# California's 15th State Assembly district

California's 15th State Assembly district is one of 80 California State Assembly districts. It is currently represented by Democrat Tim Grayson of Concord.

## District profile

The district encompasses the northern coastal East Bay from Martinez to Brentwood. The district is centered on Concord and Antioch.

## Election results from statewide races

| Year | Office | Results |
| 2022 | Senator | Padilla 67.2% – 32.8% |
| 2022 | Governor | Newsom 65.3 – 34.7% |
| 2021 | Recall | No 71.5 – 28.5% |
| 2020 | President | Biden 71.8 – 25.8% |
| 2018 | Governor | Newsom 69.2 – 30.8% |
| 2018 | Senator | Feinstein 57.2 – 42.8% |
| 2016 | President | Clinton 69.7 – 24.5% |
| 2016 | Senator | Harris 69.1 – 30.9% |
| 2014 | Governor | Brown 70.4 – 29.6% |
| 2012 | President | Obama 68.7 – 28.7% |
| 2012 | Senator | Feinstein 71.8 – 28.2% |

## List of assembly members

Due to redistricting, the 15th district has been moved around different parts of the state. The current iteration resulted from the 2021 redistricting by the California Citizens Redistricting Commission.
| Assembly members | Party | Years served | Counties represented | Notes |
| Austin Walrath | Republican | January 5, 1885 - January 3, 1887 | Nevada | |
| Josiah Sims | Republican | January 3, 1887 - January 5, 1891 | Nevada | |
| Michael Garver | Democratic | January 5, 1891 - January 2, 1893 | Nevada | |
| Robert S. Raw | Republican | January 2, 1893 - January 7, 1895 | El Dorado | |
| Charles A. Swisler | Republican | January 7, 1895 - January 4, 1897 | El Dorado | |
| George Burnham | Republican | January 4, 1897 - January 2, 1899 | El Dorado | |
| Robert S. Raw | Republican | January 2, 1899 - January 1, 1901 | El Dorado | |
| S. W. Irving | Democratic | January 1, 1901 - January 5, 1903 | El Dorado | |
| Charles O. Dunbar | Democratic | January 5, 1903 - January 2, 1905 | Sonoma | |
| H. L. Tripp | Republican | January 2, 1905 - April 26, 1906 | Sonoma | Resigned from office, 8 days after the San Francisco Earthquake. |
| Henry W. A. Weske | Republican | January 7, 1907 - January 4, 1909 | Sonoma | |
| Louis W. Juilliard | Democratic | January 4, 1909 - January 2, 1911 | Sonoma | |
| Herbert W. Slater | Democratic | January 2, 1911 - January 6, 1913 | Sonoma | |
| J. M. Inman | Republican | January 6, 1913 - January 4, 1915 | Sacramento | |
| Walter W. Chenoweth | Republican | January 4, 1915 - January 8, 1917 | Sacramento | |
| John W. Johnston | Republican | January 8, 1917 - January 5, 1925 | Sacramento | |
| Roy J. Nielsen | Republican | January 5, 1925 - January 5, 1931 | Sacramento | |
| Frank S. Israel | Republican | January 5, 1931 - September 26, 1932 | San Joaquin | Died in office after falling from a haysack. |
| William F. Knowland | Republican | January 2, 1933 - January 7, 1935 | Alameda | |
| Charles J. Wagner | Democratic | January 7, 1935 - January 4, 1937 | Alameda | |
| George P. Miller | Democratic | January 4, 1937 – January 6, 1941 | Alameda | |
| Randal F. Dickey | Republican | January 6, 1941 - January 7, 1957 | Alameda | |
| Robert W. Crown | Democratic | January 7, 1957 - May 21, 1973 | Alameda | Died in office. |
| Bill Lockyer | Democratic | September 10, 1973 – November 30, 1982 | Alameda | Sworn in after he won the special election. |
| Johan Klehs | Democratic | December 6, 1982 – November 30, 1992 | Alameda | |
| Tom Bates | Democratic | December 7, 1992 – November 30, 1996 | Alameda, Contra Costa | |
| Dion Aroner | Democratic | December 6, 1996 – November 30, 2002 | Alameda, Contra Costa | |
| Loni Hancock | Democratic | December 2, 2002 – November 30, 2008 | Alameda, Contra Costa | |
| Nancy Skinner | Democratic | December 1, 2008 – November 30, 2012 | Alameda, Contra Costa | |
| Susan Bonilla | Democratic | December 3, 2012 – November 30, 2016 | Contra Costa, Solano | |
| Tim Grayson | Democratic | December 5, 2016 – November 30, 2024 | Contra Costa, Solano | |
| Anamarie Avila Farias | Democratic | December 2, 2024 – present | Contra Costa | |

## Contents

* 1992
* 1994
* 1996
* 1998
* 2000
* 2002
* 2004
* 2006
* 2008
* 2010
* 2012
* 2014
* 2016
* 2018
* 2020
* 2022

