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Solano County, CA


Metropolitan Statistical Area: Vallejo, CA
Designated Market Area: Sacramento-Stockton-Modesto, CA
American Communities Project County Type (2023): Exurbs

Places in Solano County, CA     [Sort places by name]

 

Tracts in Solano County, CA

   



Click here to view demographic data for Solano County, CA

2022 population: 448,747   ( 35,403 from 2010 , 4,743 from 2020)
Land area: 821.8 square miles
Population density: 546.0 persons per square mile

2022 Census data
White:154,406 34.41% 8.4%
Black:59,37813.23% 1.1%
Indian:1,8110.40% 2.8%
Asian:77,72117.32% 24.8%
2+ races:24,8345.53% 18.1%
Hispanic:130,59729.10% 31.4%
Total non-White:294,34165.59% 20.3%

2020-2022 ComponentsNumberRate
Births:11,098 12.2
Deaths:9,0079.9
Net Migration: -8,047-8.9
Net Immigration: 1,1991.3
Change in White population:-14,222 -3.4
Change in Non-White pop.:49,625 12.0



Historical Presidential Election Results for Solano County, CA

Recent Trends
VotesΔ MarginSwing %
2020 vs. 2016 R +17,386 D +11,893 R + 1.7%
D +29,279
2020 vs. 2012 R +17,214 D +17,642 D + 1.0%
D +34,856
2020 vs. 2008 R +13,271 D +16,273 D + 1.9%
D +29,544
2016 vs. 2008 R -4,115 D +4,380 D + 3.6%
D +265
How to interpret this table


Click on the Year to view county-level data for that election.

