California's 5th senatorial district explained

District:	5
Chamber:	Senate
Population:	939,163^[1]
Population Year:	2010
Voting Age:	670,015
Citizen Voting Age:	541,374
Percent White:	40.18
Percent Black:	6.55
Percent Latino:	37.77
Percent Asian:	12.56
Percent Native American:	1.05
Percent Pacific Islander:	0.66
Percent Other Race:	0.26
Percent Remainder Of Multiracial:	0.96
Registered:	477,778^[2]
Democratic:	42.19
Republican:	30.76
Npp:	20.65

California's 5th senatorial district is one of 40 California State Senate districts. It is currently represented by of .

District profile

The district is centered on northern Central Valley, containing San Joaquin County and the northeastern portion of Alameda County. It includes the communities of Midway, Altamont, Ulmar, Livermore, Dublin, Pleasanton, and Sunol.

Election results from statewide races

Year	Office	Results
2022	Governor^[3]	Newsom 52.6 – 47.4%
2022	Senator^[4]	Padilla 55.4 – 44.6%
2021	Recall^[5] ^[6]	51.0 - 49.0%
2021	Recall^[5] ^[6]	align="right"	Elder 55.0 - 6.6%
2020	President	Biden 54.2 – 43.6%
2018	Governor^[7]	Newsom 51.4 – 48.6%
2018	Senator^[8]	De Leon 54.6 – 45.4%
2016	President	Clinton 52.5 – 41.8%
2016	Senator	Harris 58.3 – 41.7%
2014	Governor	Brown 53.3 – 46.7%
2012	President	Obama 54.2 – 43.6%
2012	Senator	Feinstein 55.5 – 44.5%

List of senators representing the district

1851–1855: one seat

Senators	Party	Years served	Electoral history	Counties represented
District established January 6, 1851
John D. Spencer		Whig	January 6, 1851 – January 3, 1853	Redistricted from the Sacramento district and re-elected in 1850.	Mariposa, Merced, Stanislaus
Jacob Gruwell	Whig	January 3, 1853 – January 1, 1855	Elected in 1852. Re-elected in 1853.	Contra Costa, Santa Clara
Alameda, Santa Clara		January 3, 1853 – January 1, 1855	Elected in 1852. Re-elected in 1853.

1855–1857: two, then four seats

Dates	Seat A			Seat B			Seat C			Seat D			Counties represented
Dates	Member	Party	Electoral history	Member	Party	Electoral history	Member	Party	Electoral history	Member	Party	Electoral history	Counties represented
nowrap	January 1, 1855 – January 7, 1856	Wilson G. Flint		Democratic	Elected in 1854. Re-elected in 1855.	William W. Hawks		Democratic	Elected in 1854. Re-elected in 1855.	A third seat was added in 1856.			A fourth seat was added in 1856.			San Francisco
nowrap	January 7, 1856 – January 5, 1857	nowrap	Know Nothing	nowrap	Elected in 1854. Re-elected in 1855.	Know Nothing	nowrap align=left	William J. Shaw	Elected in 1854. Re-elected in 1855.	nowrap	Democratic	nowrap	Elected in 1855.	nowrap align=left	Frank Tilford	San Francisco	nowrap	Democratic	nowrap	Elected in 1855. Resigned.

1858–1863: three, then two seats

Dates	Seat A			Seat B			Seat C			Counties represented
Dates	Member	Party	Electoral history	Member	Party	Electoral history	Member	Party	Electoral history	Counties represented
nowrap	January 4, 1858 – January 3, 1859	Gilbert A. Grant	Republican	Elected in 1857. Re-elected in 1858.	nowrap align=left	Timothy G. Phelps	nowrap	Republican	nowrap	Elected in 1857.	nowrap align=left	Samuel Soule	nowrap	Republican	nowrap	Elected in 1857.	San Francisco
nowrap	January 3, 1859 – October 6, 1859	Samuel H. Parker	Republican	Elected in 1858.	nowrap align=left	Charles H. S. Williams	nowrap	Republican	nowrap	Elected in 1858. Resigned.
nowrap	October 6, 1859 – January 2, 1860	Vacant
nowrap	January 2, 1860 – January 7, 1861	Sol A. Sharp		Democratic	Elected in 1859.	Timothy G. Phelps		Republican	Elected in 1859.	Third seat was eliminated in 1861	San Francisco, San Mateo
nowrap rowspan=2	January 7, 1861 – January 6, 1862	Caleb Burbank	Republican	Elected in 1860.	James M. Shafter		Republican	Elected in 1860.
	Union			Elected in 1860.				Elected in 1860.

