RightDataUSA

San Luis Obispo County, CA


Metropolitan Statistical Area: San Luis Obispo-Paso Robles, CA
Designated Market Area: Santa Barbara-Santa Maria-San Luis Obispo, CA
USDA County Type (2015): Recreation/Tourism
American Communities Project County Type (2023): Exurbs

Places in San Luis Obispo County, CA     [Sort places by name]

 

Tracts in San Luis Obispo County, CA

   



Click here to view demographic data for San Luis Obispo County, CA

2022 population: 282,013   ( 12,376 from 2010 , 430 from 2020)
Land area: 3300.8 square miles
Population density: 85.4 persons per square mile

2022 Census data
White:189,364 67.15% 1.2%
Black:4,5111.60% 12.0%
Indian:1,3380.47% 2.1%
Asian:11,1553.96% 32.0%
2+ races:7,6762.72% 23.1%
Hispanic:67,96924.10% 21.4%
Total non-White:92,64932.85% 18.9%

2020-2022 ComponentsNumberRate
Births:5,387 9.5
Deaths:5,95110.5
Net Migration: -256-0.5
Net Immigration: 3030.5
Change in White population:-2,332 -0.9
Change in Non-White pop.:14,708 5.5



Historical Presidential Election Results for San Luis Obispo County, CA

Recent Trends
VotesΔ MarginSwing %
2020 vs. 2016 R +11,272 D +9,931 D + 4.5%
D +21,203
2020 vs. 2012 R +7,469 D +19,583 D + 12.3%
D +27,052
2020 vs. 2008 R +6,381 D +13,753 D + 7.9%
D +20,134
2016 vs. 2008 R -4,891 D +3,822 D + 3.4%
D -1,069
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 69% Joe Biden (D) 88,310 55.3% Donald Trump* (R) 67,436 42.2% 3,968 [+] 2.5% 159,714 8 -5 0.91%
2016 60% Hillary Clinton (D) 67,107 48.9% Donald Trump (R) 56,164 40.9% 13,931 [+] 10.2% 137,202 9 -5 0.96%
2012 57% Barack Obama* (D) 61,258 48.6% Mitt Romney (R) 59,967 47.6% 4,741 [+] 3.8% 125,966 11 0 0.96%
2008 62% Barack Obama (D) 68,176 51.2% John McCain (R) 61,055 45.9% 3,924 [+] 2.9% 133,155 9 0 0.98%
2004 63% George W. Bush* (R) 67,995 52.7% John Kerry (D) 58,742 45.5% 2,313 [+] 1.8% 129,050 8 2 1.04%
2000 56% George W. Bush (R) 56,859 52.2% Albert Gore, Jr. (D) 44,526 40.9% 7,501 [+] 6.9% 108,886 11 4 0.99%
1996 55% Robert Dole (R) 46,733 46.5% Bill Clinton* (D) 40,395 40.2% 13,372 [+] 13.3% 100,500 8 6 1.00%
1992 60% Bill Clinton (D) 40,136 38.4% George Bush* (R) 36,384 34.8% 28,099 [+] 26.9% 104,619 2 -3 0.94%
1988 52% George Bush (R) 46,613 55.8% Michael Dukakis (D) 35,667 42.7% 1,187 [+] 1.4% 83,467 5 2 0.84%
1984 55% Ronald Reagan* (R) 49,035 63.7% Walter Mondale (D) 26,946 35.0% 969 1.3% 76,950 6 5 0.81%
1980 57% Ronald Reagan (R) 38,631 55.6% Jimmy Carter* (D) 20,508 29.5% 10,388 [+] 14.9% 69,527 3 5 0.81%
1976 55% Gerald Ford* (R) 27,785 51.2% Jimmy Carter (D) 24,926 45.9% 1,587 [+] 2.9% 54,298 2 3 0.69%