YearTurnout WinnerRunner-Up OtherTotal Votes Diff
(St) 		Diff
(US) 		PSV
2020 59% Joe Biden (D) 131,639 63.6% Donald Trump* (R) 69,306 33.5% 5,886 [+] 2.8% 206,831 -1 -13 1.18%
2016 50% Hillary Clinton (D) 102,360 60.9% Donald Trump (R) 51,920 30.9% 13,870 [+] 8.2% 168,150 -1 -15 1.18%
2012 48% Barack Obama* (D) 96,783 63.3% Mitt Romney (R) 52,092 34.1% 3,965 [+] 2.6% 152,840 -3 -13 1.17%
2008 53% Barack Obama (D) 102,095 63.2% John McCain (R) 56,035 34.7% 3,458 [+] 2.1% 161,588 -2 -11 1.19%
2004 51% John Kerry (D) 85,096 57.2% George W. Bush* (R) 62,301 41.9% 1,440 [+] 1.0% 148,837 -2 -9 1.20%
2000 47% Albert Gore, Jr. (D) 75,116 57.0% George W. Bush (R) 51,604 39.2% 5,015 [+] 3.8% 131,735 -2 -9 1.20%
1996 44% Bill Clinton* (D) 64,644 55.1% Robert Dole (R) 40,742 34.7% 11,893 [+] 10.1% 117,279 -3 -6 1.17%
1992 53% Bill Clinton (D) 64,320 48.7% George Bush* (R) 38,883 29.4% 28,908 [+] 21.9% 132,111 -3 -8 1.19%
1988 47% Michael Dukakis (D) 54,344 51.2% George Bush (R) 50,314 47.4% 1,430 [+] 1.3% 106,088 -4 -6 1.07%
1984 49% Ronald Reagan* (R) 51,678 54.5% Walter Mondale (D) 41,982 44.3% 1,138 1.2% 94,798 -3 -4 1.00%
1980 49% Ronald Reagan (R) 40,919 50.7% Jimmy Carter* (D) 30,952 38.4% 8,805 [+] 10.9% 80,676 -2 0 0.94%
1976 46% Jimmy Carter (D) 33,682 54.6% Gerald Ford* (R) 26,136 42.4% 1,826 [+] 3.0% 61,644 -7 -6 0.78%
1972 50% Richard Nixon* (R) 31,314 54.0% George McGovern (D) 24,766 42.7% 1,885 [+] 3.3% 57,965 -1 -7 0.69%
1968 53% Hubert Humphrey (D) 27,271 53.5% Richard Nixon (R) 17,683 34.7% 5,998 [+] 11.8% 50,952 -13 -9 0.70%
1964 57% Lyndon Johnson* (D) 34,930 69.5% Barry Goldwater (R) 15,263 30.4% 47 0.1% 50,240 -10 -8 0.71%
1960 58% John Kennedy (D) 26,977 58.8% Richard Nixon (R) 18,751 40.9% 141 0.3% 45,869 -9 -9 0.70%
1956 55% Adlai Stevenson (D) 24,903 58.1% Dwight Eisenhower* (R) 17,865 41.7% 95 0.2% 42,863 -14 -16 0.78%
1952 65% Adlai Stevenson (D) 26,130 57.2% Dwight Eisenhower (R) 19,369 42.4% 216 0.5% 45,715 -14 -13 0.89%
1948 59% Harry Truman* (D) 23,257 63.5% Thomas Dewey (R) 12,345 33.7% 1,022 [+] 2.8% 36,624 -13 -11 0.91%
1944 74% Franklin Roosevelt* (D) 24,335 69.9% Thomas Dewey (R) 10,361 29.8% 105 0.3% 34,801 -13 -16 0.99%
1940 66% Franklin Roosevelt* (D) 15,054 70.6% Wendell Willkie (R) 6,081 28.5% 193 0.9% 21,328 -13 -16 0.65%
1936 59% Franklin Roosevelt* (D) 13,459 78.1% Alf Landon (R) 3,603 20.9% 182 [+] 1.1% 17,244 -11 -16 0.65%
1932 53% Franklin Roosevelt (D) 9,712 67.2% Herbert Hoover* (R) 4,382 30.3% 367 [+] 2.5% 14,461 -7 -9 0.64%
1928 52% Herbert Hoover (R) 7,061 52.3% Al Smith (D) 6,278 46.5% 158 [+] 1.2% 13,497 -12 -6 0.75%
1924 39% Calvin Coolidge (R) 4,782 48.0% Robert LaFollette (Prog) 4,123 41.4% 1,057 [+] 10.6% 9,962 -9 -6 0.78%
1920 43% Warren Harding (R) 7,102 64.8% James Cox (D) 2,954 26.9% 909 [+] 8.3% 10,965 -1 4 1.16%
1916 42% Woodrow Wilson* (D) 5,678 58.4% Charles Evans Hughes (R) 3,536 36.3% 514 [+] 5.3% 9,728 -10 -10 0.97%
1912 41% Woodrow Wilson (D) 3,650 45.7% Theodore Roosevelt (Prog) 3,353 41.9% 990 [+] 12.4% 7,993 0 -23 1.18%
1908 34% William Taft (R) 3,115 54.7% William J. Bryan (D) 2,033 35.7% 545 [+] 9.6% 5,693 -1 3 1.47%
1904 33% Theodore Roosevelt (R) 3,176 61.4% Alton Parker (D) 1,555 30.0% 444 [+] 8.6% 5,175 -1 5 1.56%
1900 37% William McKinley* (R) 3,114 55.4% William J. Bryan (D) 2,262 40.2% 249 [+] 4.4% 5,625 1 4 1.86%
* incumbent         PSV: percent of state vote



2020 President, Solano County, CA
CandidateVotesPct
Joe Biden (D) 131,639 63.6%
Donald Trump* (R) 69,306 33.5%
Jo Jorgensen (Lbt) 2,475 1.2%
Other 3,411 1.6%
TOTAL 206,831
Turnout: 59% Diff (St): -1 Diff (US): -13


2016 President, Solano County, CA
CandidateVotesPct
Hillary Clinton (D) 102,360 60.9%
Donald Trump (R) 51,920 30.9%
Gary Johnson (Lbt) 6,254 3.7%
Jill Stein (Grn) 2,771 1.6%
Evan McMullin (I) 557 0.3%
Other 4,288 2.6%
TOTAL 168,150
Turnout: 50% Diff (St): -1 Diff (US): -15


2012 President, Solano County, CA
CandidateVotesPct
Barack Obama* (D) 96,783 63.3%
Mitt Romney (R) 52,092 34.1%
Gary Johnson (Lbt) 1,445 0.9%
Other 2,520 1.6%
TOTAL 152,840
Turnout: 48% Diff (St): -3 Diff (US): -13


2008 President, Solano County, CA
CandidateVotesPct
Barack Obama (D) 102,095 63.2%
John McCain (R) 56,035 34.7%
Ralph Nader (I) 1,162 0.7%
Bob Barr (Lbt) 602 0.4%
Other 1,694 1.0%
TOTAL 161,588
Turnout: 53% Diff (St): -2 Diff (US): -11


