| California's 20th State Assembly district | |||
|---|---|---|---|
 | |||
| Current assemblymember |
| ||
| Population (2010) • Voting age • Citizen voting age | 461,362 [1] 348,027 [1] 266,963 [1] | ||
| Demographics |
| ||
| Registered voters | 233,345 | ||
| Registration | 54.70% Democratic 13.93% Republican 27.22% No party preference | ||
California's 20th State Assembly district is one of 80 California State Assembly districts. It is represented by Democrat Bill Quirk of Hayward.
The district is located in the southern East Bay, centered on Hayward. The district is a major gateway between the Tri-Valley to the east, Silicon Valley to the south, and the rest of the San Francisco Bay Area.
Alameda County – 30.5% |
| Year | Office | Results |
|---|---|---|
| 2021 | Recall |  No 75.7 – 24.3% |
| 2020 [2] | President | Biden 74.7 – 23.2% |
| 2018 | Governor | Newsom 74.8 – 25.2% |
| Senator | Feinstein 58.5 – 41.5% | |
| 2016 | President | Clinton 75.5 – 19.1% |
| Senator | Harris 69.1 – 30.9% | |
| 2014 | Governor | Brown 76.8 – 23.2% |
| 2012 | President | Obama 75.7 – 22.2% |
| Senator | Feinstein 78.3 – 21.7% |
Due to redistricting, the 20th 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 |
|---|---|---|---|---|
| Dwight Hollister | Republican | January 5, 1885 - January 3, 1887 | Sacramento | |
| Seymour Carr | January 3, 1887 - January 5, 1889 | |||
| L. H. Fassett | January 5, 1889 - December 16, 1889 | Died in office. [3] | ||
| Gillis Doty | Democratic | January 5, 1891 - January 2, 1893 | ||
| William A. Anderson | Republican | January 2, 1893 - January 7, 1895 | ||
| Judson C. Brusie | January 7, 1895 - January 4, 1897 | |||
| William M. Sims | January 4, 1897 - January 2, 1899 | |||
| Grove L. Johnson | January 2, 1899 - January 5, 1903 | |||
| W. S. Killingsworth | Democratic | January 5, 1903 - January 2, 1905 | Solano | |
| Frank R. Devlin | Republican | January 2, 1905 - January 4, 1909 | ||
| John Roche Cronin | January 4, 1909 - January 6, 1913 | |||
| Wilber C. Wall | Democratic | January 6, 1913 - January 4, 1915 | San Joaquin | |
| Lawrence Edwards | January 4, 1915 - January 6, 1919 | |||
| Charles Lamb | Republican | January 6, 1919 - January 6, 1920 | Died in office. [4] | |
| Oscar C. Parkinson | January 3, 1921 - January 8, 1923 | |||
| George A. Dean | January 8, 1923 - January 5, 1925 | |||
| Tom H. Louttit | January 5, 1925 - January 3, 1927 | |||
| Forsythe Charles Clowdsley | Democratic | January 3, 1927 - January 5, 1931 | ||
| Theodore McKay Wright | Republican | January 5, 1931 - January 2, 1933 | Santa Clara | |
| Thomas A. Maloney | January 2, 1933 - January 7, 1957 | San Francisco | ||
| Phillip Burton | Democratic | January 7, 1957 - February 24, 1964 | Resigned from the Assembly after winning a special congressional election. | |
| John Burton | January 4, 1965 - June 25, 1974 | Resigned from the Assembly after winning a special congressional election. | ||
| Dixon Arnett | Republican | December 2, 1974 - November 30, 1978 | San Mateo | |
| Robert W. Naylor | December 4, 1978 - November 30, 1986 | |||
| Bill Duplissea | December 1, 1986 - November 30, 1988 | |||
| Ted Lempert | Democratic | December 5, 1988 - November 30, 1992 | ||
| Delaine Eastin | December 7, 1992 - November 30, 1994 | Alameda, Santa Clara | ||
| Liz Figueroa | December 5, 1994 - November 30, 1998 | |||
| John A. Dutra | December 7, 1998 - November 30, 2004 | |||
| Alberto Torrico | December 6, 2004 - November 30, 2010 | |||
| Bob Wieckowski | December 6, 2010 - November 30, 2012 | |||
| Bill Quirk | December 3, 2012 – Present | Alameda | ||
| Primary election | ||||
|---|---|---|---|---|
| Party | Candidate | Votes | % | |
| Democratic | Bill Quirk (incumbent) | 42,606 | 47.1% | |
| Democratic | Alexis Villalobos | 19,900 | 22.0% | |
| Republican | Son Nguyen | 18,410 | 20.4% | |
| Democratic | Vipan Singh Bajwa | 9,463 | 10.5% | |
| Total votes | 90,379 | 100.0% | ||
| General election | ||||
| Democratic | Bill Quirk (incumbent) | 100,105 | 56.9% | |
| Democratic | Alexis Villalobos | 75,672 | 43.1% | |
| Total votes | 175,777 | 100.0% | ||
| Primary election | ||||
|---|---|---|---|---|
| Party | Candidate | Votes | % | |
| Democratic | Bill Quirk (incumbent) | 56,762 | 99.9 | |
| Republican | Joseph Grcar (write-in) | 81 | 0.1 | |
| Total votes | 56,843 | 100.0 | ||
| General election | ||||