1972 61% Richard Nixon* (R) 28,566 56.0% George McGovern (D) 20,779 40.7% 1,688 [+] 3.3% 51,033 1 -5 0.61%
1968 57% Richard Nixon (R) 19,420 51.3% Hubert Humphrey (D) 15,828 41.8% 2,633 [+] 7.0% 37,881 3 8 0.52%
1964 62% Lyndon Johnson* (D) 22,252 59.8% Barry Goldwater (R) 14,906 40.1% 28 0.1% 37,186 -1 2 0.53%
1960 61% Richard Nixon (R) 17,862 54.0% John Kennedy (D) 14,975 45.3% 218 0.7% 33,055 4 4 0.51%
1956 56% Dwight Eisenhower* (R) 16,223 58.5% Adlai Stevenson (D) 11,407 41.1% 118 0.4% 27,748 3 1 0.51%
1952 66% Dwight Eisenhower (R) 17,716 65.4% Adlai Stevenson (D) 9,174 33.8% 213 0.8% 27,103 9 10 0.53%
1948 54% Thomas Dewey (R) 10,325 53.5% Harry Truman* (D) 8,135 42.1% 844 [+] 4.4% 19,304 6 8 0.48%
1944 53% Franklin Roosevelt* (D) 8,068 50.6% Thomas Dewey (R) 7,793 48.9% 75 0.5% 15,936 6 3 0.45%
1940 64% Franklin Roosevelt* (D) 8,499 53.4% Wendell Willkie (R) 7,204 45.3% 217 1.4% 15,920 4 0 0.49%
1936 56% Franklin Roosevelt* (D) 7,889 61.1% Alf Landon (R) 4,812 37.3% 205 [+] 1.6% 12,906 6 1 0.49%
1932 56% Franklin Roosevelt (D) 7,993 65.9% Herbert Hoover* (R) 3,449 28.5% 680 [+] 5.6% 12,122 -9 -11 0.53%
1928 44% Herbert Hoover (R) 5,425 60.8% Al Smith (D) 3,336 37.4% 159 [+] 1.8% 8,920 -4 3 0.50%
1924 43% Calvin Coolidge (R) 3,804 49.0% Robert LaFollette (Prog) 3,061 39.4% 896 [+] 11.5% 7,761 -8 -5 0.61%
1920 43% Warren Harding (R) 4,123 61.3% James Cox (D) 1,606 23.9% 996 [+] 14.8% 6,725 -5 1 0.71%
1916 46% Woodrow Wilson* (D) 3,539 49.9% Charles Evans Hughes (R) 2,854 40.2% 706 [+] 9.9% 7,099 -6 -6 0.71%
1912 38% Theodore Roosevelt (Prog) 2,373 42.7% Woodrow Wilson (D) 2,248 40.5% 932 [+] 16.8% 5,553 0 -23 0.82%
1908 30% William Taft (R) 2,008 50.8% William J. Bryan (D) 1,381 34.9% 567 [+] 14.3% 3,956 -5 -1 1.02%
1904 29% Theodore Roosevelt (R) 2,015 54.9% Alton Parker (D) 1,167 31.8% 485 [+] 13.2% 3,667 -7 -1 1.11%
1900 29% William J. Bryan (D) 1,713 50.2% William McKinley* (R) 1,564 45.8% 137 [+] 4.0% 3,414 -9 -6 1.13%
* incumbent         PSV: percent of state vote



2020 President, San Luis Obispo County, CA
CandidateVotesPct
Joe Biden (D) 88,310 55.3%
Donald Trump* (R) 67,436 42.2%
Jo Jorgensen (Lbt) 2,408 1.5%
Other 1,560 1.0%
TOTAL 159,714
Turnout: 69% Diff (St): 8 Diff (US): -5


2016 President, San Luis Obispo County, CA
CandidateVotesPct
Hillary Clinton (D) 67,107 48.9%
Donald Trump (R) 56,164 40.9%
Gary Johnson (Lbt) 6,473 4.7%
Jill Stein (Grn) 2,848 2.1%
Evan McMullin (I) 702 0.5%
Other 3,908 2.8%
TOTAL 137,202
Turnout: 60% Diff (St): 9 Diff (US): -5


