California's 27th senatorial district

California's 27th State Senate district
Current senator	Henry Stern D–Malibu
Population (2010)  • Voting age  • Citizen voting age	935,656[1] 717,882[1] 587,906[1]
Demographics	58.17% White 3.03% Black 24.84% Latino 12.47% Asian 0.47% Native American 0.20% Hawaiian/Pacific Islander 0.32% other 0.49[1]% remainder of multiracial
Registered voters	598,999[2]
Registration	43.46% Democratic 27.28% Republican 23.45% No party preference

California's 27th senatorial district is one of 40 California State Senate districts. It is currently represented by Democrat Henry Stern of Malibu.

The district straddles the Los Angeles–Ventura county border and encompasses most of Los Angeles's western suburbs. The district includes the Conejo Valley, parts of the San Fernando Valley, and a slice of the Santa Clarita Valley.

Senators	Party	Years served	Electoral history	Counties represented
District established January 6, 1862
Walter Van Dyke (Eureka)	Union Democratic	January 6, 1862 – December 7, 1863	Elected in 1861. [data missing]	Del Norte, Klamath, Humboldt
	Union
S. P. Wright (Crescent City)	Union	December 7, 1863 – December 4, 1865	Elected in 1862. Re-elected in 1863. [data missing]
L. H. Murch (Oakland)	Union	December 4, 1865 – December 4, 1871	Elected in 1865. Re-elected in 1867. [data missing]
	Republican
John J. De Haven (Eureka)	Republican	December 4, 1871 – December 6, 1875	Elected in 1871. [data missing]
Robert McGarvey (Ukiah)	Independent	December 6, 1875 – January 5, 1880	Elected in 1875. [data missing]	Del Norte, Humboldt, Mendocino
Pierce H. Ryan (Eureka)	Workingmen	January 5, 1880 – January 5, 1885	Elected in 1880. [data missing]
	Democratic
Belden G. Hurlburt (San Francisco)	Republican	January 5, 1885 – January 3, 1887	Elected in 1884. [data missing]	San Francisco
Thomas J. Clunie (San Francisco)	Democratic	January 3, 1887 – January 7, 1889	Elected in 1886. Retired to run for U.S. House of Representatives.
John E. Hamill (San Francisco)	Democratic	January 7, 1889 – January 2, 1893	Elected in 1888. [data missing]
Guy C. Earl (Oakland)	Republican	January 2, 1893 – January 4, 1897	Elected in 1892. [data missing]	Alameda
Frederick S. Stratton (Oakland)	Republican	January 4, 1897 – January 1, 1901	Elected in 1896. [data missing]
George R. Lukens (Oakland)	Republican	January 1, 1901 – January 2, 1905	Elected in 1900. Redistricted to the 15th district.
Eli Wright (San Jose)	Republican	January 2, 1905 – February 27, 1905	Elected in 1904. Expelled for accepting bribes.	Santa Clara
Vacant		February 27, 1905 – January 7, 1907
George S. Walker (San Jose)	Republican	January 7, 1907 – January 6, 1913	Elected in 1906. Re-elected in 1908. [data missing]
Frank H. Benson (San Jose)	Republican	January 6, 1913 – January 3, 1921	Elected in 1912. Re-elected in 1916. [data missing]
A. E. Osborne (Los Gatos)	Republican	January 3, 1921 – January 5, 1925	Elected in 1920. [data missing]
Sanborn Young (Los Gatos)	Republican	January 5, 1925 – January 2, 1933	Elected in 1924. Re-elected in 1928. [data missing]
Charles King (Hanford)	Democratic	January 2, 1933 – January 4, 1937	Elected in 1932. [data missing]	Kings
Robert R. Cunningham (Hanford)	Democratic	January 4, 1937 – January 5, 1953	Elected in 1936. Re-elected in 1940. Re-elected in 1944. Re-elected in 1948. [data missing]
Robert I. Montgomery (Hanford)	Democratic	January 5, 1953 – January 2, 1961	Elected in 1952. Re-elected in 1956. [data missing]
Robert D. Williams (Armona)	Democratic	January 2, 1961 – January 2, 1967	Elected in 1960. Re-elected in 1964. [data missing]
George E. Danielson (Los Angeles)	Democratic	January 2, 1967 – January 12, 1971	Elected in 1966. Re-elected in 1968. Resigned to become a member of the U.S. House of Representatives.	Los Angeles
Vacant		January 12, 1971 – July 29, 1971
David Roberti (Los Angeles)	Democratic	July 29, 1971 – November 30, 1976	Elected to finish Danielson's term. Re-elected in 1972. Redistricted to the 23rd district.
Robert G. Beverly (Manhattan Beach)	Republican	December 6, 1976 – November 30, 1984	Elected in 1976. Re-elected in 1980. Redistricted to the 29th district.
Bill Greene (Los Angeles)	Democratic	December 3, 1984 – November 30, 1992	Redistricted from the 29th district and re-elected in 1984. Re-elected in 1988. Retired.
Robert G. Beverly (Manhattan Beach)	Republican	December 7, 1992 – November 30, 1996	Redistricted from the 29th district and re-elected in 1992. Retired due to term limits.
Betty Karnette (Long Beach)	Democratic	December 2, 1996 – November 30, 2004	Elected in 1996. Re-elected in 2000. Retired to run for State Assembly.
Alan Lowenthal (Long Beach)	Democratic	December 6, 2004 – November 30, 2012	Elected in 2004. Re-elected in 2008. Retired to run for U.S. House of Representatives.
Fran Pavley (Agoura Hills)	Democratic	December 3, 2012 – November 30, 2016	Redistricted to the 23rd district and re-elected in 2012. Retired due to term limits.	Los Angeles, Ventura
Henry Stern (Malibu)	Democratic	December 5, 2016 – present	Elected in 2016. Re-elected in 2020. Re-elected in 2024.

• California State Senate
• California State Senate districts
• Districts in California

• 27th State Senate District map — from the California Citizens Redistricting Commission.