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 Year Office Results 2024 President Harris 63.3 – 33.4% 2021 Recall align="right" No 65.1 – 34.9% 2020 President Biden 66.3 – 31.2% 2018 Governor Newsom 63.9 – 36.1% Senator Feinstein 51.5 – 48.5% 2016 President Clinton 62.8 – 29.8% Senator Harris 67.2 – 32.8% 2014 Governor Brown 66.4 – 33.6% 2012 President Obama 63.2 – 33.9% Senator Feinstein 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 members Party Years served Counties represented Notes John YuleRepublican January 5, 1885 – January 3, 1887Shasta, Trinity Thaddeus Wilton Huff ShanahanDemocratic January 3, 1887 – January 2, 1893 William P. Mathews January 2, 1893 – January 7, 1895Tehama, Trinity Daniel Garrard Reid January 7, 1895 – January 4, 1897 Frank Houghton January 4, 1897 – January 2, 1899 W. H. La BareRepublican January 2, 1899 – January 5, 1901 H. S. Gans January 5, 1901 – January 5, 1903 George Adolf GrotefendDemocratic January 5, 1903 – January 2, 1905Lassen, Modoc, Shasta J. H. CreightonRepublican January 2, 1905 – January 7, 1907 Nathan A. Cornish January 7, 1907 – January 4, 1909 Arthur M. Dean January 4, 1909 – January 2, 1911 James Halar Tibbits January 2, 1911 – January 6, 1913 Albert Franklin Shartel January 6, 1913 – January 8, 1917Plumas, Lassen, Modoc, Sierra Arthur Joseph Mathews January 8, 1917 – January 3, 1921 Franklin J. Powers January 3, 1921 – January 8, 1923 Arthur Joseph Mathews January 8, 1923 – January 5, 1925 N. V. Wemple January 5, 1925 – January 7, 1929 Forrest R. YoungDemocratic January 7, 1929 – January 5, 1931 Edwin Albert McDaniel January 5, 1931 – January 2, 1933 Colusa, Glenn, Tehama John Evangelist FrazierRepublican January 2, 1933 – January 4, 1937Butte Sutter, Yuba County, California Seth MillingtonDemocratic January 4, 1937 – January 4, 1943 Albert M. King January 4, 1943 – January 6, 1947 Bert Willits LoomisRepublican January 6, 1947 – January 3, 1949 Arthur William Coats Jr.Democratic January 3, 1949 – January 5, 1953 Don HobbieRepublican January 5, 1953 – September 20, 1955 Died in office from a heart attack.Vacant September 20, 1955 – October 17, 1955 Harold Thomas SedgwickRepublican October 17, 1955 – January 7, 1963He was sworn in after the death of his predecessor after winning the special election. Harold E. BoothDemocratic January 7, 1963 - January 4, 1965Butte, Colusa, Sutter, Glenn, YoloRay E. JohnsonRepublicanJanuary 4, 1965 – November 30, 1974 Butte, Colusa, Sutter, Glenn, Lake, Yolo Edwin L. Z'bergDemocratic December 2, 1974 – August 26, 1975Sacramento, Solano, Yolo Died in office at his apartment from a heart attack.Vacant August 26, 1975 – December 10, 1975 Vic FazioDemocratic December 10, 1975 – November 30, 1978He was sworn in after the death of his predecessor, after winning the special election. Thomas M. Hannigan December 4, 1978 – November 30, 1992 Solano, Yolo David KnowlesRepublican December 7, 1992 – November 30, 1996Alpine, Amador, Calaveras, El Dorado, Mono, Placer Rico Oller December 2, 1996 – November 30, 2000Tim LeslieDecember 4, 2000 – November 30, 2006Alpine, El Dorado, Placer, Sacramento Ted Gaines December 4, 2006 – January 6, 2011 Resigned after winning the State Senate special election in the 1st district and eventually succeeded by his wife.Vacant January 6, 2011 – May 12, 2011 Beth GainesRepublican May 12, 2011 – November 30, 2012Won the 2011 special election in her husband's district. Mariko YamadaDemocratic December 3, 2012 – November 30, 2014Colusa, Lake, Napa, Solano, Sonoma, Yolo Bill Dodd December 1, 2014 – November 30, 2016 Cecilia Aguiar-CurryDecember 5, 2016 – presentColusa, Lake, Napa, Sonoma, Yolo
Election results (1990–present)
2024
2022
2020
2018
2016
2014
2012
2011 (special)
2010
2008
2006
2004
2002
2000
1998
1996
1994
1992
1990
See also California State Assembly California State Assembly districts Districts in California
References
External links District map from the California Citizens Redistricting Commission