2004 President, Solano County, CA
CandidateVotesPct
George W. Bush* (R) 62,301 41.9%
John Kerry (D) 85,096 57.2%
Other 1,440 1.0%
TOTAL 148,837
Turnout: 51% Diff (St): -2 Diff (US): -9


2000 President, Solano County, CA
CandidateVotesPct
George W. Bush (R) 51,604 39.2%
Albert Gore, Jr. (D) 75,116 57.0%
Ralph Nader (Grn) 3,869 2.9%
Pat Buchanan (Ref) 471 0.4%
Other 675 0.5%
TOTAL 131,735
Turnout: 47% Diff (St): -2 Diff (US): -9


1996 President, Solano County, CA
CandidateVotesPct
Bill Clinton* (D) 64,644 55.1%
Robert Dole (R) 40,742 34.7%
Ross Perot (Ref) 8,682 7.4%
Ralph Nader (Grn) 1,868 1.6%
Harry Browne (Lbt) 708 0.6%
Other 635 0.5%
TOTAL 117,279
Turnout: 44% Diff (St): -3 Diff (US): -6


1992 President, Solano County, CA
CandidateVotesPct
Bill Clinton (D) 64,320 48.7%
George Bush* (R) 38,883 29.4%
Ross Perot (I) 27,851 21.1%
Other 1,057 0.8%
TOTAL 132,111
Turnout: 53% Diff (St): -3 Diff (US): -8


1988 President, Solano County, CA
CandidateVotesPct
George Bush (R) 50,314 47.4%
Michael Dukakis (D) 54,344 51.2%
Ron Paul (Lbt) 737 0.7%
Other 693 0.7%
TOTAL 106,088
Turnout: 47% Diff (St): -4 Diff (US): -6


1984 President, Solano County, CA
CandidateVotesPct
Ronald Reagan* (R) 51,678 54.5%
Walter Mondale (D) 41,982 44.3%
Other 1,138 1.2%
TOTAL 94,798
Turnout: 49% Diff (St): -3 Diff (US): -4


1980 President, Solano County, CA
CandidateVotesPct
Ronald Reagan (R) 40,919 50.7%
Jimmy Carter* (D) 30,952 38.4%
John Anderson (I) 6,713 8.3%
Edward Clark (Lbt) 1,468 1.8%
Other 624 0.8%
TOTAL 80,676
Turnout: 49% Diff (St): -2 Diff (US): 0


1976 President, Solano County, CA
CandidateVotesPct
Jimmy Carter (D) 33,682 54.6%
Gerald Ford* (R) 26,136 42.4%
Eugene McCarthy (I) 461 0.7%
Other 1,365 2.2%
TOTAL 61,644
Turnout: 46% Diff (St): -7 Diff (US): -6


1972 President, Solano County, CA
CandidateVotesPct
Richard Nixon* (R) 31,314 54.0%
George McGovern (D) 24,766 42.7%
John Schmitz (Amer) 1,616 2.8%
Other 269 0.5%
TOTAL 57,965
Turnout: 50% Diff (St): -1 Diff (US): -7


1968 President, Solano County, CA
CandidateVotesPct
Richard Nixon (R) 17,683 34.7%
Hubert Humphrey (D) 27,271 53.5%
George Wallace (AIP) 5,810 11.4%
Other 188 0.4%
TOTAL 50,952
Turnout: 53% Diff (St): -13 Diff (US): -9


1964 President, Solano County, CA
CandidateVotesPct
Lyndon Johnson* (D) 34,930 69.5%
Barry Goldwater (R) 15,263 30.4%
Other 47 0.1%
TOTAL 50,240
Turnout: 57% Diff (St): -10 Diff (US): -8


1960 President, Solano County, CA
CandidateVotesPct
John Kennedy (D) 26,977 58.8%
Richard Nixon (R) 18,751 40.9%
Other 141 0.3%
TOTAL 45,869
Turnout: 58% Diff (St): -9 Diff (US): -9


1956 President, Solano County, CA
CandidateVotesPct
Dwight Eisenhower* (R) 17,865 41.7%
Adlai Stevenson (D) 24,903 58.1%
Other 95 0.2%
TOTAL 42,863
Turnout: 55% Diff (St): -14 Diff (US): -16


1952 President, Solano County, CA
CandidateVotesPct
Dwight Eisenhower (R) 19,369 42.4%
Adlai Stevenson (D) 26,130 57.2%
Other 216 0.5%
TOTAL 45,715
Turnout: 65% Diff (St): -14 Diff (US): -13


