California 52nd Congressional District
Akashic| Year | Margin (D minus R) |
|---|---|
| 2008 | +26.9% |
| 2012 | +31.6% |
| 2016 | +42.0% |
| 2020 | +33.4% |
| 2024 | +17.6% |
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.
| Year | District | Won | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | 52 | D | 66.3%172,217 | 33.7%87,501 | 259,718 |
| 2022 | 52 | D | 66.7%100,686 | 33.3%50,330 | 151,016 |
| 2020 | 52 | D | 61.6%244,145 | 38.4%152,350 | 396,495 |
| 2018 | 52 | D | 63.8%188,992 | 36.2%107,015 | 296,007 |
| 2016 | 52 | D | 56.5%181,253 | 43.5%139,403 | 320,656 |
| 2014 | 52 | D | 51.6%98,826 | 48.4%92,746 | 191,572 |
| 2012 | 52 | D | 51.2%151,451 | 48.8%144,459 | 295,910 |
| 2010 | 52 | R | 32.1%70,870 | 63.1%139,460 | 221,062 |
| 2008 | 52 | R | 38.9%111,051 | 56.4%160,724 | 285,138 |
| 2006 | 52 | R | 32.0%61,208 | 64.6%123,696 | 191,369 |
| 2004 | 52 | R | 27.6%74,857 | 69.2%187,799 | 271,438 |
| 2002 | 52 | R | 25.8%43,526 | 70.2%118,561 | 169,010 |
| 2000 | 52 | R | 31.3%63,537 | 64.7%131,345 | 202,994 |
| 1998 | 52 | R | 0.0%0 | 75.7%116,251 | 153,564 |
| 1996 | 52 | R | 29.8%53,104 | 65.5%116,746 | 178,321 |
| 1994 | 52 | R | 31.1%53,024 | 64.0%109,201 | 170,686 |
| 1992 | 52 | R | 41.2%88,076 | 52.9%112,995 | 213,784 |
U.S. Senate
| Year | Won | Democratic | Republican | Total |
|---|---|---|---|---|
| 2024 | D | 58.9%9,036,252 | 41.1%6,312,594 | 15,348,846 |
| 2022 | D | 61.1%6,621,621 | 38.9%4,222,029 | 10,843,650 |
| 2018 | D | 100.0%11,113,364 | 0.0%0 | 11,113,364 |
| 2016 | D | 100.0%12,244,170 | 0.0%0 | 12,244,170 |
| 2012 | D | 62.5%7,864,624 | 37.5%4,713,887 | 12,578,511 |
| 2010 | D | 52.2%5,218,441 | 42.2%4,217,366 | 10,000,093 |
| 2006 | D | 59.4%5,076,289 | 35.0%2,990,822 | 8,541,150 |
| 2004 | D | 57.7%6,955,728 | 37.8%4,555,922 | 12,053,242 |
| 2000 | D | 55.8%5,932,522 | 36.6%3,886,853 | 10,623,608 |
| 1998 | D | 53.1%4,410,056 | 43.0%3,575,078 | 8,311,905 |
| 1994 | D | 46.7%3,979,152 | 44.8%3,817,025 | 8,513,916 |
| 1992 | D | 47.9%5,173,467 | 43.0%4,644,182 | 10,799,436 |
| 1988 | R | 44.0%4,287,253 | 52.8%5,143,409 | 9,743,547 |
| 1986 | D | 49.3%3,646,672 | 47.9%3,541,804 | 7,398,462 |
| 1982 | R | 44.8%3,494,968 | 51.5%4,022,565 | 7,805,450 |
| 1980 | D | 56.5%4,704,098 | 37.1%3,091,671 | 8,324,012 |
| 1976 | R | 46.9%3,502,862 | 50.2%3,748,973 | 7,470,586 |
California's 52nd district covers central San Diego and UC San Diego's La Jolla campus, producing consistent Democratic margins above 25 points driven by a young, highly educated, and diverse resident base.
Across the recorded series it reached a Democratic high of 42.0 points in 2016. Between 2020 and 2024 the district moved 15.8 points toward the Republican candidate; the 2024 margin was 17.6 points.
A population of 759,171, a 25% non-Hispanic-white share, and a median household income of $88,567 describe the district. The district's voting pattern over the last decade is most similar to that of Congressional District 18 and Congressional District 31.
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 →
California 52nd Congressional District. Akashic. https://akashic.app/cd/0652/. Accessed May 20, 2026. License: CC BY 4.0.