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California's 15th congressional district

U.S. House district for California

U.S. House district for California

FieldValue
stateCalifornia
district number15
image name{{switcher
{{maplinkframeyesplain=yesfrom=California's 15th congressional district (2023–).mapframe-height=300frame-width=400frame-latitude=37.58frame-longitude=-122.33zoom=10overlay-horizontal-alignment=rightoverlay-vertical-alignment=bottomoverlay=[[File:California's 15th congressional district (since 2023).svg100px]]}}
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image captionInteractive map of district boundaries
representativeKevin Mullin
partyDemocratic
residenceSouth San Francisco
population723,474
population year2024
median income$151,494
percent white28.5
percent hispanic26.5
percent black2.5
percent asian35.8
percent native hawaiian1.2
percent more than one race4.6
percent other race0.9
cpviD+26

| |From 2023 to 2027, starting with the 2022 elections | |From 2027, starting with the 2026 elections | percent more than one race = 4.6

California's 15th congressional district is a congressional district in the U.S. state of California. The district is currently represented by .

Currently, the district includes most of San Mateo County and the southeast side of San Francisco. Cities in the district include Daly City, South San Francisco, San Bruno, Millbrae, Burlingame, Hillsborough, San Mateo, Foster City, San Carlos, Belmont, Redwood City, and East Palo Alto.

Prior to the 2022 United States House of Representatives elections, the district covered most of eastern and southwestern Alameda County as well as part of Contra Costa County. Cities and CDPs in the district included Castro Valley, Dublin, Hayward, Livermore, Pleasanton, Sunol, and Union City; most of San Ramon; and parts of Danville and Fremont. The new 15th district roughly corresponds to the old 14th district and vice versa.

Recent election results from statewide races

2023–2027 boundaries

YearOfficeResults
2008PresidentObama 75% - 25%
2010GovernorBrown 68% - 29%
Lt. GovernorNewsom 66% - 28%
Secretary of StateBowen 67% - 25%
Attorney GeneralHarris 59% - 33%
TreasurerLockyer 70% - 23%
ControllerChiang 68% - 24%
2012PresidentObama 76% - 24%
2014GovernorBrown 78% - 22%
2016PresidentClinton 77% - 18%
2018GovernorNewsom 76% - 24%
Attorney GeneralBecerra 78% - 22%
2020PresidentBiden 78% - 20%
2022Senate (Reg.)Padilla 77% - 23%
GovernorNewsom 76% - 24%
Lt. GovernorKounalakis 75% - 25%
Secretary of StateWeber 75% - 25%
Attorney GeneralBonta 75% - 25%
TreasurerMa 75% - 25%
ControllerCohen 69% - 31%
2024PresidentHarris 72% - 24%
Senate (Reg.)Schiff 73% - 27%

2027–2033 boundaries

YearOfficeResults
2008PresidentObama 75% - 25%
2010GovernorBrown 68% - 29%
Lt. GovernorNewsom 66% - 28%
Secretary of StateBowen 67% - 25%
Attorney GeneralHarris 59% - 33%
TreasurerLockyer 70% - 23%
ControllerChiang 68% - 24%
2012PresidentObama 76% - 24%
2014GovernorBrown 78% - 22%
2016PresidentClinton 77% - 18%
2018GovernorNewsom 76% - 24%
Attorney GeneralBecerra 78% - 22%
2020PresidentBiden 78% - 20%
2022Senate (Reg.)Padilla 77% - 23%
GovernorNewsom 76% - 24%
Lt. GovernorKounalakis 75% - 25%
Secretary of StateWeber 75% - 25%
Attorney GeneralBonta 75% - 25%
TreasurerMa 75% - 25%
ControllerCohen 69% - 31%
2024PresidentHarris 72% - 24%
Senate (Reg.)Schiff 73% - 27%

Composition

FIPS County CodeCountySeatPopulation
75San FranciscoSan Francisco808,988
81San MateoRedwood City737,888

Under the 2020 redistricting, California's 15th congressional district is located in the San Francisco Bay Area, encompassing the east coast of San Mateo County and the southeast side of the City and County of San Francisco. The area in San Mateo County includes the northern portions of the town of Atherton and city of Menlo Park; the cities of San Mateo, Daly City, South San Francisco, Redwood City, Burlingame, San Bruno, Millbrae, East Palo Alto, San Carlos, Foster City, Belmont, Brisbane; the towns of Hillsborough and Colma; and the census-designated places North Fair Oaks, Broadmoor, Highlands, Baywood Park, and Emerald Lake Hills. The area in San Francisco includes the neighborhoods of Crocker-Amazon, Excelsior, Little Hollywood, Mission Terrace, Oceanview, Outer Mission, Portola, and Visitacion Valley.

