- Lead
- 55,527
- Total
- 126,672
- vs nation
- D+45.3
California 54th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 89,797
- Total
- 149,724
- vs nation
- D+55.5
- Lead
- 81,912
- Total
- 114,481
- vs nation
- D+69.5
- Lead
- 70,306
- Total
- 102,928
- vs nation
- D+64.5
- Lead
- 72,189
- Total
- 106,572
- vs nation
- D+60.5
- Lead
- 55,166
- Total
- 93,007
- vs nation
- D+61.8
- Lead
- 51,188
- Total
- 84,209
- vs nation
- D+60.3
- Lead
- 42,374
- Total
- 75,700
- vs nation
- D+47.5
Key facts
- 2024 presidential margin
- D+43.8MIT Election Lab
- Population
- 504,3932024 5-year
- Population density
- 12,454 / sq mi2024 5-year · TIGER/Line
- Land area
- 40.5 sq miTIGER/Line
- Median household income
- $57,9392024 5-year
- White (non-Hispanic)
- 8.5%2024 5-year
- Black
- 4.5%2024 5-year
- Hispanic / Latino
- 64.1%2024 5-year
- Peak Democratic margin
- D+85.9 in 1876MIT Election Lab
- Peak Republican margin
- R+34.3 in 1924MIT Election Lab
- Most similar
- Assembly District 52, CA · twin score 97.1
presidential history
Party record book
California 54th State House District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1892–2024 (partial returns from 1876) · 38 presidential cycles · 38 with a vote-share denominator · 34 with a national benchmark
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Samuel J. Tilden1876
93.0%
185 votes · D+85.9 · modeled estimate
Runner-up · Winfield S. Hancock, 1880 · 89.6%
Republican
Herbert Hoover1928
49.7%
8,550 votes · R+2.9 · modeled estimate
Runner-up · Warren G. Harding, 1920 · 49.2%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
118,013votes
78.8% of the vote · D+60.0 · modeled estimate
Runner-up · Hillary Clinton, 2016 · 94,763 votes
Republican
Donald Trump2024
32,855votes
25.9% of the vote · D+43.8 · modeled estimate
Runner-up · Donald Trump, 2020 · 28,216 votes
Best relative to the U.S.
This Place’s margin against the national margin in the same election — positive when it leaned toward the party more than the country did.
Democratic
Hillary Clinton2016
+69.5pts D vs U.S.
Place D+71.6 · U.S. D+2.1 · modeled estimate
Runner-up · Barack Obama, 2012 · +64.5 pts
Republican
Calvin Coolidge1924
+9.1pts R vs U.S.
Place R+34.3 · U.S. R+25.2 · modeled estimate
Runner-up · Warren G. Harding, 1920 · −12.3 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
Senate and governor results are in the Office selector at the top of this page.
U.S. House
Each row is a county-allocated estimate of U.S. House votes for this district — county returns apportioned onto its boundary, not precinct-counted. “Vote lead” is the estimated local lead here, not necessarily the winner of the full contest.
| Year | Vote lead | Democratic | Republican | Total |
|---|---|---|---|---|
| 2018 | D | 78.2%111,403 | 21.8%31,027 | 142,430 |
Assembly District 54, centered in Los Angeles, posts presidential margins exceeding 40 points, reflecting a dense, majority-minority urban electorate where Democratic candidates routinely face no meaningful general-election competition.
Across the recorded series it reached a Democratic high of 85.9 points in 1876 and a Republican high of 34.3 points in 1924. Between 2020 and 2024 the district moved 16.1 points toward the Republican candidate; the 2024 margin was 43.8 points.
A population of 504,393, a 9% non-Hispanic-white share, and a median household income of $57,939 describe the district. The district's voting pattern over the last decade is most similar to that of Assembly District 52 and Assembly District 46.
The state-house 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.
District research tools
Open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report → · Browse all comparisons →
California 54th State House District. Akashic. https://akashic.app/sld-lower/06054/. Accessed May 20, 2026. License: CC BY 4.0.