2012 President, San Luis Obispo County, CA
CandidateVotesPct
Barack Obama* (D) 61,258 48.6%
Mitt Romney (R) 59,967 47.6%
Gary Johnson (Lbt) 1,776 1.4%
Other 2,965 2.4%
TOTAL 125,966
Turnout: 57% Diff (St): 11 Diff (US): 0


2008 President, San Luis Obispo County, CA
CandidateVotesPct
Barack Obama (D) 68,176 51.2%
John McCain (R) 61,055 45.9%
Ralph Nader (I) 1,317 1.0%
Bob Barr (Lbt) 713 0.5%
Other 1,894 1.4%
TOTAL 133,155
Turnout: 62% Diff (St): 9 Diff (US): 0


2004 President, San Luis Obispo County, CA
CandidateVotesPct
George W. Bush* (R) 67,995 52.7%
John Kerry (D) 58,742 45.5%
Other 2,313 1.8%
TOTAL 129,050
Turnout: 63% Diff (St): 8 Diff (US): 2


2000 President, San Luis Obispo County, CA
CandidateVotesPct
George W. Bush (R) 56,859 52.2%
Albert Gore, Jr. (D) 44,526 40.9%
Ralph Nader (Grn) 6,523 6.0%
Pat Buchanan (Ref) 290 0.3%
Other 688 0.6%
TOTAL 108,886
Turnout: 56% Diff (St): 11 Diff (US): 4


1996 President, San Luis Obispo County, CA
CandidateVotesPct
Bill Clinton* (D) 40,395 40.2%
Robert Dole (R) 46,733 46.5%
Ross Perot (Ref) 8,204 8.2%
Ralph Nader (Grn) 3,854 3.8%
Harry Browne (Lbt) 726 0.7%
Other 588 0.6%
TOTAL 100,500
Turnout: 55% Diff (St): 8 Diff (US): 6


1992 President, San Luis Obispo County, CA
CandidateVotesPct
Bill Clinton (D) 40,136 38.4%
George Bush* (R) 36,384 34.8%
Ross Perot (I) 27,314 26.1%
Other 785 0.8%
TOTAL 104,619
Turnout: 60% Diff (St): 2 Diff (US): -3


1988 President, San Luis Obispo County, CA
CandidateVotesPct
George Bush (R) 46,613 55.8%
Michael Dukakis (D) 35,667 42.7%
Ron Paul (Lbt) 741 0.9%
Other 446 0.5%
TOTAL 83,467
Turnout: 52% Diff (St): 5 Diff (US): 2


1984 President, San Luis Obispo County, CA
CandidateVotesPct
Ronald Reagan* (R) 49,035 63.7%
Walter Mondale (D) 26,946 35.0%
Other 969 1.3%
TOTAL 76,950
Turnout: 55% Diff (St): 6 Diff (US): 5


1980 President, San Luis Obispo County, CA
CandidateVotesPct
Ronald Reagan (R) 38,631 55.6%
Jimmy Carter* (D) 20,508 29.5%
John Anderson (I) 8,407 12.1%
Edward Clark (Lbt) 1,330 1.9%
Other 651 0.9%
TOTAL 69,527
Turnout: 57% Diff (St): 3 Diff (US): 5


1976 President, San Luis Obispo County, CA
CandidateVotesPct
Jimmy Carter (D) 24,926 45.9%
Gerald Ford* (R) 27,785 51.2%
Eugene McCarthy (I) 464 0.9%
Other 1,123 2.1%
TOTAL 54,298
Turnout: 55% Diff (St): 2 Diff (US): 3


1972 President, San Luis Obispo County, CA
CandidateVotesPct
Richard Nixon* (R) 28,566 56.0%
George McGovern (D) 20,779 40.7%
John Schmitz (Amer) 1,156 2.3%
Other 532 1.0%
TOTAL 51,033
Turnout: 61% Diff (St): 1 Diff (US): -5