San Mateo County is split between this district and the 16th district. They are partitioned by the San Francisquito Creek, Menalto Ave, Willow Rd, S Perimeter Rd, W Perimeter Rd, Bay Rd, Marsh Rd, Middlefield Rd, Highway 82, Highway 84, Alameda de las Pulgas, Woodhill Dr, Farm Hill Blvd, The Loop Rd, Jefferson Ave, Summit Way, California Way, Junipero Serra Freeway, and Highway 35.

Cities and CDPs with 10,000 or more people

  • San Francisco – 808,988
  • San Mateo – 105,661
  • Daly City – 100,007
  • Redwood City – 84,292
  • South San Francisco – 66,105
  • San Bruno – 43,908
  • Foster City – 33,805
  • Menlo Park – 33,780
  • Burlingame – 31,386
  • East Palo Alto – 30,034
  • San Carlos – 28,557
  • Belmont – 28,335
  • Millbrae – 23,216
  • North Fair Oaks – 14,027
  • Hillsborough – 11,387

2.500 – 10,000 people

  • Atherton – 7,188
  • Brisbane – 4,851
  • Broadmoor – 4,411
  • Emerald Lake Hills – 4,406

List of members representing the district

MemberPartyDatesCong
ressElectoral historyCounties
District created March 4, 1933
[[File:William Traeger, 1933.jpg100px]]
William I. Traeger
(Los Angeles)RepublicannowrapMarch 4, 1933 –
January 3, 1935Elected in 1932.
Lost re-election.1933–1963
Los Angeles
[[File:John M. Costello Crop.jpg100px]]
John M. Costello
(Los Angeles)DemocraticnowrapJanuary 3, 1935 –
January 3, 1945Elected in 1934.
Re-elected in 1936.
Re-elected in 1938.
Re-elected in 1940.
Re-elected in 1942.
Lost renomination.
[[File:Gordon L. McDonough (California Congressman).jpg100px]]
Gordon L. McDonough
(Los Angeles)RepublicannowrapJanuary 3, 1945 –
January 3, 1963Elected in 1944.
Re-elected in 1946.
Re-elected in 1948.
Re-elected in 1950.
Re-elected in 1952.
Re-elected in 1954.
Re-elected in 1956.
Re-elected in 1958.
Re-elected in 1960.
Lost re-election.
[[File:John J. McFall.jpg100px]]
John J. McFall
(Manteca)DemocraticJanuary 3, 1963 –
January 3, 1975Redistricted from the and re-elected in 1962.
Re-elected in 1964.
Re-elected in 1966.
Re-elected in 1968.
Re-elected in 1970.
Re-elected in 1972.
Redistricted to the .1963–1967
San Joaquin, Stanislaus
1967–1973
Northeastern Merced, San Joaquin, Stanislaus
1973–1975
Eastern Sacramento, San Joaquin, Stanislaus
[[File:BFSisk.png100px]]
Bernice F. Sisk
(Fresno)DemocraticnowrapJanuary 3, 1975 –
January 3, 1979Redistricted from the and re-elected in 1974.
Re-elected in 1976.1975–1983
Western Fresno, Madera, Mariposa, Merced, Stanislaus
[[File:Tony Coelho.jpg100px]]
Tony Coelho
(Merced)DemocraticJanuary 3, 1979 –
June 15, 1989Elected in 1978.
Re-elected in 1980.
Re-elected in 1982.
Re-elected in 1984.
Re-elected in 1986.
Re-elected in 1988.
Resigned.
1983–1993
Western Fresno, Mariposa, Merced, Stanislaus
VacantnowrapJune 15, 1989 –
September 12, 1989
[[File:Gary Condit, 1992.jpg100px]]
Gary Condit
(Ceres)DemocraticnowrapSeptember 12, 1989 –
January 3, 1993Elected to finish Coelho's term.
Re-elected in 1990.
Redistricted to the .
[[File:Norman Mineta, official portrait, DOT.jpg100px]]
Norman Mineta
(San Jose)DemocraticnowrapJanuary 3, 1993 –
October 10, 1995Redistricted from the and re-elected in 1992.
Re-elected in 1994.
Resigned to accept a position with Lockheed Martin.1993–2003
Western Santa Clara, northern Santa Cruz
VacantnowrapOctober 10, 1995 –
December 12, 1995
[[File:Tom Campbell 106th Congress.jpg100px]]
Tom Campbell
(Campbell)RepublicannowrapDecember 12, 1995 –
January 3, 2001Elected to finish Mineta's term.
Re-elected in 1996.
Re-elected in 1998.
Retired to run for U.S. Senator.
[[File:Mike Honda, official portrait, 111th Congress.jpg100px]]
Mike Honda
(San Jose)DemocraticJanuary 3, 2001 –
January 3, 2013Elected in 2000.
Re-elected in 2002.
Re-elected in 2004.
Re-elected in 2006.
Re-elected in 2008.
Re-elected in 2010.
Redistricted to the .
2003–2013
[[File:CA-15th.png300px]]
Western/northwestern Santa Clara
[[File:Eric Swalwell 113th Congress.jpg100px]]
Eric Swalwell
(Dublin)DemocraticnowrapJanuary 3, 2013 –
January 3, 2023Elected in 2012.
Re-elected in 2014.
Re-elected in 2016.
Re-elected in 2018.
Re-elected in 2020.
Redistricted to the .2013–2023
[[File:California US Congressional District 15 (since 2013).tif300px]]
Eastern/southern Alameda, southern Contra Costa
[[File:Kevin Mullin 118th Congress.jpg100px]]
Kevin Mullin
(South San Francisco)DemocraticnowrapJanuary 3, 2023 –
presentElected in 2022.
Re-elected in 2024.2023–present
[[File:California's 15th congressional district (since 2023) (new version).svg300px]]
Eastern San Mateo, southern San Francisco

