0%3,575,078
8,311,905
1994D
46.7%3,979,152
44.8%3,817,025
8,513,916
1992D
47.9%5,173,467
43.0%4,644,182
10,799,436
1988R
44.0%4,287,253
52.8%5,143,409
9,743,547
1986D
49.3%3,646,672
47.9%3,541,804
7,398,462
1982R
44.8%3,494,968
51.5%4,022,565
7,805,450
1980D
56.5%4,704,098
37.1%3,091,671
8,324,012
1976R
46.9%3,502,862
50.2%3,748,973
7,470,586

Covering a vast stretch of the Mojave and eastern Sierra Nevada, CA-08 delivered an R+17.8 margin in 2024 — one of the widest Republican advantages in the state — reflecting its sparse, rural population and distance from coastal urban centers.

Across the recorded series it reached a Democratic high of 43.8 points in 2016. Between 2020 and 2024 the district moved 8.6 points toward the Republican candidate; the 2024 margin was 34.1 points.

A population of 757,943, a 34% non-Hispanic-white share, and a median household income of $97,639 describe the district. The district's voting pattern over the last decade is most similar to that of Congressional District 12 and Congressional District 34.

The congressional districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.

Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.

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 →

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California 8th Congressional District. Akashic. https://akashic.app/cd/0608/. Accessed May 20, 2026. License: CC BY 4.0.
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Frequently asked questions

How did California 8th Congressional District vote in 2024?
In 2024, California 8th Congressional District voted Democratic by 34.1 points (D+34.1), carried by the Democratic candidate. Out of 309,992 votes cast, 203,006 went Democratic and 97,234 went Republican.
How many people live in California 8th Congressional District?
California 8th Congressional District has a population of 757,943 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in California 8th Congressional District?
Median household income in California 8th Congressional District is $97,639 — above the national median of $80,734. The California state median is $99,122.
What is the political history of California 8th Congressional District?
Akashic tracks 5 presidential elections in California 8th Congressional District from 2008 to 2024. Of those, 5 went Democratic and 0 went Republican.