1968 President, San Luis Obispo County, CA
CandidateVotesPct
Richard Nixon (R) 19,420 51.3%
Hubert Humphrey (D) 15,828 41.8%
George Wallace (AIP) 2,416 6.4%
Other 217 0.6%
TOTAL 37,881
Turnout: 57% Diff (St): 3 Diff (US): 8


1964 President, San Luis Obispo County, CA
CandidateVotesPct
Lyndon Johnson* (D) 22,252 59.8%
Barry Goldwater (R) 14,906 40.1%
Other 28 0.1%
TOTAL 37,186
Turnout: 62% Diff (St): -1 Diff (US): 2


1960 President, San Luis Obispo County, CA
CandidateVotesPct
John Kennedy (D) 14,975 45.3%
Richard Nixon (R) 17,862 54.0%
Other 218 0.7%
TOTAL 33,055
Turnout: 61% Diff (St): 4 Diff (US): 4


1956 President, San Luis Obispo County, CA
CandidateVotesPct
Dwight Eisenhower* (R) 16,223 58.5%
Adlai Stevenson (D) 11,407 41.1%
Other 118 0.4%
TOTAL 27,748
Turnout: 56% Diff (St): 3 Diff (US): 1


1952 President, San Luis Obispo County, CA
CandidateVotesPct
Dwight Eisenhower (R) 17,716 65.4%
Adlai Stevenson (D) 9,174 33.8%
Other 213 0.8%
TOTAL 27,103
Turnout: 66% Diff (St): 9 Diff (US): 10


1948 President, San Luis Obispo County, CA
CandidateVotesPct
Harry Truman* (D) 8,135 42.1%
Thomas Dewey (R) 10,325 53.5%
Henry Wallace (Prog) 696 3.6%
Other 148 0.8%
TOTAL 19,304
Turnout: 54% Diff (St): 6 Diff (US): 8


1944 President, San Luis Obispo County, CA
CandidateVotesPct
Franklin Roosevelt* (D) 8,068 50.6%
Thomas Dewey (R) 7,793 48.9%
Other 75 0.5%
TOTAL 15,936
Turnout: 53% Diff (St): 6 Diff (US): 3


1940 President, San Luis Obispo County, CA
CandidateVotesPct
Franklin Roosevelt* (D) 8,499 53.4%
Wendell Willkie (R) 7,204 45.3%
Other 217 1.4%
TOTAL 15,920
Turnout: 64% Diff (St): 4 Diff (US): 0


1936 President, San Luis Obispo County, CA
CandidateVotesPct
Franklin Roosevelt* (D) 7,889 61.1%
Alf Landon (R) 4,812 37.3%
Norman Thomas (Soc) 75 0.6%
Other 130 1.0%
TOTAL 12,906
Turnout: 56% Diff (St): 6 Diff (US): 1


1932 President, San Luis Obispo County, CA
CandidateVotesPct
Franklin Roosevelt (D) 7,993 65.9%
Herbert Hoover* (R) 3,449 28.5%
Norman Thomas (Soc) 417 3.4%
Other 263 2.2%
TOTAL 12,122
Turnout: 56% Diff (St): -9 Diff (US): -11


1928 President, San Luis Obispo County, CA
CandidateVotesPct
Herbert Hoover (R) 5,425 60.8%
Al Smith (D) 3,336 37.4%
Norman Thomas (Soc) 159 1.8%
TOTAL 8,920
Turnout: 44% Diff (St): -4 Diff (US): 3


1924 President, San Luis Obispo County, CA
CandidateVotesPct
Calvin Coolidge (R) 3,804 49.0%
John Davis (D) 731 9.4%
Robert LaFollette (Prog) 3,061 39.4%
Other 165 2.1%
TOTAL 7,761
Turnout: 43% Diff (St): -8 Diff (US): -5


1920 President, San Luis Obispo County, CA
CandidateVotesPct
Warren Harding (R) 4,123 61.3%
James Cox (D) 1,606 23.9%
Eugene Debs (Soc) 643 9.6%
Aaron Watkins (Proh) 301 4.5%
Other 52 0.8%
TOTAL 6,725
Turnout: 43% Diff (St): -5 Diff (US): 1