1863–present: one seat

Senators	Party	Years served	Electoral history	Counties represented
John G. McCullough		Union	January 6, 1862 – December 7, 1863	Elected in 1862. Retired to become Attorney General of California.	Mariposa, Merced, Stanislaus
Warren S. Montgomery		Democratic	December 7, 1863 – December 4, 1865	Elected in 1863.
		December 4, 1865 – December 2, 1867
James H. Lawrence		Democratic	December 2, 1867 – December 6, 1869	Elected in 1867. Re-elected in 1868.
		December 6, 1869 – December 4, 1871
Thomas J. Keyes		Democratic	December 4, 1871 – December 6, 1875	Elected in 1871. Re-elected in 1873.
		December 6, 1875 – January 5, 1880
David M. Pool		Democratic	January 5, 1880 – January 8, 1883	Elected in 1879.
John D. Spencer		Democratic	January 8, 1883 – January 3, 1887	Elected in 1882. Retired to become Clerk of the Supreme Court of California.
Austin Walrath		Republican	January 3, 1887 – January 7, 1889	Elected in 1886.	Nevada
E. M. Preston		Republican	January 7, 1889 – January 2, 1893	Elected in 1888.	Nevada
Noble Martin		Democratic	January 2, 1893 – September 1, 1896	Elected in 1892. Died.	El Dorado, Placer
Vacant		September 1, 1896 – January 4, 1897
Emery W. Chapman		Democratic	January 4, 1897 – January 1, 1901	Elected in 1896.
William B. Lardner		Republican	January 1, 1901 – January 2, 1905	Elected in 1900.
Benjamin F. Rush		Republican	January 2, 1905 – January 7, 1929	Elected in 1904. Re-elected in 1908. Re-elected in 1912. Re-elected in 1916. Re-elected in 1920. Re-elected in 1924. Re-elected in 1928.	Napa, Solano
Thomas McCormack		Republican	January 7, 1929 – January 2, 1933	Elected in 1928. Redistricted to the 15th district.	Napa, Solano
John B. McColl		Republican	January 2, 1933 – December 19, 1938	Elected in 1932. Re-elected in 1936. Died.	Shasta, Trinity
Vacant		December 19, 1938 – January 24, 1939
Jesse W. Carter		Democratic	January 24, 1939 – September 12, 1939	Elected to finish McColl's term. Resigned.
Vacant		September 12, 1939 – January 6, 1941
Oliver J. Carter		Democratic	January 6, 1941 – January 3, 1949	Elected in 1940. Re-elected in 1944. Retired.
Edwin J. Regan		Democratic	January 3, 1949 – January 3, 1965	Elected in 1948. Re-elected in 1952. Re-elected in 1956. Re-elected in 1960. Resigned.
Vacant		January 3, 1965 – March 26, 1965
Fred W. Marler Jr.		Republican	March 26, 1965 – January 2, 1967	Elected to finish Regan's term. Redistricted to the 2nd district.
Albert S. Rodda		Democratic	January 2, 1967 – November 30, 1976	Redistricted from the 19th district and re-elected in 1966. Re-elected in 1968. Re-elected in 1972. Redistricted to the 3rd district.	Sacramento
Milton Marks		Republican	December 6, 1976 – November 30, 1984	Redistricted from the 9th district and re-elected in 1976. Re-elected in 1980. Redistricted to the 3rd district.	San Francisco
John Garamendi	Democratic	December 3, 1984 – September 3, 1990	Redistricted from the 13th district and re-elected in 1984. Re-elected in 1988. Resigned to run for California Insurance Commissioner.	Alpine, Amador, Calaveras, El Dorado, Mono, Sacramento, San Joaquin, Stanislaus, Tuolumne
Alpine, Amador, Calaveras, Sacramento, San Joaquin, Tuolumne, Yolo		December 3, 1984 – September 3, 1990
	Patrick Johnston	Democratic	January 10, 1991 – November 30, 2000	Elected to finish Garamendi's term. Re-elected in 1992. Re-elected in 1996. Termed out.
Sacramento, San Joaquin			January 10, 1991 – November 30, 2000
Sacramento, San Joaquin	Michael Machado	Democratic	December 4, 2000 – November 30, 2008	Elected in 2000. Re-elected in 2004. Termed out.
Sacramento, San Joaquin, Solano, Yolo			December 4, 2000 – November 30, 2008	Elected in 2000. Re-elected in 2004. Termed out.
Sacramento, San Joaquin, Solano, Yolo	Lois Wolk		Democratic	December 1, 2008 – November 30, 2012	Elected in 2008. Redistricted to the 3rd district.
Cathleen Galgiani		Democratic	December 3, 2012 – November 30, 2020	Elected in 2012. Re-elected in 2016. Termed out.	Sacramento, San Joaquin, Stanislaus
Susan Eggman		Democratic	December 7, 2020 – present	Elected in 2020. Retiring at end of term due to term limits.	Sacramento, San Joaquin, Stanislaus

Election results

1992

External links

District map from the California Citizens Redistricting Commission

Notes and References

Web site: Citizens Redistricting Commission Final Report, 2011.
Web site: Report of Registration as of July 3, 2020.
Web site: Supplement to the Statement of Vote November 8, 2022, General Election Counties by State Senate Districts for Governor . ca.gov . 17 September 2023.
Web site: Supplement to the Statement of Vote November 8, 2022, General Election Counties by State Senate Districts for United States Senator (Full Term) . ca.gov.
Web site: Supplement to the Statement of Vote September 14, 2021, California Gubernatorial Recall Election Counties by Congressional Districts for Recall Question . https://web.archive.org/web/20220307121607/https://elections.cdn.sos.ca.gov/sov/2021-recall/ssov/recall-by-congress.pdf . March 7, 2022 . live.
Web site: Counties by Congressional Districts for Recall Election Gubernatorial Replacement Candidates .
Web site: Supplement to the Statement of Vote Counties by Senate Districts for Governor. ca.gov. 17 September 2023.
Web site: Supplement to the Statement of Vote Counties by State Senate Districts for United States Senator. ca.gov. 17 September 2023.