1948 President, Solano County, CA
CandidateVotesPct
Harry Truman* (D) 23,257 63.5%
Thomas Dewey (R) 12,345 33.7%
Henry Wallace (Prog) 962 2.6%
Other 60 0.2%
TOTAL 36,624
Turnout: 59% Diff (St): -13 Diff (US): -11


1944 President, Solano County, CA
CandidateVotesPct
Franklin Roosevelt* (D) 24,335 69.9%
Thomas Dewey (R) 10,361 29.8%
Other 105 0.3%
TOTAL 34,801
Turnout: 74% Diff (St): -13 Diff (US): -16


1940 President, Solano County, CA
CandidateVotesPct
Franklin Roosevelt* (D) 15,054 70.6%
Wendell Willkie (R) 6,081 28.5%
Other 193 0.9%
TOTAL 21,328
Turnout: 66% Diff (St): -13 Diff (US): -16


1936 President, Solano County, CA
CandidateVotesPct
Franklin Roosevelt* (D) 13,459 78.1%
Alf Landon (R) 3,603 20.9%
Norman Thomas (Soc) 69 0.4%
Other 113 0.7%
TOTAL 17,244
Turnout: 59% Diff (St): -11 Diff (US): -16


1932 President, Solano County, CA
CandidateVotesPct
Franklin Roosevelt (D) 9,712 67.2%
Herbert Hoover* (R) 4,382 30.3%
Norman Thomas (Soc) 260 1.8%
Other 107 0.7%
TOTAL 14,461
Turnout: 53% Diff (St): -7 Diff (US): -9


1928 President, Solano County, CA
CandidateVotesPct
Herbert Hoover (R) 7,061 52.3%
Al Smith (D) 6,278 46.5%
Norman Thomas (Soc) 158 1.2%
TOTAL 13,497
Turnout: 52% Diff (St): -12 Diff (US): -6


1924 President, Solano County, CA
CandidateVotesPct
Calvin Coolidge (R) 4,782 48.0%
John Davis (D) 957 9.6%
Robert LaFollette (Prog) 4,123 41.4%
Other 100 1.0%
TOTAL 9,962
Turnout: 39% Diff (St): -9 Diff (US): -6


1920 President, Solano County, CA
CandidateVotesPct
Warren Harding (R) 7,102 64.8%
James Cox (D) 2,954 26.9%
Eugene Debs (Soc) 743 6.8%
Aaron Watkins (Proh) 166 1.5%
TOTAL 10,965
Turnout: 43% Diff (St): -1 Diff (US): 4


1916 President, Solano County, CA
CandidateVotesPct
Woodrow Wilson* (D) 5,678 58.4%
Charles Evans Hughes (R) 3,536 36.3%
Allan Benson (Soc) 322 3.3%
James Hanly (Proh) 192 2.0%
TOTAL 9,728
Turnout: 42% Diff (St): -10 Diff (US): -10


1912 President, Solano County, CA
CandidateVotesPct
Woodrow Wilson (D) 3,650 45.7%
Theodore Roosevelt (Prog) 3,353 41.9%
William Taft* (R) 40 0.5%
Eugene Debs (Soc) 781 9.8%
Eugene Chafin (Proh) 169 2.1%
TOTAL 7,993
Turnout: 41% Diff (St): 0 Diff (US): -23


1908 President, Solano County, CA
CandidateVotesPct
William Taft (R) 3,115 54.7%
William J. Bryan (D) 2,033 35.7%
Eugene Debs (Soc) 402 7.1%
Eugene Chafin (Proh) 102 1.8%
Thomas Hisgen (I) 41 0.7%
TOTAL 5,693
Turnout: 34% Diff (St): -1 Diff (US): 3


1904 President, Solano County, CA
CandidateVotesPct
Theodore Roosevelt (R) 3,176 61.4%
Alton Parker (D) 1,555 30.0%
Eugene Debs (Soc) 326 6.3%
Silas Swallow (Proh) 118 2.3%
TOTAL 5,175
Turnout: 33% Diff (St): -1 Diff (US): 5


1900 President, Solano County, CA
CandidateVotesPct
William McKinley* (R) 3,114 55.4%
William J. Bryan (D) 2,262 40.2%
Other 249 4.4%
TOTAL 5,625
Turnout: 37% Diff (St): 1 Diff (US): 4
* incumbent

Historical Statewide Election Results for Solano County, CA

Click on the Year to view county-level data for that election.