1916 President, San Luis Obispo County, CA
CandidateVotesPct
Woodrow Wilson* (D) 3,539 49.9%
Charles Evans Hughes (R) 2,854 40.2%
Allan Benson (Soc) 547 7.7%
James Hanly (Proh) 159 2.2%
TOTAL 7,099
Turnout: 46% Diff (St): -6 Diff (US): -6


1912 President, San Luis Obispo County, CA
CandidateVotesPct
Woodrow Wilson (D) 2,248 40.5%
Theodore Roosevelt (Prog) 2,373 42.7%
William Taft* (R) 13 0.2%
Eugene Debs (Soc) 704 12.7%
Eugene Chafin (Proh) 214 3.9%
Other 1 0.0%
TOTAL 5,553
Turnout: 38% Diff (St): 0 Diff (US): -23


1908 President, San Luis Obispo County, CA
CandidateVotesPct
William Taft (R) 2,008 50.8%
William J. Bryan (D) 1,381 34.9%
Eugene Debs (Soc) 370 9.4%
Eugene Chafin (Proh) 154 3.9%
Thomas Hisgen (I) 43 1.1%
TOTAL 3,956
Turnout: 30% Diff (St): -5 Diff (US): -1


1904 President, San Luis Obispo County, CA
CandidateVotesPct
Theodore Roosevelt (R) 2,015 54.9%
Alton Parker (D) 1,167 31.8%
Eugene Debs (Soc) 353 9.6%
Silas Swallow (Proh) 132 3.6%
TOTAL 3,667
Turnout: 29% Diff (St): -7 Diff (US): -1


1900 President, San Luis Obispo County, CA
CandidateVotesPct
William McKinley* (R) 1,564 45.8%
William J. Bryan (D) 1,713 50.2%
Other 137 4.0%
TOTAL 3,414
Turnout: 29% Diff (St): -9 Diff (US): -6
* incumbent

