California 37th 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
Joe Biden2020
63.6%
137,472 votes · D+29.4 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1936 · 60.7%
Republican
Herbert Hoover1928
68.3%
12,144 votes · R+38.8 · modeled estimate
Runner-up · Warren G. Harding, 1920 · 67.9%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
137,472votes
63.6% of the vote · D+29.4 · modeled estimate
Runner-up · Kamala Harris, 2024 · 121,256 votes
Republican
Ronald Reagan1984
95,225votes
63.2% of the vote · R+27.7 · modeled estimate
Runner-up · George W. Bush, 2004 · 85,020 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
Kamala Harris2024
+25.8pts D vs U.S.
Place D+24.3 · U.S. R+1.5 · modeled estimate
Runner-up · Joe Biden, 2020 · +25.0 pts
Republican
Calvin Coolidge1924
+30.0pts R vs U.S.
Place R+55.1 · U.S. R+25.2 · modeled estimate
Runner-up · Thomas E. Dewey, 1948 · +25.0 pts
current representation
Current officeholders
DGregg HartState House · 37
State legislative officeholder from OpenStates nightly current-legislator data.
U.S. House elections · 2 House
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.
Source · Akashic county-allocated estimate from certified county returns, House; not precinct-counted.
Year
Vote lead
Democratic
Republican
Total
2024
D
63.0%122,054
37.0%71,776
193,830
2018
D
61.3%102,470
38.7%64,622
167,092
Anchored in communities southeast of downtown Los Angeles, AD-37 has consistently returned presidential margins above 30 points Democratic, reflecting a heavily Latino, working-class electorate with strong partisan alignment at every level of the ballot.
Across the recorded series it reached a Democratic high of 38.0 points in 1912 and a Republican high of 55.1 points in 1924. Between 2020 and 2024 the district moved 5.1 points toward the Republican candidate; the 2024 margin was 24.3 points.
A population of 475,487, a 42% non-Hispanic-white share, and a median household income of $99,319 describe the district. The district's voting pattern over the last decade is most similar to that of Assembly District 68 and State House District 21.
Akashic
Political twins — state-house districts
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.
How did California 37th State House District vote in 2024?
In 2024, California 37th State House District voted Democratic by 24.3 points (D+24.3), carried by the Democratic candidate. Out of 199,970 votes cast, 121,256 went Democratic and 72,678 went Republican.
When did California 37th State House District last vote Republican?
The most recent presidential election in which California 37th State House District voted Republican was 2000.
How many people live in California 37th State House District?
California 37th State House District has a population of 475,487 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in California 37th State House District?
Median household income in California 37th State House District is $99,319 — above the national median of $80,734. The California state median is $99,122.
What is the political history of California 37th State House District?
Akashic tracks 38 presidential elections in California 37th State House District from 1876 to 2024. Of those, 14 went Democratic and 23 went Republican.