| Democratic | Bill Quirk (incumbent) | 105,848 | 77.4 | |
| Republican | Joseph Grcar | 30,863 | 22.6 | |
| Total votes | 136,711 | 100.0 | ||
| Democratic hold | ||||
| Primary election | ||||
|---|---|---|---|---|
| Party | Candidate | Votes | % | |
| Democratic | Bill Quirk (incumbent) | 66,526 | 77.7 | |
| Republican | Luis A. Wong | 19,078 | 22.3 | |
| Total votes | 85,604 | 100.0 | ||
| General election | ||||
| Democratic | Bill Quirk (incumbent) | 114,001 | 74.3 | |
| Republican | Luis A. Wong | 39,507 | 25.7 | |
| Total votes | 153,508 | 100.0 | ||
| Democratic hold | ||||
| Primary election | ||||
|---|---|---|---|---|
| Party | Candidate | Votes | % | |
| Democratic | Bill Quirk (incumbent) | 31,882 | 66.0 | |
| Republican | Jaime Patino | 11,246 | 23.3 | |
| No party preference | Luis Reynoso | 5,186 | 10.7 | |
| Total votes | 48,314 | 100.0 | ||
| General election | ||||
| Democratic | Bill Quirk (incumbent) | 56,144 | 71.8 | |
| Republican | Jaime Patino | 22,007 | 28.2 | |
| Total votes | 78,151 | 100.0 | ||
| Democratic hold | ||||
| Primary election | ||||
|---|---|---|---|---|
| Party | Candidate | Votes | % | |
| Democratic | Bill Quirk | 17,177 | 30.3 | |
| Democratic | Jennifer Ong | 14,560 | 25.7 | |
| No party preference | Mark Green | 11,490 | 20.3 | |
| Republican | Luis Reynoso | 10,041 | 17.7 | |
| Democratic | Sarabjit Kaur Cheema | 3,397 | 6.0 | |
| Total votes | 56,665 | 100.0 | ||
| General election | ||||
| Democratic | Bill Quirk | 67,028 | 50.3 | |
| Democratic | Jennifer Ong | 66,111 | 49.7 | |
| Total votes | 133,139 | 100.0 | ||
| Democratic hold | ||||
| Party | Candidate | Votes | % | |
|---|---|---|---|---|
| Democratic | Bob Wieckowski | 76,446 | 72.9 | |
| Republican | Adnan Shahab | 28,460 | 27.1 | |
| Total votes | 104,906 | 100.0 | ||
| Democratic hold | ||||
| Party | Candidate | Votes | % | |
|---|---|---|---|---|
| Democratic | Alberto Torrico (incumbent) | 99,305 | 71.36 | |
| Republican | Jeffrey Wald | 39,861 | 28.64 | |
| Total votes | 139,166 | 100.00 | ||
| Turnout | 68.16 | |||
| Democratic hold | ||||
| Party | Candidate | Votes | % | |
|---|---|---|---|---|
| Democratic | Alberto Torrico (incumbent) | 61,238 | 65.30 | |
| Republican | Ken Nishimura | 32,548 | 34.70 | |
| Total votes | 93,786 | 100.00 | ||
| Turnout | 53.57 | |||
| Democratic hold | ||||
| Party | Candidate | Votes | % | |
|---|---|---|---|---|
| Democratic | Alberto Torrico | 87,724 | 68.62 | |
| Republican | Cliff Williams | 40,114 | 31.38 | |
| Total votes | 127,838 | 100.00 | ||
| Democratic hold | ||||
| Party | Candidate | Votes | % | |
|---|---|---|---|---|
| Democratic | John A. Dutra (incumbent) | 53,000 | 66.60 | |
| Republican | Daniel L. Dow | 22,936 | 28.82 | |
| Libertarian | Keith Lyon | 3,638 | 4.57 | |
| Invalid or blank votes | 6,853 | 7.93 | ||
| Total votes | 86,427 | 100.00 | ||
| Democratic hold | ||||
| Party | Candidate | Votes | % | |
|---|---|---|---|---|
| Democratic | John A. Dutra (incumbent) | 75,455 | 64.46 | |
| Republican | Lowell King | 35,889 | 30.66 | |
| Libertarian | Mark Werlwas | 5,709 | 4.88 | |
| Invalid or blank votes | 13,301 | 10.20 | ||
| Total votes | 130,354 | 100.00 | ||
| Democratic hold | ||||
| Party | Candidate | Votes | % | |
|---|---|---|---|---|
| Democratic | John A. Dutra | 52,132 | 57.69 | |
| Republican | Jonelle Joan Zager | 38,239 | 42.31 | |
| Invalid or blank votes | 10,068 | 10.02 | ||
| Total votes | 100,439 | 100.00 | ||
| Democratic hold | ||||
| Party | Candidate | Votes | % | |
|---|---|---|---|---|
| Democratic | Liz Figueroa (incumbent) | 70,130 | 61.30 | |
| Republican | Anthony R. Smith | 44,270 | 38.70 | |
| Invalid or blank votes | 12,636 | 9.95 | ||
| Total votes | 127,036 | 100.00 | ||
| Democratic hold | ||||
| Party | Candidate | Votes | % | |
|---|---|---|---|---|
| Democratic | Liz Figueroa | 47,498 | 50.04 | |
| Republican | Scott Patrick Haggerty | 40,885 | 43.07 | |
| Libertarian | Terry Savage | 6,538 | 6.89 | |
| Invalid or blank votes | 12,027 | 11.25 | ||
| Total votes | 106,948 | 100.00 | ||
| Democratic hold | ||||
| Party | Candidate | Votes | % | |
|---|---|---|---|---|
| Democratic | Delaine Eastin (incumbent) | 83,889 | 64.07 | |
| Republican | Lindy G. Batara | 47,044 | 35.93 | |
| Invalid or blank votes | 13,129 | 9.11 | ||
| Total votes | 144,062 | 100.00 | ||
| Democratic hold | ||||
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