California's 15th State Assembly district

California's 15th State Assembly district
California's 15th State Assembly district
Current assemblymember
	Tim Grayson; D–Concord
Population (2020)	512,289
Demographics	37.03% White; 9.78% Black; 31.96% Latino; 13.78% Asian; 0.28% Native American; 0.71% Hawaiian/Pacific Islander; 0.67% other; 5.79 % remainder of multiracial;
Registered voters	310,142
Registration	69.54% Democratic; 5.64% Republican; 21.01% No party preference

California's 15th State Assembly district is one of 80 California State Assembly districts. It is currently represented by Democrat Tim Grayson of Concord.^[3]

District profile

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

Contra Costa County – 43.86%^[1]

Election results from statewide races

Year	Office	Results^[4]
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
Michael Garver	Democratic	January 5, 1891 - January 2, 1893
Robert S. Raw	Republican	January 2, 1893 - January 7, 1895	El Dorado
Charles A. Swisler		January 7, 1895 - January 4, 1897
George Burnham		January 4, 1897 - January 2, 1899
Robert S. Raw		January 2, 1899 - January 1, 1901
S. W. Irving	Democratic	January 1, 1901 - January 5, 1903
Charles O. Dunbar	Democratic	January 5, 1903 - January 2, 1905	Sonoma
H. L. Tripp	Republican	January 2, 1905 - April 26, 1906		Resigned from office, 8 days after the San Francisco Earthquake.^[5]
Henry W. A. Weske	Republican	January 7, 1907 - January 4, 1909
Louis W. Juilliard	Democratic	January 4, 1909 - January 2, 1911
Herbert W. Slater	Democratic	January 2, 1911 - January 6, 1913
J. M. Inman	Republican	January 6, 1913 - January 4, 1915	Sacramento
Walter W. Chenoweth		January 4, 1915 - January 8, 1917
John W. Johnston		January 8, 1917 - January 5, 1925
Roy J. Nielsen		January 5, 1925 - January 5, 1931
Frank S. Israel		January 5, 1931 - September 26, 1932	San Joaquin	Died in office after falling from a haysack.^[6]
William F. Knowland		January 2, 1933 - January 7, 1935	Alameda
Charles J. Wagner	Democratic	January 7, 1935 - January 4, 1937
George P. Miller	Democratic	January 4, 1937 – January 6, 1941
Randal F. Dickey	Republican	January 6, 1941 - January 7, 1957
Robert W. Crown	Democratic	January 7, 1957 - May 21, 1973		Died in office.
Bill Lockyer		September 10, 1973 – November 30, 1982		Sworn in after he won the special election.^[7]
Johan Klehs		December 6, 1982 – November 30, 1992
Tom Bates		December 7, 1992 – November 30, 1996	Alameda, Contra Costa
Dion Aroner		December 6, 1996 – November 30, 2002
Loni Hancock		December 2, 2002 – November 30, 2008
Nancy Skinner		December 1, 2008 – November 30, 2012
Susan Bonilla		December 3, 2012 – November 30, 2016	Contra Costa, Solano
Tim Grayson		December 5, 2016 – present	Contra Costa, Solano

Election results (1992–present)

2022

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

2020

2020 California State Assembly election
Primary election
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			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			240,840	100.00
	Democratic hold

2018

2018 California State Assembly election
Primary election
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			118,410	100.00
General election
	Democratic	Tim Grayson	104,583	53.6
	Democratic	Jovanka Beckles	90,405	46.40
Total votes			194,988	100.00
	Democratic hold

2016

2016 California State Assembly election
Primary election
Party		Candidate	Votes	%
	Democratic	Tony Thurmond (incumbent)	124,136	91.10
	Republican	Claire Chiara	12,083	8.90
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			212,058	100.00
	Democratic hold

2014

2014 California State Assembly election
Primary election
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			69,573	100.00
General election
	Democratic	Tony Thurmond	66,661	54.30
	Democratic	Elizabeth Echols	56,071	45.70
Total votes			122,732	100.00
	Democratic hold

2012

2012 California State Assembly election
Primary election
Party		Candidate	Votes	%
	Democratic	Nancy Skinner (incumbent)	68,479	99.80
	Peace and Freedom	Eugene Ruyle (write-in)	105	0.20
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			190,096	100.00
	Democratic hold

2010

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

2008

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

2006

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

2004

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

2002

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

2000

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

1998

1998 California State Assembly election
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			14,324	8.25
Total votes			173,685	100.00
	Republican hold

1996

1996 California State Assembly election
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			18,004	8.96
Total votes			190,573	100.00
	Republican hold

1994

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

1992

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

References

^ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j "Assembly District 15, District map".
^ "Report of Registration as of July 3, 2020 Registration by State Assembly District" (PDF).
^ "Timothy Grayson Biography". Retrieved August 25, 2023.
^ "2020 Presidential by Legislative District & Most Recent Election Result". CNalysis. Retrieved June 9, 2021.
^ "H.L Tripp". joincalifornia.com.
^ "Frank S. Israel". joincalifornia.com.
^ "Bill Lockyer Oath of Office" (PDF). clerk.assembly.ca.gov.

External links

District map from the California Citizens Redistricting Commission

[assembly15-1] ^ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j "Assembly District 15, District map".

[registration-2] "Report of Registration as of July 3, 2020 Registration by State Assembly District" (PDF).

[3] "Timothy Grayson Biography". Retrieved August 25, 2023.

[4] "2020 Presidential by Legislative District & Most Recent Election Result". CNalysis. Retrieved June 9, 2021.

[5] "H.L Tripp". joincalifornia.com.

[6] "Frank S. Israel". joincalifornia.com.

[7] "Bill Lockyer Oath of Office" (PDF). clerk.assembly.ca.gov.

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