YearTypeTurnout WinnerRunner-Up OtherTotal VotesDiff PSV
2022 S3 37% Alex Padilla* (D) 80,317 61.9% Mark Meuser (R) 49,443 38.1% 0 0.0% 129,760 -1 1.20%
2022 G 37% Gavin Newsom* (D) 77,769 59.5% Brian Dahle (R) 52,850 40.5% 0 0.0% 130,619 0 1.19%
2018 S1 38% Dianne Feinstein* (D) 70,174 52.9% Kevin DeLeon (D) 62,506 47.1% 0 0.0% 132,680 n/a 1.19%
2018 G 42% Gavin Newsom (D) 89,694 61.3% John H. Cox (R) 56,627 38.7% 0 0.0% 146,321 1 1.17%
2016 S3 44% Kamala Harris (D) 97,410 66.4% Loretta Sanchez (D) 49,229 33.6% 0 0.0% 146,639 n/a 1.20%
2014 G 27% Jerry Brown* (D) 57,874 64.6% Neel Kashkari (R) 31,754 35.4% 0 0.0% 89,628 -5 1.22%
2012 S1 47% Dianne Feinstein* (D) 98,251 66.0% Elizabeth Emken (R) 50,634 34.0% 0 0.0% 148,885 -3 1.18%
2010 S3 38% Barbara Boxer* (D) 64,962 55.2% Carly Fiorina (R) 45,975 39.1% 6,795 [+] 5.8% 117,732 -3 1.18%
2010 G 38% Jerry Brown (D) 69,906 58.9% Meg Whitman (R) 43,303 36.5% 5,481 [+] 4.6% 118,690 -4 1.18%
2006 S1 34% Dianne Feinstein* (D) 64,828 63.1% Dick Mountjoy (R) 32,956 32.1% 5,025 [+] 4.9% 102,809 -3 1.20%
2006 G 35% Arnold Schwarzenegger* (R) 55,130 53.1% Phil Angelides (D) 43,501 41.9% 5,095 [+] 4.9% 103,726 -3 1.20%
2004 S3 50% Barbara Boxer* (D) 89,779 61.3% Bill Jones (R) 51,354 35.1% 5,284 [+] 3.6% 146,417 -3 1.21%
2003 G 34% Arnold Schwarzenegger (R) 43,122 43.4% Cruz Bustamante (D) 34,441 34.6% 21,898 [+] 22.0% 99,461 14 1.15%
2002 G 31% Gray Davis* (D) 46,385 52.4% Bill Simon (R) 33,516 37.9% 8,620 [+] 9.7% 88,521 -5 1.18%
2000 S1 44% Dianne Feinstein* (D) 74,414 60.0% Tom Campbell (R) 41,449 33.4% 8,107 [+] 6.5% 123,970 -3 1.17%
1998 S3 37% Barbara Boxer* (D) 56,772 56.3% Matt Fong (R) 40,051 39.7% 4,027 [+] 4.0% 100,850 -3 1.21%
1998 G 37% Gray Davis (D) 63,791 62.8% Dan Lungren (R) 34,288 33.8% 3,480 [+] 3.4% 101,559 -5 1.21%
1994 S1 38% Dianne Feinstein* (D) 49,920 51.0% Michael Huffington (R) 40,158 41.0% 7,791 [+] 8.0% 97,869 -4 1.15%
1994 G 38% Pete Wilson* (R) 51,265 51.9% Kathleen Brown (D) 43,170 43.7% 4,355 [+] 4.4% 98,790 -3 1.14%
1992 S3 51% Barbara Boxer (D) 67,007 51.9% Bruce Herschensohn (R) 47,148 36.5% 15,020 [+] 11.6% 129,175 -7 1.20%
1992 S1 52% Dianne Feinstein (D) 77,739 59.8% John Seymour (R) 41,970 32.3% 10,227 [+] 7.9% 129,936 -6 1.21%
1990 G 36% Dianne Feinstein (D) 44,969 52.0% Pete Wilson (R) 36,755 42.5% 4,758 [+] 5.5% 86,482 -7 1.12%
1988 S1 43% Leo McCarthy (D) 47,420 48.4% Pete Wilson* (R) 47,288 48.2% 3,351 [+] 3.4% 98,059 -5 1.01%
1986 S3 35% Alan Cranston* (D) 38,356 51.6% Ed Zschau (R) 33,734 45.4% 2,227 [+] 3.0% 74,317 -2 1.00%
1986 G 35% George Deukmejian* (R) 47,396 63.5% Tom Bradley (D) 25,382 34.0% 1,846 [+] 2.5% 74,624 3 1.00%
1982 S1 41% Pete Wilson (R) 36,684 50.1% Jerry Brown (D) 32,967 45.0% 3,539 [+] 4.8% 73,190 -1 0.94%
1982 G 41% George Deukmejian (R) 36,968 50.3% Tom Bradley (D) 33,997 46.3% 2,522 [+] 3.4% 73,487 1 0.93%
1980 S3 48% Alan Cranston* (D) 45,910 58.5% Paul Gann (R) 27,072 34.5% 5,441 [+] 6.9% 78,423 -3 0.94%
1978 G 42% Jerry Brown* (D) 34,513 58.1% Evelle Younger (R) 20,176 33.9% 4,763 [+] 8.0% 59,452 -3 0.86%
1976 S1 45% John Tunney* (D) 31,502 52.0% Sam Hayakawa (R) 27,529 45.5% 1,523 [+] 2.5% 60,554 -5 0.81%
1974 S3 36% Alan Cranston* (D) 31,568 70.3% Bill Richardson (R) 11,810 26.3% 1,515 [+] 3.4% 44,893 -10 0.74%
1974 G 37% Jerry Brown (D) 24,955 54.4% Houston Flournoy (R) 19,524 42.6% 1,372 [+] 3.0% 45,851 -5 0.73%
1970 S1 45% John Tunney (D) 27,263 60.1% George Murphy* (R) 16,885 37.2% 1,232 [+] 2.7% 45,380 -7 0.70%
1970 G 45% Ronald Reagan* (R) 21,939 48.4% Jess Unruh (D) 21,583 47.6% 1,780 [+] 3.9% 45,302 -4 0.70%
1968 S3 51% Alan Cranston (D) 29,182 60.0% Max Rafferty (R) 18,790 38.7% 627 [+] 1.3% 48,599 -8 0.68%
1966 G 50% Ronald Reagan (R) 23,187 50.1% Pat Brown* (D) 23,047 49.8% 39 [+] 0.1% 46,273 -7 0.71%
1964 S1 57% Pierre Salinger* (D) 29,097 57.7% George Murphy (R) 21,294 42.2% 9 [+] 0.0% 50,400 -9 0.72%
1962 S3 47% Thomas Kuchel* (R) 19,867 50.7% Richard Richards (D) 19,323 49.3% 3 [+] 0.0% 39,193 -6 0.69%
1962 G 48% Pat Brown* (D) 25,987 64.3% Richard Nixon (R) 13,888 34.4% 532 [+] 1.3% 40,407 -12 0.69%
*: incumbent               +: ran on additional party lines               Type: G: Governor; S1,S2,S3: Senate Class 1, 2 or 3
italics: special election           RO: runoff election           PSV: percent of state vote


