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California's 4th State Assembly district

American legislative district


American legislative district

FieldValue
district4
chamberAssembly
image{{#tag:mapframeframeless=1
height300width=300}}
population474,729
percent white48.8
percent latino33.6
percent black2.0
percent asian8.9
percent native american0.8
percent pacific islander0.3
percent other race0.6
percent remainder of multiracial5.0
Democratic46.61
Republican23.86
NPP24.07

| percent remainder of multiracial = 5.0

California's 4th State Assembly district is one of 80 California State Assembly districts. It is currently represented by Democrat Cecilia Aguiar-Curry of Winters.

District profile

The district encompasses much of the southern and western Sacramento Valley and Wine Country. The Coast Ranges run down the western half of the district.

'*Colusa County – *100%'''''

  • Arbuckle
  • Williams

'*Lake County – *100%'''''

  • Clearlake
  • Lakeport

'*Napa County – *100%'''''

  • American Canyon
  • Calistoga
  • Napa
  • St. Helena
  • Yountville

'*Sonoma County – *6.20%'''''

  • Boyes Hot Springs
  • Sonoma

'*Yolo County – *100%'''''

  • Davis
  • Winters
  • Woodland
  • West Sacramento

Election results from statewide races

YearOfficeResults
2024PresidentHarris 63.3 – 33.4%
2021Recallalign="right" No 65.1 – 34.9%
2020PresidentBiden 66.3 – 31.2%
2018GovernorNewsom 63.9 – 36.1%
SenatorFeinstein 51.5 – 48.5%
2016PresidentClinton 62.8 – 29.8%
SenatorHarris 67.2 – 32.8%
2014GovernorBrown 66.4 – 33.6%
2012PresidentObama 63.2 – 33.9%
SenatorFeinstein 65.7 – 34.3%

List of assembly members representing the district

Due to redistricting, the 4th district has been moved around different parts of the state. The current iteration resulted from the 2021 redistricting by the California Citizens Redistricting Commission.

Assembly membersPartyYears servedCounties representedNotes
John YuleRepublicanJanuary 5, 1885 – January 3, 1887Shasta, Trinity
Thaddeus Wilton Huff ShanahanDemocraticJanuary 3, 1887 – January 2, 1893
William P. MathewsJanuary 2, 1893 – January 7, 1895Tehama, Trinity
Daniel Garrard ReidJanuary 7, 1895 – January 4, 1897
Frank HoughtonJanuary 4, 1897 – January 2, 1899
W. H. La BareRepublicanJanuary 2, 1899 – January 5, 1901
H. S. GansJanuary 5, 1901 – January 5, 1903
George Adolf GrotefendDemocraticJanuary 5, 1903 – January 2, 1905Lassen, Modoc, Shasta
J. H. CreightonRepublicanJanuary 2, 1905 – January 7, 1907
Nathan A. CornishJanuary 7, 1907 – January 4, 1909
Arthur M. DeanJanuary 4, 1909 – January 2, 1911
James Halar TibbitsJanuary 2, 1911 – January 6, 1913
Albert Franklin ShartelJanuary 6, 1913 – January 8, 1917Plumas, Lassen, Modoc, Sierra
Arthur Joseph MathewsJanuary 8, 1917 – January 3, 1921
Franklin J. PowersJanuary 3, 1921 – January 8, 1923
Arthur Joseph MathewsJanuary 8, 1923 – January 5, 1925
N. V. WempleJanuary 5, 1925 – January 7, 1929
Forrest R. YoungDemocraticJanuary 7, 1929 – January 5, 1931
Edwin Albert McDanielJanuary 5, 1931 – January 2, 1933Colusa, Glenn, Tehama
John Evangelist FrazierRepublicanJanuary 2, 1933 – January 4, 1937Butte Sutter, Yuba County, California
Seth MillingtonDemocraticJanuary 4, 1937 – January 4, 1943
Albert M. KingJanuary 4, 1943 – January 6, 1947
Bert Willits LoomisRepublicanJanuary 6, 1947 – January 3, 1949
Arthur William Coats Jr.DemocraticJanuary 3, 1949 – January 5, 1953
Don HobbieRepublicanJanuary 5, 1953 – September 20, 1955Died in office from a heart attack.
VacantSeptember 20, 1955 – October 17, 1955
Harold Thomas SedgwickRepublicanOctober 17, 1955 – January 7, 1963He was sworn in after the death of his predecessor after winning the special election.
Harold E. BoothDemocraticJanuary 7, 1963 - January 4, 1965Butte, Colusa, Sutter, Glenn, Yolo
Ray E. JohnsonRepublicanJanuary 4, 1965 – November 30, 1974
Butte, Colusa, Sutter, Glenn, Lake, Yolo
Edwin L. Z'bergDemocraticDecember 2, 1974 – August 26, 1975Sacramento, Solano, YoloDied in office at his apartment from a heart attack.
VacantAugust 26, 1975 – December 10, 1975
Vic FazioDemocraticDecember 10, 1975 – November 30, 1978He was sworn in after the death of his predecessor, after winning the special election.
Thomas M. HanniganDecember 4, 1978 – November 30, 1992Solano, Yolo
David KnowlesRepublicanDecember 7, 1992 – November 30, 1996Alpine, Amador, Calaveras, El Dorado, Mono, Placer
Rico OllerDecember 2, 1996 – November 30, 2000
Tim LeslieDecember 4, 2000 – November 30, 2006
Alpine, El Dorado, Placer, Sacramento
Ted GainesDecember 4, 2006 – January 6, 2011Resigned after winning the State Senate special election in the 1st district and eventually succeeded by his wife.
VacantJanuary 6, 2011 – May 12, 2011
Beth GainesRepublicanMay 12, 2011 – November 30, 2012Won the 2011 special election in her husband's district.
Mariko YamadaDemocraticDecember 3, 2012 – November 30, 2014Colusa, Lake, Napa, Solano, Sonoma, Yolo
Bill DoddDecember 1, 2014 – November 30, 2016
Cecilia Aguiar-CurryDecember 5, 2016 – present
Colusa, Lake, Napa, Sonoma, Yolo

