California 28th Congressional District
Akashic| Year | Margin (D minus R) |
|---|---|
| 2008 | +22.4% |
| 2012 | +23.9% |
| 2016 | +33.6% |
| 2020 | +32.5% |
| 2024 | +25.3% |
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 | 28 | D | 64.9%204,489 | 35.1%110,455 | 314,944 |
| 2022 | 28 | D | 66.2%150,062 | 33.8%76,495 | 226,557 |
| 2020 | 28 | D | 72.7%244,271 | 27.3%91,928 | 336,199 |
| 2018 | 28 | D | 78.4%196,662 | 21.6%54,272 | 250,934 |
| 2016 | 28 | D | 78.0%210,883 | 22.0%59,526 | 270,409 |
| 2014 | 28 | D | 76.5%91,996 | 0.0%0 | 120,264 |
| 2012 | 28 | D | 76.5%188,703 | 23.5%58,008 | 246,711 |
| 2010 | 28 | D | 69.5%88,385 | 22.4%28,493 | 127,107 |
| 2008 | 28 | D | 99.9%137,471 | 0.0%0 | 137,621 |
| 2006 | 28 | D | 73.9%79,866 | 19.1%20,629 | 108,042 |
| 2004 | 28 | D | 71.0%115,303 | 23.3%37,868 | 162,510 |
| 2002 | 28 | D | 71.4%73,771 | 23.2%23,926 | 103,326 |
| 2000 | 28 | R | 39.9%81,804 | 56.8%116,557 | 205,199 |
| 1998 | 28 | R | 39.3%61,721 | 57.6%90,607 | 157,200 |
| 1996 | 28 | R | 36.9%69,037 | 60.7%113,389 | 186,885 |
| 1994 | 28 | R | 30.4%50,022 | 67.1%110,179 | 164,277 |
| 1992 | 28 | R | 36.5%76,525 | 58.4%122,353 | 209,382 |
| 1990 | 28 | D | 72.7%69,482 | 22.2%21,245 | 95,600 |
| 1988 | 28 | D | 76.1%109,801 | 19.8%28,645 | 144,337 |
| 1986 | 28 | D | 76.3%92,635 | 21.3%25,858 | 121,330 |
| 1984 | 28 | D | 75.6%113,076 | 22.4%33,511 | 149,517 |
| 1982 | 28 | D | 78.9%103,469 | 18.7%24,473 | 131,152 |
| 1980 | 28 | D | 79.2%108,725 | 16.9%23,179 | 137,304 |
| 1978 | 28 | D | 100.0%97,592 | 0.0%0 | 97,592 |
| 1976 | 28 | D | 80.2%114,612 | 19.8%28,303 | 142,915 |
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 |
CA-28 covers parts of the San Fernando Valley and delivered a 38.5-point Democratic presidential margin in 2024, reflecting a heavily Latino and urban electorate that has voted consistently Democratic for decades.
Across the recorded series it reached a Democratic high of 33.6 points in 2016. Between 2020 and 2024 the district moved 7.2 points toward the Republican candidate; the 2024 margin was 25.3 points.
A population of 758,271, a 31% non-Hispanic-white share, and a median household income of $106,193 describe the district. The district's voting pattern over the last decade is most similar to that of Congressional District 7 and Congressional District 15.
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 28th Congressional District. Akashic. https://akashic.app/cd/0628/. Accessed May 20, 2026. License: CC BY 4.0.