Historical U.S. House Election Results for Solano County, CA

Click on the District to view county-level data for that election (where available).

DateDistrictWinnerRunner-Up OtherTotal Votes
2022-11-08 CA04Matt Brock (R) 22,518 50.3% Mike Thompson* (D) 22,221 49.7% 0 0.0% 44,739
2022-11-08 CA07Doris Matsui* (D) 21 60.0% Max Semenenko (R) 14 40.0% 0 0.0% 35
2022-11-08 CA08John Garamendi* (D) 58,503 69.6% Rudy Recile (R) 25,536 30.4% 0 0.0% 84,039
County Total for 2022-11-08:   128,813
2020-11-03 CA03John Garamendi* (D) 74,688 56.4% Tamika Hamilton (R) 57,659 43.6% 0 0.0% 132,347
2020-11-03 CA05Mike Thompson* (D) 55,271 78.3% Scott Giblin (R) 15,352 21.7% 0 0.0% 70,623
County Total for 2020-11-03:   202,970
2018-11-06 CA03John Garamendi* (D) 56,070 59.9% Charlie Schaupp (R) 37,498 40.1% 0 0.0% 93,568
2018-11-06 CA05Mike Thompson* (D) 39,568 79.3% Anthony Mills (I) 10,359 20.7% 0 0.0% 49,927
County Total for 2018-11-06:   143,495
2016-11-08 CA03John Garamendi* (D) 63,506 61.5% Eugene Cleek (R) 39,721 38.5% 0 0.0% 103,227
2016-11-08 CA05Mike Thompson* (D) 45,866 79.5% Carlos Santamaria (R) 11,847 20.5% 0 0.0% 57,713
County Total for 2016-11-08:   160,940
2014-11-04 CA03John Garamendi* (D) 31,791 55.0% Dan Logue (R) 26,039 45.0% 0 0.0% 57,830
2014-11-04 CA05Mike Thompson* (D) 23,916 79.7% James Hinton (I) 6,076 20.3% 0 0.0% 29,992
County Total for 2014-11-04:   87,822
2012-11-06 CA03John Garamendi* (D) 53,098 56.8% Kim Dolbow-Vann (R) 40,427 43.2% 0 0.0% 93,525
2012-11-06 CA05Mike Thompson* (D) 41,456 77.4% Randy Loftin (R) 12,094 22.6% 0 0.0% 53,550
County Total for 2012-11-06:   147,075
2010-11-02 CA03Dan Lungren* (R) 2,954 48.3% Ami Bera (D) 2,717 44.5% 439 7.2% 6,110
2010-11-02 CA07George Miller* (D) 42,391 59.7% Rick Tubbs (R) 28,571 40.3% 0 0.0% 70,962
2010-11-02 CA10John Garamendi* (D) 21,437 56.4% Gary Clift (R) 15,220 40.1% 1,328 3.5% 37,985
County Total for 2010-11-02:   115,057
2009-11-03 sp CA10John Garamendi (D) 10,822 50.5% David Harmer (R) 9,260 43.2% 1,340 6.3% 21,422
County Total for 2009-11-03:   21,422
2008-11-04 CA03Dan Lungren* (R) 3,365 49.3% Bill Durston (D) 3,061 44.9% 397 5.8% 6,823
2008-11-04 CA07George Miller* (D) 62,946 67.4% Roger Petersen (R) 25,240 27.0% 5,138 5.5% 93,324
2008-11-04 CA10Ellen Tauscher* (D) 33,201 63.5% Nicholas Gerber (R) 16,628 31.8% 2,434 4.7% 52,263
County Total for 2008-11-04:   152,410
2006-11-07 CA03Dan Lungren* (R) 2,955 56.9% Bill Durston (D) 2,111 40.6% 131 2.5% 5,197
