California's 18th State Assembly district

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California's 18th State Assembly district
Map of the district
Current assemblymember
 
Hawaiian/Pacific Islander
  • 0.33% other
  • 1.33[1]% remainder of multiracial
  • Registered voters270,094
    Registration64.05% Democratic
    6.82% Republican
    24.79% No party preference

    California's 18th State Assembly district is one of 80 California State Assembly districts. It is currently represented by Democrat Mia Bonta of Alameda after winning the special election.

    District profile

    The district encompasses the central

    East Bay, centered on the city of Oakland
    .

    Election results from statewide races

    Year Office Results
    2021 Recall No No 88.9 – 11.1%
    2020 President[2] Biden 86.5 – 11.3%
    2018
    Governor
    Newsom 88.3 – 11.7%
    Senator
    Feinstein 58.9 – 41.1%
    2016
    President
    Clinton 85.9 – 8.4%
    Senator
    Harris 78.7 – 21.3%
    2014
    Governor
    Brown 89.6 – 10.4%
    2012
    President
    Obama 86.9 – 10.2%
    Senator
    Feinstein 89.5 – 10.5%

    List of assembly members

    Due to redistricting, the 18th district has been moved around different parts of the state. The current iteration resulted from the 2011 redistricting by the California Citizens Redistricting Commission.

    Assembly members Party Years served Counties represented Notes
    Winfield J. Davis
    Republican January 5, 1885 - January 3, 1887 Sacramento
    Harry W. Carroll
    January 3, 1887 - January 7, 1889
    William M. Petrie
    January 7, 1889 - January 5, 1891
    Judson C. Brusie
    January 5, 1891 - January 2, 1893
    Owen Wade January 2, 1893 - January 4, 1897 Napa
    Frank Coombs January 4, 1897 - January 2, 1899
    Owen Wade January 2, 1899 - January 1, 1901
    Edward L. Webber
    January 1, 1901 - January 5, 1903
    John M. Higgins
    January 5, 1903 - January 2, 1905 Sacramento
    Frank J. O'Brien
    January 2, 1905 - January 4, 1909
    Eldridge Lafayette Hawk
    January 4, 1909 - January 2, 1911
    John C. March
    January 2, 1911 - January 6, 1913
    Thomas D. Johnston
    January 6, 1913 - January 4, 1915 Contra Costa
    William R. Sharkey
    Progressive
    January 4, 1915 - January 8, 1917
    William E. Calahan
    Republican January 8, 1917 - December 25, 1919 Died in office.[3]
    James N. Long
    January 3, 1921 - January 8, 1923
    Thomas M. Carlson January 8, 1923 - January 5, 1925
    Robert P. Easley
    January 5, 1925 - January 5, 1931
    Edwin H. Zion
    January 5, 1931 - January 2, 1933 Stanislaus
    Charles W. Fisher January 2, 1933 - January 4, 1937 Alameda
    Henry A. Dannenbrink
    Democratic January 4, 1937 - January 2, 1939
    James H. Phillips
    Republican January 2, 1939 - January 4, 1943
    Gardiner Johnson
    January 4, 1943 - January 6, 1947
    Thomas W. Caldecott January 6, 1947 - September 26, 1957 Resigned from the Assembly to become a judge[4]
    Don Mulford January 3, 1958 - January 7, 1963 Sworn in after winning a special election.[5]
    Edward M. Gaffney
    Democratic January 7, 1963 - January 4, 1965
    San Francisco
    Willie Brown January 4, 1965 - November 30, 1974
    Leo T. McCarthy December 2, 1974 - November 30, 1982
    Alister McAlister
    December 6, 1982 - November 30, 1986 Alameda, Santa Clara
    Delaine Eastin December 1, 1986 - November 30, 1992
    Johan Klehs December 7, 1992 - November 30, 1994 Alameda
    Michael Sweeny
    December 5, 1994 - November 30, 1998
    Ellen Corbett December 7, 1998 - November 30, 2004
    Johan Klehs December 6, 2004 - November 30, 2006
    Mary Hayashi December 4, 2006 - November 30, 2012
    Rob Bonta December 3, 2012 - April 23, 2021 Resigned from the Assembly to become State Attorney General
    Mia Bonta September 7, 2021 – present Sworn in after winning special election.

    Election results (1992–present)

    2021 (special)

    Primary was June 29, 2021; Special (label as General) on August 31, 2021.

    California's 18 State Assembly district special election, 2021
    Primary election
    Party Candidate Votes %
    Democratic Mia Bonta 22,558 38.0
    Democratic Janani Ramachandran 14,036 23.7
    Democratic Malia Vella 10,053 16.9
    Republican Stephen Slauson 5,725 9.6
    Democratic Victor Aguilar 3,938 6.6
    Democratic James Aguilar 1,039 1.8
    Democratic Eugene Canson 1,029 1.7
    No party preference
    Joel Britton 750 1.3
    N/A Nelsy Batista (write-in) 13 0.0
    N/A Other write-in candidates 187 0.3
    Total votes 59,328 100.0
    General election
    Democratic Mia Bonta 43,460 56.8
    Democratic Janani Ramachandran 33,012 43.2
    Total votes 76,472 100.0
    Democratic hold

    2020

    2020 California State Assembly election
    Primary election
    Party Candidate Votes %
    Democratic Rob Bonta (incumbent) 118,300 89.3
    Republican Stephen Slauson 14,158 10.7
    Total votes 132,458 100.0
    General election
    Democratic Rob Bonta (incumbent) 190,168 87.6%
    Republican Stephen Slauson 26,942 12.4%
    Total votes 217,110 100.0%
    Democratic hold

