California 49th Congressional District
Akashic| Year | Margin (D minus R) |
|---|---|
| 2008 | +1.5% |
| 2012 | −6.5% |
| 2016 | +9.5% |
| 2020 | +15.1% |
| 2024 | +12.1% |
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 | 49 | D | 52.2%197,397 | 47.8%180,950 | 378,347 |
| 2022 | 49 | D | 52.6%153,541 | 47.4%138,194 | 291,735 |
| 2020 | 49 | D | 53.1%205,349 | 46.9%181,157 | 386,506 |
| 2018 | 49 | D | 56.4%166,453 | 43.6%128,577 | 295,030 |
| 2016 | 49 | R | 49.7%154,267 | 50.3%155,888 | 310,155 |
| 2014 | 49 | R | 39.8%64,981 | 60.2%98,161 | 163,142 |
| 2012 | 49 | R | 41.8%114,893 | 58.2%159,725 | 274,618 |
| 2010 | 49 | R | 31.5%59,714 | 62.8%119,088 | 189,677 |
| 2008 | 49 | R | 37.5%90,138 | 58.3%140,300 | 240,670 |
| 2006 | 49 | R | 33.4%52,227 | 63.3%98,831 | 156,137 |
| 2004 | 49 | R | 34.9%79,057 | 62.6%141,658 | 226,466 |
| 2002 | 49 | R | 0.0%0 | 77.2%94,594 | 122,497 |
| 2000 | 49 | D | 49.6%113,400 | 46.2%105,515 | 228,489 |
| 1998 | 49 | R | 46.6%86,400 | 48.8%90,516 | 185,519 |
| 1996 | 49 | R | 41.9%86,657 | 52.6%108,806 | 206,768 |
| 1994 | 49 | R | 46.0%85,597 | 48.5%90,283 | 186,118 |
| 1992 | 49 | D | 51.1%127,280 | 42.7%106,170 | 248,898 |
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-49 stretches along north San Diego County's Pacific coast through communities like Carlsbad and Encinitas, blending a large military and veteran population with a growing biotech corridor that has pushed college-degree attainment well above the national median.
Across the recorded series it reached a Democratic high of 15.1 points in 2020 and a Republican high of 6.5 points in 2012. Between 2020 and 2024 the district moved 2.9 points toward the Republican candidate; the 2024 margin was 12.1 points.
A population of 758,887, a 62% non-Hispanic-white share, and a median household income of $119,932 describe the district. The district's voting pattern over the last decade is most similar to that of Congressional District 50 and Congressional District 48.
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 49th Congressional District. Akashic. https://akashic.app/cd/0649/. Accessed May 20, 2026. License: CC BY 4.0.