### 2022

2022 California State Assembly election :
| Primary election |||||
| Party | Party | Candidate | Votes | % |
| | Democratic | Tim Grayson | 61,742 | 68.40 |
| | Republican | Janell Proctor | 28,501 | 31.60% |
| Total votes | Total votes | Total votes | 90,243 | 100.00 |
| General election |||||
| | Democratic | Tim Grayson | 100,712 | =67.30 |
| | Republican | Janell Proctor | 48,911 | 11.60 |
| Total votes | Total votes | Total votes | 149,623 | 100.00 |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold |

### 2020

2020 California State Assembly election :
| Primary election |||||
| Party | Party | Candidate | Votes | % |
| | Democratic | Buffy Wicks (incumbent) | 135,623 | 83.60 |
| | No party preference | Sara Brink | 13,841 | 8.50 |
| | Republican | Jeanne M. Solnordal | 12,791 | 7.90 |
| Total votes | Total votes | Total votes | 162,255 | 100.00 |
| General election |||||
| | Democratic | Tim Grayson (incumbent) | 204,108 | 84.70 |
| | No party preference | Sara Brink | 36,732 | 15.30 |
| Total votes | Total votes | Total votes | 240,840 | 100.00 |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold |

### 2018

2018 California State Assembly election :
| Primary election |||||
| Party | Party | Candidate | Votes | % |
| | Democratic | Buffy Wicks | 37,141 | 31.40 |
| | Democratic | Jovanka Beckles | 18,733 | 15.80 |
| | Democratic | Dan Kalb | 18,007 | 15.20 |
| | Democratic | Judy Appel | 13,591 | 11.50 |
| | Democratic | Rochelle Pardue-Okimoto | 9,826 | 8.30 |
| | Republican | Pranav Jandhyala | 6,946 | 5.90 |
| | Democratic | Andy Katz | 6,209 | 5.20 |
| | Democratic | Ben Bartlett | 3,949 | 3.30 |
| | Democratic | Cheryl Sudduth | 1,493 | 1.20 |
| | Democratic | Raquella Thaman | 1,007 | 0.90 |
| | Democratic | Owen Poindexter | 819 | 0.70 |
| | Democratic | Sergey Vikramsingh Piterman | 689 | 0.60 |
| Total votes | Total votes | Total votes | 118,410 | 100.00 |
| General election |||||
| | Democratic | Tim Grayson | 104,583 | 53.6 |
| | Democratic | Jovanka Beckles | 90,405 | 46.40 |
| Total votes | Total votes | Total votes | 194,988 | 100.00 |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold |

### 2016

2016 California State Assembly election :
| Primary election |||||
| Party | Party | Candidate | Votes | % |
| | Democratic | Tony Thurmond (incumbent) | 124,136 | 91.10 |
| | Republican | Claire Chiara | 12,083 | 8.90 |
| Total votes | Total votes | Total votes | 136,219 | 100.00 |
| General election |||||
| | Democratic | Tony Thurmond (incumbent) | 189,530 | 89.40 |
| | Republican | Claire Chiara | 22,528 | 10.60 |
| Total votes | Total votes | Total votes | 212,058 | 100.00 |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold |

### 2014

2014 California State Assembly election :
| Primary election |||||
| Party | Party | Candidate | Votes | % |
| | Democratic | Elizabeth Echols | 21,664 | 31.10 |
| | Democratic | Tony Thurmond | 16,963 | 24.40 |
| | Democratic | Pamela Price | 11,898 | 17.10 |
| | Republican | Rich Kinney | 7,531 | 10.80 |
| | Democratic | Sam Kang | 4,630 | 6.70 |
| | Democratic | Clarence Hunt | 3,329 | 4.80 |
| | Peace and Freedom | Eugene E. Ruyle | 2,426 | 3.50 |
| | No party preference | Bernt Rainer Wahl | 1,132 | 1.60 |
| Total votes | Total votes | Total votes | 69,573 | 100.00 |
| General election |||||
| | Democratic | Tony Thurmond | 66,661 | 54.30 |
| | Democratic | Elizabeth Echols | 56,071 | 45.70 |
| Total votes | Total votes | Total votes | 122,732 | 100.00 |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold |

### 2012

2012 California State Assembly election :
| Primary election |||||
| Party | Party | Candidate | Votes | % |
| | Democratic | Nancy Skinner (incumbent) | 68,479 | 99.80 |
| | Peace and Freedom | Eugene Ruyle (write-in) | 105 | 0.20 |
| Total votes | Total votes | Total votes | 68,584 | 100.00 |
| General election |||||
| | Democratic | Nancy Skinner (incumbent) | 164,929 | 86.80 |
| | Peace and Freedom | Eugene Ruyle | 25,167 | 13.20 |
| Total votes | Total votes | Total votes | 190,096 | 100.00 |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold |

