Contents

California's 1st senatorial district

California's 1st State Senate district
Current senator	Brian Dahle R–Bieber
Population (2010)  • Voting age  • Citizen voting age	935,336[1] 728,887[1] 672,832[1]
Demographics	79.41% White 1.84% Black 10.73% Latino 4.59% Asian 2.52% Native American 0.27% Hawaiian/Pacific Islander 0.27% other 0.37[1]% remainder of multiracial
Registered voters	618,334[2]
Registration	42.07% Republican 30.27% Democratic 19.85% No party preference

California's 1st state senatorial district is one of 40 California State Senate districts. The district is represented by Republican Brian Dahle of Bieber, having won the seat in a June 2019 special election after Republican Ted GainesofEl Dorado Hills resigned to become a member of the California Board of Equalization in January 2019.^[3][4][5]

The district includes most of the Redwood Forest region and northwestern Sierra Nevada, comprising Siskiyou, Modoc, Lassen, Shasta, Tehama, Plumas, Glenn, Colusa, Butte, Sutter, Yuba, Nevada, and Sierra Counties, along with eastern Placer County.

This section does not cite any sources. Please help improve this sectionbyadding citations to reliable sources. Unsourced material may be challenged and removed. (June 2018) (Learn how and when to remove this message)

Year	Office	Results
2021	Recall	Yes 61.8 – 38.2%
2020	President	Trump 53.8 – 43.8%
2018	Governor	Cox 59.9 – 40.1%
	Senator	de Leon 55.7 - 44.3%
2016	President	Trump 54.3 – 38.6%
	Senator	Harris 62.9 – 37.1%
2014	Governor	Kashkari 55.0 – 45.0%
2012	President	Romney 57.3 – 39.9%
	Senator	Emken 57.9 – 42.1%
2010	Governor	Whitman 52.4 – 42.5%
	Senator	Fiorina 57.4 – 36.2%
2008	President	McCain 52.1 – 45.8%
2006	Governor	Schwarzenegger 71.0 – 24.0%
	Senator	Mountjoy 48.8 – 46.0%
2004	President	Bush 60.2 – 38.6%
	Senator	Jones 54.2 – 42.2%
2003	Recall	Yes 69.0 – 31.0%
		Schwarzenegger 59.9 – 18.5%
2002	Governor	Simon 57.2 – 31.8%
2000	President	Bush 57.6 – 36.3%
	Senator	Campbell 50.5 – 41.0%
1998	Governor	Lungren 51.5 – 44.9%
	Senator	Fong 51.1 – 44.0%
1996	President	Dole 50.8 – 37.1%
1994	Governor	Wilson 65.3 – 28.7%
	Senator	Huffington 55.1 – 35.8%
1992	President	Bush 39.2 – 34.9%
	Senator	Herschensohn 50.5 – 36.9%
	Senator	Seymour 45.3 – 45.2%