    2018

    California State Assembly election, 2018
    Primary election
    Party Candidate Votes %
    Democratic Rob Bonta (incumbent) 85,354 89.0
    Republican Stephen Slauson 10,549 11.0
    Total votes 95,903 100.0
    General election
    Democratic Rob Bonta (incumbent) 150,862 88.9
    Republican Stephen Slauson 18,894 11.1
    Total votes 184,754 100.0
    Democratic hold

    2016

    California State Assembly election, 2016
    Primary election
    Party Candidate Votes %
    Democratic Rob Bonta (incumbent) 98,202 89.1
    Republican Roseann Slonsky-Breault 12,057 10.9
    Total votes 110,259 100.0
    General election
    Democratic Rob Bonta (incumbent) 156,163 87.0
    Republican Roseann Slonsky-Breault 23,273 13.0
    Total votes 179,436 100.0
    Democratic hold

    2014

    California State Assembly election, 2014
    Primary election
    Party Candidate Votes %
    Democratic Rob Bonta (incumbent) 44,321 85.8
    Republican David Erlich 7,358 14.2
    Total votes 51,679 100.0
    General election
    Democratic Rob Bonta (incumbent) 88,243 86.7
    Republican David Erlich 13,537 13.3
    Total votes 101,780 100.0
    Democratic hold

    2012

    California State Assembly election, 2012
    Primary election
    Party Candidate Votes %
    Democratic Rob Bonta 23,007 36.9
    Democratic Abel Guillen 18,521 29.7
    Democratic Joel Young 11,680 18.8
    Republican Rhonda Weber 9,082 14.6
    Total votes 62,290 100.0
    General election
    Democratic Rob Bonta 75,865 50.5
    Democratic Abel Guillen 74,422 49.5
    Total votes 150,287 100.0
    Democratic hold

    2010

    2010 California State Assembly election
    Party Candidate Votes %
    Democratic Mary Hayashi (incumbent) 85,237 75.2
    Republican Michael Havig 28,124 24.8
    Total votes 113,361 100.0
    Democratic hold

    2008

    2008 California State Assembly election
    Party Candidate Votes %
    Democratic Mary Hayashi (incumbent) 115,780 77.51
    Republican Lou Filipovich 33,596 22.49
    Total votes 149,376 100.00
    Turnout {{{votes}}} 69.33
    Democratic hold

    2006

    2006 California State Assembly election
    Party Candidate Votes %
    Democratic Mary Hayashi 69,411 67.85
    Republican Jill Buck 32,897 32.15
    Total votes 102,308 100.00
    Turnout {{{votes}}} 55.96
    Democratic hold

    2004

    2004 California State Assembly election
    Party Candidate Votes %
    Democratic Johan Klehs (incumbent) 106,635 83.61
    Libertarian Ronald J. Colfer 20,888 16.38
    Independent
    Lou Filipovich (write-in) 17 0.00
    Total votes 127,540 100.00
    Democratic hold

    2002

    2002 California State Assembly election
    Party Candidate Votes %
    Democratic
    Ellen M. Corbett (incumbent
    )
    60,025 71.56
    Republican Jack Hovingh 23,851 28.44
    Invalid or blank votes 7,280 7.99
    Total votes 91,156 100.00
    Democratic hold

    2000

    2000 California State Assembly election
    Party Candidate Votes %
    Democratic Ellen Corbett (incumbent) 91,991 75.45
    Republican Syed Rifat Mahmood 29,936 24.55
    Invalid or blank votes 13,215 9.78
    Total votes 135,142 100.00
    Democratic hold

    1998

    1998 California State Assembly election
    Party Candidate Votes %
    Democratic
    Ellen M. Corbett
    63,491 65.76
    Republican Carol Nowicki 33,060 34.24
    Invalid or blank votes 10,400 9.72
    Total votes 106,951 100.00
    Democratic hold

    1996

    1996 California State Assembly election
    Party Candidate Votes %
    Democratic Michael Sweeney (incumbent) 89,122 100.00
    Invalid or blank votes 36,608 30.23
    Total votes 125,730 100.00
    Democratic hold

    1994

    1994 California State Assembly election
    Party Candidate Votes %
    Democratic Michael Sweeney 69,863 69.74
    Republican Don J. Grundmann 30,310 30.26
    Invalid or blank votes 11,363 10.19
    Total votes 111,536 100.00
    Democratic hold

    1992

    1992 California State Assembly election
    Party Candidate Votes %
    Democratic Johan Klehs (incumbent) 87,971 65.02
    Republican Don J. Grundmann 38,027 28.11
    Libertarian Terry L. Floyd 9,297 6.87
    Invalid or blank votes 14,361 9.60
    Total votes 149,656 100.00
    Democratic hold

    See also

    References

    1. ^ a b c d "Citizens Redistricting Commission Final Report, 2011" (PDF).
    2. ^ "2020 Presidential by Legislative District & Most Recent Election Result". CNalysis. Retrieved June 9, 2021.
    3. ^ "William Calahan" (PDF). clerk.assembly.ca.gov.
    4. ^ "Thomas W. Caldecott". joincalifornia.com.
    5. ^ "Don Mulford Oath of Office" (PDF). clerk.assembly.ca.gov.

    External links