### 2010

2010 California State Assembly election :
| Party | Party | Candidate | Votes | % |
| | Democratic | Joan Buchanan (incumbent) | 104,441 | 53.40 |
| | Republican | H. Abram Wilson | 91,378 | 46.60 |
| Total votes | Total votes | Total votes | 195,819 | 100.00 |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold |

### 2008

2008 California State Assembly election :
| Party | Party | Candidate | Votes | % |
| | Democratic | Joan Buchanan | 125,897 | 52.24 |
| | Republican | Abram Wilson | 115,096 | 47.76 |
| Total votes | Total votes | Total votes | 240,993 | 100.00 |
| Turnout | Turnout | Turnout | | 78.25 |
| | Democratic gain from Republican | Democratic gain from Republican | Democratic gain from Republican | Democratic gain from Republican |

### 2006

2006 California State Assembly election :
| Party | Party | Candidate | Votes | % |
| | Republican | Guy Houston (incumbent) | 89,039 | 54.79 |
| | Democratic | Terry Coleman | 73,466 | 45.21 |
| Total votes | Total votes | Total votes | 157,505 | 100.00 |
| Turnout | Turnout | Turnout | | 62.31 |
| | Republican hold | Republican hold | Republican hold | Republican hold |

### 2004

2004 California State Assembly election :
| Party | Party | Candidate | Votes | % |
| | Republican | Guy Houston (incumbent) | 113,079 | 55.22 |
| | Democratic | Elaine D. Shaw | 91,709 | 44.78 |
| Total votes | Total votes | Total votes | 204,788 | 100.00 |
| | Republican hold | Republican hold | Republican hold | Republican hold |

### 2002

2002 California State Assembly election :
| Party | Party | Candidate | Votes | % |
| | Republican | Guy Houston | 71,345 | 53.58 |
| | Democratic | Donna Gerber | 61,813 | 46.42 |
| Invalid or blank votes | Invalid or blank votes | Invalid or blank votes | 5,330 | 3.85 |
| Total votes | Total votes | Total votes | 138,488 | 100.00 |
| Turnout | Turnout | Turnout | | |
| | Republican hold | Republican hold | Republican hold | Republican hold |

### 2000

2000 California State Assembly election :
| Party | Party | Candidate | Votes | % |
| | Republican | Lynne C. Leach (incumbent) | 123,522 | 61.32 |
| | Democratic | Gregory James Rolen | 77,901 | 38.68 |
| Invalid or blank votes | Invalid or blank votes | Invalid or blank votes | 17,749 | 8.10 |
| Total votes | Total votes | Total votes | 219,172 | 100.00 |
| | Republican hold | Republican hold | Republican hold | Republican hold |

### 1998

1998 California State Assembly election :
| Party | Party | Candidate | Votes | % |
| | Republican | Lynne C. Leach (incumbent) | 94,589 | 59.36 |
| | Democratic | Charles W. Brydon | 60,662 | 38.07 |
| | Libertarian | R. Duncan Wheat | 4,110 | 2.58 |
| Invalid or blank votes | Invalid or blank votes | Invalid or blank votes | 14,324 | 8.25 |
| Total votes | Total votes | Total votes | 173,685 | 100.00 |
| | Republican hold | Republican hold | Republican hold | Republican hold |

### 1996

1996 California State Assembly election :
| Party | Party | Candidate | Votes | % |
| | Republican | Lynne C. Leach (incumbent) | 89,328 | 48.93 |
| | Democratic | Gail Murray | 87,957 | 48.18 |
| | Natural Law | Martin Sproul | 5,284 | 2.89 |
| Invalid or blank votes | Invalid or blank votes | Invalid or blank votes | 18,004 | 8.96 |
| Total votes | Total votes | Total votes | 190,573 | 100.00 |
| | Republican hold | Republican hold | Republican hold | Republican hold |

### 1994

1994 California State Assembly election :
| Party | Party | Candidate | Votes | % |
| | Republican | Richard Rainey (incumbent) | 103,407 | 67.6 |
| | Democratic | David B. Kearns | 49,554 | 32.4 |
| Invalid or blank votes | Invalid or blank votes | Invalid or blank votes | 17,846 | 10.45 |
| Total votes | Total votes | Total votes | 170,807 | 100.00 |
| | Republican hold | Republican hold | Republican hold | Republican hold |

### 1992

1992 California State Assembly election :
| Party | Party | Candidate | Votes | % |
| | Republican | Richard Rainey | 109,037 | 58.56 |
| | Democratic | Charles W. Brydon | 77,170 | 41.44 |
| Invalid or blank votes | Invalid or blank votes | Invalid or blank votes | 22,218 | 10.66 |
| Total votes | Total votes | Total votes | 208,425 | 100.00 |
| | Republican hold | Republican hold | Republican hold | Republican hold |