California's 18th State Assembly district

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California's 18th State Assembly district
Map of the district
Current assemblymember
  Rob Bonta
DAlameda
Population (2010)
 • Voting age
 • Citizen voting age
469,665[1]
365,624[1]
281,791[1]
Demographics
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 vacant since Democrat Rob Bonta of Alameda left the Assembly to become Attorney General of California.

District profile[edit]

The district encompasses the central East Bay, centered on the city of Oakland.

Election results from statewide races[edit]

Year Office Results
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[edit]

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.

Representatives 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.[2]
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[3]
Don Mulford January 3, 1958 - January 7, 1963 Sworn in after winning a special election.[4]
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

Election results[edit]

2021 Special Election[edit]

California State Assembly election, 2021
Primary election
Party Candidate Votes %
Democratic James Aquilar TBD TBD
Democratic Victor Aquilar
Democratic Mia Bonta
No party preference Joel Britton
Democratic Eugene Canson
No party preference Janani Ramachandran
Republican Stephen Slauson
Democratic Malia Vella
Total votes
[[|N/A]] hold

2020[edit]

2020 California's 18th State Assembly district 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[edit]

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[edit]

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[edit]

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[edit]

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

See also[edit]

References[edit]

  1. ^ a b c d "Citizens Redistricting Commission Final Report, 2011" (PDF).
  2. ^ "William Calahan" (PDF). clerk.assembly.ca.gov.
  3. ^ "Thomas W. Caldecott". joincalifornia.com.
  4. ^ "Don Mulford Oath of Office" (PDF). clerk.assembly.ca.gov.

External links[edit]