Historical Statewide Election Results for San Luis Obispo County, CA

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

YearTypeTurnout WinnerRunner-Up OtherTotal VotesDiff PSV
2022 S3 51% Alex Padilla* (D) 63,076 53.4% Mark Meuser (R) 55,087 46.6% 0 0.0% 118,163 8 1.09%
2022 G 51% Gavin Newsom* (D) 61,166 51.1% Brian Dahle (R) 58,464 48.9% 0 0.0% 119,630 8 1.09%
2018 S1 47% Kevin DeLeon (D) 54,027 50.4% Dianne Feinstein* (D) 53,242 49.6% 0 0.0% 107,269 n/a 0.97%
2018 G 55% Gavin Newsom (D) 65,117 51.6% John H. Cox (R) 61,137 48.4% 0 0.0% 126,254 10 1.01%
2016 S3 47% Kamala Harris (D) 69,190 64.9% Loretta Sanchez (D) 37,455 35.1% 0 0.0% 106,645 n/a 0.87%
2014 G 38% Jerry Brown* (D) 46,606 54.3% Neel Kashkari (R) 39,186 45.7% 0 0.0% 85,792 6 1.17%
2012 S1 55% Dianne Feinstein* (D) 62,216 50.8% Elizabeth Emken (R) 60,262 49.2% 0 0.0% 122,478 12 0.97%
2010 S3 48% Carly Fiorina (R) 53,695 51.2% Barbara Boxer* (D) 44,799 42.7% 6,412 [+] 6.1% 104,906 9 1.05%
2010 G 48% Meg Whitman (R) 52,056 49.3% Jerry Brown (D) 47,663 45.1% 5,933 [+] 5.6% 105,652 8 1.05%
2006 S1 46% Dianne Feinstein* (D) 47,891 50.1% Dick Mountjoy (R) 42,742 44.7% 4,977 [+] 5.2% 95,610 10 1.12%
2006 G 47% Arnold Schwarzenegger* (R) 61,842 63.6% Phil Angelides (D) 30,568 31.4% 4,882 [+] 5.0% 97,292 8 1.12%
2004 S3 61% Bill Jones (R) 60,708 48.5% Barbara Boxer* (D) 58,212 46.5% 6,305 [+] 5.0% 125,225 11 1.04%
2003 G 45% Arnold Schwarzenegger (R) 44,665 49.5% Cruz Bustamante (D) 23,177 25.7% 22,334 [+] 24.8% 90,176 22 1.04%
2002 G 41% Bill Simon (R) 43,552 53.3% Gray Davis* (D) 29,732 36.4% 8,371 [+] 10.3% 81,655 11 1.09%
2000 S1 55% Tom Campbell (R) 49,055 46.2% Dianne Feinstein* (D) 47,976 45.1% 9,262 [+] 8.7% 106,293 10 1.00%
1998 S3 45% Matt Fong (R) 43,719 51.9% Barbara Boxer* (D) 37,178 44.2% 3,293 [+] 3.9% 84,190 9 1.01%
1998 G 46% Gray Davis (D) 42,543 49.0% Dan Lungren (R) 40,363 46.5% 3,837 [+] 4.4% 86,743 8 1.03%
1994 S1 48% Michael Huffington (R) 44,285 51.8% Dianne Feinstein* (D) 32,777 38.4% 8,377 [+] 9.8% 85,439 7 1.00%
1994 G 49% Pete Wilson* (R) 52,270 60.1% Kathleen Brown (D) 30,686 35.3% 4,053 [+] 4.7% 87,009 5 1.00%
1992 S3 58% Bruce Herschensohn (R) 49,945 49.2% Barbara Boxer (D) 41,824 41.2% 9,668 [+] 9.5% 101,437 6 0.94%
1992 S1 58% Dianne Feinstein (D) 48,376 47.5% John Seymour (R) 44,775 43.9% 8,751 [+] 8.6% 101,902 6 0.95%
1990 G 43% Pete Wilson (R) 38,909 53.5% Dianne Feinstein (D) 30,140 41.5% 3,624 [+] 5.0% 72,673 4 0.94%
1988 S1 53% Pete Wilson* (R) 49,564 58.2% Leo McCarthy (D) 32,452 38.1% 3,085 [+] 3.6% 85,101 5 0.87%
1986 S3 41% Ed Zschau (R) 35,063 56.6% Alan Cranston* (D) 24,755 40.0% 2,097 [+] 3.4% 61,915 9 0.84%
1986 G 42% George Deukmejian* (R) 41,893 67.1% Tom Bradley (D) 19,281 30.9% 1,245 [+] 2.0% 62,419 7 0.84%
1982 S1 48% Pete Wilson (R) 37,681 60.1% Jerry Brown (D) 22,095 35.3% 2,880 [+] 4.6% 62,656 9 0.80%
1982 G 48% George Deukmejian (R) 33,457 52.9% Tom Bradley (D) 28,417 45.0% 1,327 [+] 2.1% 63,201 4 0.80%
1980 S3 56% Alan Cranston* (D) 38,995 57.4% Paul Gann (R) 23,863 35.1% 5,136 [+] 7.6% 67,994 -2 0.82%
1978 G 48% Jerry Brown* (D) 25,695 51.2% Evelle Younger (R) 21,689 43.2% 2,802 [+] 5.6% 50,186 7 0.72%
1976 S1 54% Sam Hayakawa (R) 27,372 51.7% John Tunney* (D) 23,614 44.6% 1,998 [+] 3.8% 52,984 1 0.71%
1974 S3 43% Alan Cranston* (D) 21,314 54.5% Bill Richardson (R) 15,674 40.1% 2,133 [+] 5.5% 39,121 4 0.64%
1974 G 45% Houston Flournoy (R) 20,300 50.0% Jerry Brown (D) 19,429 47.8% 904 [+] 2.2% 40,633 3 0.65%
1970 S1 46% John Tunney (D) 17,349 53.6% George Murphy* (R) 14,379 44.4% 627 [+] 1.9% 32,355 0 0.50%
1970 G 46% Ronald Reagan* (R) 18,301 55.8% Jess Unruh (D) 13,758 42.0% 717 [+] 2.2% 32,776 3 0.50%
1968 S3 55% Alan Cranston (D) 18,268 49.6% Max Rafferty (R) 18,082 49.0% 517 [+] 1.4% 36,867 2 0.52%
1966 G 54% Ronald Reagan (R) 21,528 62.5% Pat Brown* (D) 12,891 37.4% 13 [+] 0.0% 34,432 5 0.53%
1964 S1 60% Pierre Salinger* (D) 18,484 50.6% George Murphy (R) 18,034 49.4% 0 0.0% 36,518 -2 0.52%
1962 S3 51% Thomas Kuchel* (R) 17,178 59.3% Richard Richards (D) 11,782 40.7% 11 [+] 0.0% 28,971 3 0.51%
1962 G 53% Pat Brown* (D) 16,110 52.9% Richard Nixon (R) 13,825 45.4% 543 [+] 1.8% 30,478 -1 0.52%
*: 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 San Luis Obispo County, CA