Election results (1990–present)

2024

2022

2020

2018

2016

2014

2012

2011 (special)

Vacancy resulting from the resignation of Ted Gaines

2010

2008

2006

2004

2002

2000

1998

1996

1994

1992

1990

References

References

  1. "Census Bureau Tables".
  2. "2020 Presidential by Legislative District & Most Recent Election Result". CNalysis.
  3. (2024). "Statement of Vote".
  4. "Senator, Assemblyman Die Of Heart Attacks".
  5. "Harold Thomas Sedgwick Sworn in".
  6. "Z'berg Dies".
  7. "Vic Fazio takes Oath of office".
  8. "March 5, 2024, Presidential Primary Election - State Assemblymember".
  9. "November 5, 2024, General Election - State Assemblymember".
  10. "June 7, 2022, Primary Election - State Assemblymember".
  11. "November 8, 2022, General Election - State Assemblymember".
  12. "March 3, 2020, Presidential Primary Election - State Assemblymember".
  13. "November 3, 2020, General Election - State Assemblymember".
  14. "June 5, 2018, Statewide Direct Primary Election - State Assemblymember".
  15. "November 6, 2018, General Election - State Assemblymember".
  16. "June 7, 2016, Presidential Primary Election - State Assemblymember".
  17. "November 8, 2016, General Election - State Assemblymember".
  18. "June 3, 2014, Statewide Direct Primary Election - State Assemblymember".
  19. "November 4, 2014, General Election - Member of the State Assembly".
  20. "June 5, 2012, Presidential Primary Election - State Assemblymember".
  21. "November 6, 2012, General Election - State Assemblymember".
  22. "Official Canvass - State Assemblymember - 4th Assembly District* - Special Primary Election, March 8, 2011".
  23. "Official Canvass - State Assemblymember - 4th Assembly District* - Special General Election, May 3, 2011".
  24. "November 2, 2010, General Election - State Assemblymember".
  25. "November 4, 2008, Presidential General Election - State Assemblymember".
  26. "November 7, 2006, General Election - Member of the State Assembly".
  27. "November 2, 2004, Presidential General Election - Member of the State Assembly".
  28. "November 5, 2002, General Election - Member of the State Assembly".
  29. "November 7, 2000, General Election - Member of the State Assembly".
  30. "November 3, 1998, General Election - Member of the State Assembly".
  31. "November 5, 1996, General Election - Member of the State Assembly".
  32. "November 8, 1994, General Election - Member of the State Assembly".
  33. "November 3, 1992, General Election - Member of the State Assembly".
  34. "November 6, 1990, General Election - Member of the State Assembly".
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