2006-11-07 CA07George Miller* (D) 47,054 80.5% Camden McConnell (R) 11,375 19.5% 0 0.0% 58,429
2006-11-07 CA10Ellen Tauscher* (D) 21,170 62.8% Darcy Linn (R) 12,500 37.1% 28 0.1% 33,698
County Total for 2006-11-07:   97,324
2004-11-02 CA03Dan Lungren (R) 3,686 61.1% Gabe Castillo (D) 2,137 35.4% 206 3.4% 6,029
2004-11-02 CA07George Miller* (D) 59,850 69.9% Charles Hargrave (R) 25,806 30.1% 0 0.0% 85,656
2004-11-02 CA10Ellen Tauscher* (D) 30,026 62.2% Jeff Ketelson (R) 18,275 37.8% 0 0.0% 48,301
County Total for 2004-11-02:   139,986
2002-11-05 CA03Doug Ose* (R) 2,388 61.7% Howard Beeman (D) 1,376 35.6% 105 2.7% 3,869
2002-11-05 CA07George Miller* (D) 34,598 64.3% Charles Hargrave (R) 17,642 32.8% 1,544 2.9% 53,784
2002-11-05 CA10Ellen Tauscher* (D) 19,123 72.7% Sonia Harden (Libertarian) 7,173 27.3% 0 0.0% 26,296
County Total for 2002-11-05:   83,949
2000-11-07 CA01Mike Thompson* (D) 28,025 58.9% Jim Chase (R) 16,022 33.7% 3,496 7.4% 47,543
2000-11-07 CA03Doug Ose* (R) 14,762 56.1% Bob Kent (D) 10,703 40.7% 831 3.2% 26,296
2000-11-07 CA07George Miller* (D) 39,254 74.3% Christopher Hoffman (R) 12,350 23.4% 1,242 2.4% 52,846
County Total for 2000-11-07:   126,685
1998-11-03 CA01Mike Thompson (D) 21,320 58.1% Mark Luce (R) 13,681 37.3% 1,688 4.6% 36,689
1998-11-03 CA03Doug Ose (R) 10,206 51.5% Sandie Dunn (D) 9,152 46.2% 454 2.3% 19,812
1998-11-03 CA07George Miller* (D) 30,638 74.6% Norman Reece (R) 10,439 25.4% 0 0.0% 41,077
County Total for 1998-11-03:   97,578
1996-11-05 CA01Frank Riggs* (R) 20,046 50.8% Michela Alioto (D) 17,444 44.2% 1,969 5.0% 39,459
1996-11-05 CA03Vic Fazio* (D) 10,863 52.3% Tim Lefever (R) 8,721 42.0% 1,192 5.7% 20,776
1996-11-05 CA07George Miller* (D) 28,284 66.9% Norman Reece (R) 11,231 26.6% 2,781 6.6% 42,296
County Total for 1996-11-05:   102,531
1994-11-08 CA01Frank Riggs (R) 19,923 53.2% Dan Hamburg* (D) 17,538 46.8% 0 0.0% 37,461
1994-11-08 CA03Tim Lefever (R) 9,088 48.4% Vic Fazio* (D) 8,941 47.6% 763 4.1% 18,792
1994-11-08 CA07George Miller* (D) 26,878 66.8% Charles Hughes (R) 12,008 29.8% 1,352 3.4% 40,238
County Total for 1994-11-08:   96,491
1992-11-03 CA01Dan Hamburg (D) 23,802 48.4% Frank Riggs* (R) 21,033 42.8% 4,294 8.7% 49,129
1992-11-03 CA03Vic Fazio* (D) 10,858 47.3% Bill Richardson (R) 10,063 43.8% 2,035 8.9% 22,956
1992-11-03 CA07George Miller* (D) 35,569 64.4% Dave Scholl (R) 16,840 30.5% 2,825 5.1% 55,234
County Total for 1992-11-03:   127,319
*: incumbent           sp: special election           RO: runoff election