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

DateDistrictWinnerRunner-Up OtherTotal Votes
2022-11-08 CA19Jeff Gorman (R) 23,348 55.2% Jimmy Panetta* (D) 18,983 44.8% 0 0.0% 42,331
2022-11-08 CA24Salud Carbajal* (D) 44,854 59.2% Brad Allen (R) 30,971 40.8% 0 0.0% 75,825
County Total for 2022-11-08:   118,156
2020-11-03 CA24Salud Carbajal* (D) 84,608 53.6% Andy Caldwell (R) 73,172 46.4% 0 0.0% 157,780
County Total for 2020-11-03:   157,780
2018-11-06 CA24Salud Carbajal* (D) 68,115 54.2% Justin Fareed (R) 57,454 45.8% 0 0.0% 125,569
County Total for 2018-11-06:   125,569
2016-11-08 CA24Justin Fareed (R) 68,710 51.5% Salud Carbajal (D) 64,718 48.5% 0 0.0% 133,428
County Total for 2016-11-08:   133,428
2014-11-04 CA24Christopher Mitchum (R) 42,921 50.1% Lois Capps* (D) 42,798 49.9% 0 0.0% 85,719
County Total for 2014-11-04:   85,719
2012-11-06 CA24Lois Capps* (D) 62,211 51.1% Abel Maldonado (R) 59,462 48.9% 0 0.0% 121,673
County Total for 2012-11-06:   121,673
2010-11-02 CA22Kevin McCarthy* (R) 38,483 99.4% 213 0.6% 38,696
2010-11-02 CA23Lois Capps* (D) 28,384 54.7% Tom Watson (R) 20,892 40.3% 2,577 5.0% 51,853
County Total for 2010-11-02:   90,549
2008-11-04 CA22Kevin McCarthy* (R) 46,539 100.0% 0 0.0% 46,539
2008-11-04 CA23Lois Capps* (D) 39,543 61.5% Matt Kokkonen (R) 24,715 38.5% 0 0.0% 64,258
County Total for 2008-11-04:   110,797
2006-11-07 CA22Kevin McCarthy (R) 29,027 62.7% Sharon Beery (D) 17,246 37.3% 0 0.0% 46,273
2006-11-07 CA23Lois Capps* (D) 29,441 60.6% Victor Tognazzini (R) 19,174 39.4% 1 0.0% 48,616
County Total for 2006-11-07:   94,889
2004-11-02 CA22Bill Thomas* (R) 43,908 100.0% 0 0.0% 43,908
2004-11-02 CA23Lois Capps* (D) 37,741 58.5% Donald Regan (R) 25,106 38.9% 1,700 2.6% 64,547
County Total for 2004-11-02:   108,455
2002-11-05 CA22Bill Thomas* (R) 25,851 67.5% Jaime Corvera (D) 11,151 29.1% 1,272 3.3% 38,274
2002-11-05 CA23Lois Capps* (D) 23,889 55.6% Beth Rogers (R) 17,750 41.3% 1,300 3.0% 42,939
County Total for 2002-11-05:   81,213
2000-11-07 CA22Mike Stoker (R) 52,449 48.8% Lois Capps* (D) 52,310 48.6% 2,815 2.6% 107,574
County Total for 2000-11-07:   107,574
1998-11-03 CA22Lois Capps* (D) 42,796 50.5% Tom Bordonaro (R) 40,408 47.7% 1,472 1.7% 84,676
County Total for 1998-11-03:   84,676
1998-03-01 sp CA22Tom Bordonaro (R) 37,839 50.3% Lois Capps (D) 36,174 48.0% 1,279 1.7% 75,292
County Total for 1998-03-01:   75,292
1996-11-05 CA22Andrea Seastrand* (R) 46,372 46.5% Walter Capps (D) 44,879 45.0% 8,558 8.6% 99,809
County Total for 1996-11-05:   99,809
1994-11-08 CA22Andrea Seastrand (R) 44,365 53.4% Walter Capps (D) 36,595 44.1% 2,111 2.5% 83,071
County Total for 1994-11-08:   83,071
1992-11-03 CA22Michael Huffington (R) 55,093 54.3% Gloria Ochoa (D) 35,471 35.0% 10,911 10.8% 101,475
County Total for 1992-11-03:   101,475
*: incumbent           sp: special election           RO: runoff election