Senators	Party	Years served	Electoral history	Counties represented
District established January 6, 1851
Jonathan Warner (San Diego)	Democratic	January 6, 1851 – January 5, 1852	Elected in 1850. Re-elected in 1851. [data missing]	San Diego
David B. Kurtz (San Diego)	Whig	January 5, 1852 – January 1, 1855	Elected in 1852. Re-elected in 1854. [data missing]
				San Diego, Los Angeles, San Bernardino
Benjamin D. Wilson (Los Angeles)	Democratic	January 1, 1855 – January 4, 1858	Elected in 1855. [data missing]
Cameron E. Thom (Los Angeles)	Democratic	January 4, 1858 – January 2, 1860	Elected in 1857. [data missing]
Andrés Pico (Los Angeles)	Whig	January 2, 1860 – January 6, 1862	Elected in 1859. [data missing]
Jacob C. Bogart (San Diego)	Democratic	January 6, 1862 – December 7, 1863	Elected in 1861. [data missing]	San Diego, San Bernardino
M. C. Tuttle (San Bernardino)	Union	December 7, 1863 – December 2, 1867	Elected in 1863. [data missing]
W. A. Conn (San Bernardino)	Democratic	December 2, 1867 – December 4, 1871	Elected in 1867. [data missing]
James McCoy (San Diego)	Democratic	December 4, 1871 – December 6, 1875	Elected in 1871. [data missing]
John W. Satterwhite (San Bernardino)	Independent Democrat	December 6, 1875 – January 8, 1883	Elected in 1875. Re-elected in 1879. [data missing]
	Democratic
John C. Wolfskill (Riverside)	Democratic	January 8, 1883 – January 5, 1885	Elected in 1882. [data missing]
A. P. Johnson (San Diego)	Republican	January 5, 1885 – January 3, 1887	Elected in 1884. [data missing]
John P. Haynes (Eureka)	Democratic	January 3, 1887 – January 7, 1889	Elected in 1886. [data missing]	Del Norte, Humboldt
Frank McGowan (Eureka)	Republican	January 7, 1889 – January 4, 1897	Elected in 1888. Re-elected in 1982. [data missing]
James Gillett (Eureka)	Republican	January 4, 1897 – January 1, 1901	Elected in 1896. Retired to run for U.S. House of Representatives.
Thomas H. Selvage (Eureka)	Republican	January 1, 1901 – January 7, 1907	Elected in 1900. Re-elected in 1904. [data missing]
				Del Norte, Humboldt, Trinity, Tehama
George T. Rolley (Eureka)	Republican	January 7, 1907 – January 4, 1909	Elected in 1906. [data missing]
Charles P. Cutten (Eureka)	Republican	January 4, 1909 – January 6, 1913	Elected in 1908. [data missing]
William Kehoe (Eureka)	Republican	January 6, 1913 – January 3, 1921	Elected in 1912. Re-elected in 1916. [data missing]
H. C. Nelson (Eureka)	Republican	January 3, 1921 – January 2, 1933	Elected in 1920. Re-elected in 1924. Re-elected in 1928. Lost renomination.
Harold J. Powers (Cedarville)	Republican	January 2, 1933 – October 5, 1953	Elected in 1932. Re-elected in 1936. Re-elected in 1940. Re-elected in 1944. Re-elected in 1948. Re-elected in 1852. Resigned to become Lieutenant Governor.	Lassen, Modoc, Plumas
Vacant		October 5, 1953 – December 29, 1953
Dale C. Williams (Alturas)	Democratic	December 29, 1953 – May 12, 1955	Elected to finish Powers's term. Died.[6]
Vacant		May 12, 1955 – January 5, 1956
Stanley Arnold (Susanville)	Democratic	January 5, 1956 – July 16, 1965	Elected to finish Williams's term. Re-elected in 1956. Re-elected in 1960. Re-elected in 1964. Resigned to become a Justice of the Lassen County Superior Court.
Vacant		July 16, 1965 – January 2, 1967
Randolph Collier (Yreka)	Democratic	January 2, 1967 – November 30, 1976	Redistricted from the 2nd district and re-elected in 1966. Re-elected in 1968. Re-elected in 1972. Lost re-election.	Del Norte, Humboldt, Lake, Mendocino, Siskiyou, Sonoma, Trinity
Ray E. Johnson (Chico)	Republican	December 6, 1976 – November 30, 1984	Elected in 1976. Re-elected in 1980. Changed parties on March 7, 1983. Lost re-election.	Butte, Colusa, Glenn, Lassen, Modoc, Nevada, Placer, Placer, Shasta, Sierra, Siskiyou, Sutter, Tehama, Trinity, Yuba
	Independent
John Doolittle (Rocklin)	Republican	December 3, 1984 – January 2, 1991	Redistricted from the 3rd district and re-elected in 1984. Re-elected in 1988. Resigned when elected to the U.S. House of Representatives.	El Dorado, Lassen, Modoc, Nevada, Placer, Plumas, Sacramento, Sierra, Siskiyou, Sutter, Trinity, Yolo, Yuba
Tim Leslie (Tahoe City)	Republican	May 16, 1991 – November 30, 2000	Re-elected in 1992. Re-elected in 1996. Termed out and ran for State Assembly.	Alpine, Amador, Butte, Calaveras, El Dorado, Lassen, Modoc, Mono, Nevada, Placer, Plumas, Sierra, Yuba
Rico Oller (San Andreas)	Republican	December 4, 2000 – November 30, 2004	Elected in 2000. Retired to run for U.S. House of Representatives.
Dave Cox (Fair Oaks)	Republican	December 6, 2004 – July 13, 2010	Elected in 2004. Re-elected in 2008. Died.	Alpine, Amador, Calaveras, El Dorado, Lassen, Modoc, Mono, Nevada, Placer, Plumas, Sacramento, Sierra
Vacant		July 13, 2010 – January 6, 2011
Ted Gaines (El Dorado Hills)	Republican	January 6, 2011 – January 7, 2019	Elected to finish Cox's term. Re-elected in 2012. Re-elected in 2016. Resigned when elected to the California State Board of Equalization.
				Alpine, El Dorado, Lassen, Modoc, Nevada, Placer, Plumas, Sacramento, Shasta, Shasta, Siskiyou
Brian Dahle (Bieber)	Republican	June 12, 2019 – present	Elected to finish Gaines's term. Re-elected in 2020. Retiring at end of term due to term limits.

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

• District map from the California Citizens Redistricting Commission