Election results

1932

1934

1936

1938

1940

1942

1944

1946

1948

1950

1952

1954

1956

1958

1960

1962

1964

1966

1968

1970

1972

1974

1976

1978

1980

1982

1984

1986

1988

1989 (Special)

1990

1992

1994

1995 (Special)

1996

1998

2000

2002

2004

2006

2008

2010

2012

2014

2016

2018

2020

2022

2024

References

References

  1. Center for New Media & Promotion (CNMP). "My Congressional District". US Census Bureau.
  2. (April 3, 2025). "2025 Cook PVI℠: District Map and List (119th Congress)".
  3. (2022-01-04). "CA 2022 Congressional". [[Dave's Redistricting]].
  4. "Dra 2020".
  5. (8 November 2022). "Supplement to Statement of Vote".
  6. (5 November 2024). "Supplement to Statement of Vote".
  7. "CA 2026 Congressional".
  8. "California FIPS Codes". National Weather Service.
  9. "1932 election results".
  10. "1934 election results".
  11. "1936 election results".
  12. "1938 election results".
  13. "1940 election results".
  14. "1942 election results".
  15. "1944 election results".
  16. "1946 election results".
  17. "1948 election results".
  18. "1950 election results".
  19. "1952 election results".
  20. "1954 election results".
  21. "1956 election results".
  22. "1958 election results".
  23. "1960 election results".
  24. "1962 election results".
  25. "1964 election results".
  26. "1966 election results".
  27. "1968 election results".
  28. "1970 election results".
  29. "1972 election results".
  30. "1974 election results".
  31. "1976 election results".
  32. "1978 election results".
  33. "1980 election results".
  34. "1982 election results".
  35. "1984 election results".
  36. "1986 election results".
  37. "1988 election results".
  38. "09-12-1989 Election".
  39. "1990 election results".
  40. "1992 election results".
  41. "1994 election results".
  42. "12-12-1995 Election".
  43. "1996 election results".
  44. "1998 election results".
  45. "2000 election results".
  46. "2002 election results".
  47. (July 2022). "2004 election results}}{{Dead link".
  48. "2006 election results".
  49. "November 4 Presidential Primary Election - SUMMARY RESULTS".
  50. "November 2, 2010 Gubernatorial General Election - SUMMARY RESULTS".
  51. "2012 general election results".
  52. "House of Representatives District 15 - Districtwide Results".
  53. "Statement of Vote - November 8, 2016, General Election". California Secretary of State.
  54. "General Election - Statement of Vote, November 6, 2018 — United States Representative in Congress by District". California Secretary of State.
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