Voter Registration Data for San Luis Obispo County, CA

YearTotalRepublicanDemocratOtherR/D EdgeR/D Edge %VAPOP %
2022 182,340 62,461 34.3% 69,908 38.3% 49,971 27.4% Dem +7,447 Dem +4.1% 78%
2020 183,746 64,199 34.9% 68,853 37.5% 50,694 27.6% Dem +4,654 Dem +2.5% 79%
2018 172,544 60,117 34.8% 59,530 34.5% 52,897 30.7% Rep +587 Rep +0.3% 75%
2016 168,257 63,506 37.7% 59,178 35.2% 45,573 27.1% Rep +4,328 Rep +2.6% 74%
2014 150,139 59,193 39.4% 49,692 33.1% 41,254 27.5% Rep +9,501 Rep +6.3% 67%
2012 158,603 62,823 39.6% 53,506 33.7% 42,274 26.7% Rep +9,317 Rep +5.9% 72%
2010 156,504 62,425 39.9% 54,715 35.0% 39,364 25.2% Rep +7,710 Rep +4.9% 72%
2008 161,256 64,541 40.0% 57,855 35.9% 38,860 24.1% Rep +6,686 Rep +4.1% 75%
2006 155,495 65,055 41.8% 54,540 35.1% 35,900 23.1% Rep +10,515 Rep +6.8% 74%
2004 162,459 68,547 42.2% 57,903 35.6% 36,009 22.2% Rep +10,644 Rep +6.6% 80%
2002 139,314 61,377 44.1% 48,516 34.8% 29,421 21.1% Rep +12,861 Rep +9.2% 70%
2000 142,633 62,002 43.5% 51,472 36.1% 29,159 20.4% Rep +10,530 Rep +7.4% 74%
1998 129,805 57,641 44.4% 50,282 38.7% 21,882 16.9% Rep +7,359 Rep +5.7% 69%
1996 135,876 60,426 44.5% 53,651 39.5% 21,799 16.0% Rep +6,775 Rep +5.0% 74%
1994 127,536 56,005 43.9% 54,456 42.7% 17,075 13.4% Rep +1,549 Rep +1.2% 71%
1992 128,898 57,358 44.5% 50,220 39.0% 21,320 16.5% Rep +7,138 Rep +5.5% 74%
1990 116,901 55,390 47.4% 45,791 39.2% 15,720 13.4% Rep +9,599 Rep +8.2% 69%
1986 99,121 46,100 46.5% 40,820 41.2% 12,201 12.3% Rep +5,280 Rep +5.3% 66%
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.