Voter Registration Data for Solano County, CA

YearTotalRepublicanDemocratOtherR/D EdgeR/D Edge %VAPOP %
2022 260,358 57,257 22.0% 127,526 49.0% 75,575 29.0% Dem +70,269 Dem +27.0% 74%
2020 259,161 58,473 22.6% 124,706 48.1% 75,982 29.3% Dem +66,233 Dem +25.6% 74%
2018 231,510 50,074 21.6% 105,652 45.6% 75,784 32.7% Dem +55,578 Dem +24.0% 68%
2016 224,930 52,536 23.4% 107,996 48.0% 64,398 28.6% Dem +55,460 Dem +24.7% 67%
2014 200,147 48,815 24.4% 96,119 48.0% 55,213 27.6% Dem +47,304 Dem +23.6% 61%
2012 209,484 52,777 25.2% 101,815 48.6% 54,892 26.2% Dem +49,038 Dem +23.4% 66%
2010 196,133 51,318 26.2% 97,140 49.5% 47,675 24.3% Dem +45,822 Dem +23.4% 63%
2008 190,477 49,663 26.1% 96,621 50.7% 44,193 23.2% Dem +46,958 Dem +24.7% 62%
2006 163,235 47,538 29.1% 79,355 48.6% 36,342 22.3% Dem +31,817 Dem +19.5% 54%
2004 195,049 56,456 28.9% 94,328 48.4% 44,265 22.7% Dem +37,872 Dem +19.4% 66%
2002 174,634 52,155 29.9% 87,743 50.2% 34,736 19.9% Dem +35,588 Dem +20.4% 60%
2000 194,415 56,206 28.9% 99,828 51.3% 38,381 19.7% Dem +43,622 Dem +22.4% 69%
1998 173,892 52,679 30.3% 90,685 52.2% 30,528 17.6% Dem +38,006 Dem +21.9% 63%
1996 179,805 55,889 31.1% 94,883 52.8% 29,033 16.1% Dem +38,994 Dem +21.7% 67%
1994 167,369 52,099 31.1% 92,547 55.3% 22,723 13.6% Dem +40,448 Dem +24.2% 65%
1992 173,167 53,162 30.7% 96,391 55.7% 23,614 13.6% Dem +43,229 Dem +25.0% 69%
1990 151,625 49,599 32.7% 83,422 55.0% 18,604 12.3% Dem +33,823 Dem +22.3% 62%
1986 126,655 38,760 30.6% 72,388 57.2% 15,507 12.2% Dem +33,628 Dem +26.6% 60%
VAPOP% is the estimated percentage of voting age population that is registered.
Registration data may include "inactive" voters.   Data for each year pertains to the November elections.