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Washington County, OR


Metropolitan Statistical Area: Portland-Vancouver-Hillsboro, OR-WA
Designated Market Area: Portland, OR-WA
USDA County Type (2015): Manufacturing
American Communities Project County Type (2023): Urban Suburbs

Places in Washington County, OR     [Sort places by name]

 

Tracts in Washington County, OR

   



Click here to view demographic data for Washington County, OR

2022 population: 600,176   ( 70,466 from 2010 , 207 from 2020)
Land area: 724.3 square miles
Population density: 828.7 persons per square mile

2022 Census data
White:372,982 62.15% 1.0%
Black:14,7892.46% 66.9%
Indian:2,7690.46% 8.2%
Asian:77,92812.98% 63.6%
2+ races:24,0884.01% 41.7%
Hispanic:107,62017.93% 29.2%
Total non-White:227,19437.85% 41.8%

2020-2022 ComponentsNumberRate
Births:13,756 11.5
Deaths:9,2507.7
Net Migration: -8,919-7.4
Net Immigration: 3,5713.0
Change in White population:3,529 0.7
Change in Non-White pop.:66,937 12.6



Historical Presidential Election Results for Washington County, OR



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) 209,940 65.5% Donald Trump* (R) 99,073 30.9% 11,313 [+] 3.5% 320,326 -9 -16 13.49%
2016 62% Hillary Clinton (D) 153,251 56.9% Donald Trump (R) 83,197 30.9% 32,784 [+] 12.2% 269,232 -8 -15 13.45%
2012 58% Barack Obama* (D) 135,291 57.1% Mitt Romney (R) 93,974 39.6% 7,758 [+] 3.3% 237,023 -3 -8 13.25%
2008 62% Barack Obama (D) 141,544 59.8% John McCain (R) 89,185 37.7% 5,903 [+] 2.5% 236,632 -3 -8 12.95%
2004 65% John Kerry (D) 121,140 52.4% George W. Bush* (R) 107,223 46.4% 2,945 [+] 1.3% 231,308 -1 -4 12.59%
2000 57% Albert Gore, Jr. (D) 90,662 48.7% George W. Bush (R) 86,091 46.3% 9,221 [+] 5.0% 185,974 0 -2 12.12%
1996 56% Bill Clinton* (D) 76,619 48.0% Robert Dole (R) 65,221 40.8% 17,915 [+] 11.2% 159,755 2 0 11.60%
1992 67% Bill Clinton (D) 67,528 40.4% George Bush* (R) 57,146 34.2% 42,521 [+] 25.4% 167,195 2 -3 11.43%
1988 59% George Bush (R) 67,018 51.9% Michael Dukakis (D) 59,837 46.3% 2,356 [+] 1.8% 129,211 5 -2 10.75%
1984 62% Ronald Reagan* (R) 75,877 62.8% Walter Mondale (D) 44,602 36.9% 417 0.3% 120,896 7 4 9.86%
1980 64% Ronald Reagan (R) 57,165 51.3% Jimmy Carter* (D) 37,915 34.0% 16,275 [+] 14.6% 111,355 3 1 9.42%
1976 65% Gerald Ford* (R) 52,376 57.8% Jimmy Carter (D) 34,847 38.5% 3,388 [+] 3.7% 90,611 10 10 8.80%
1972 65% Richard Nixon* (R) 43,958 58.4% George McGovern (D) 27,890 37.1% 3,390 [+] 4.5% 75,238 6 -2 8.11%
1968 70% Richard Nixon (R) 34,105 57.0% Hubert Humphrey (D) 22,943 38.3% 2,794 [+] 4.7% 59,842 7 14 7.30%
1964 72% Lyndon Johnson* (D) 29,081 58.0% Barry Goldwater (R) 20,813 41.5% 287 0.6% 50,181 6 3 6.38%
1960 79% Richard Nixon (R) 25,415 58.9% John Kennedy (D) 17,736 41.1% 35 0.1% 43,186 6 9 5.56%
1956 71% Dwight Eisenhower* (R) 22,001 61.1% Adlai Stevenson (D) 14,027 38.9% 0 0.0% 36,028 6 4 4.89%
1952 74% Dwight Eisenhower (R) 20,250 64.1% Adlai Stevenson (D) 11,191 35.4% 143 0.5% 31,584 4 9 4.54%
1948 57% Thomas Dewey (R) 11,455 53.1% Harry Truman* (D) 9,424 43.7% 710 [+] 3.3% 21,589 3 8 4.12%
1944 59% Thomas Dewey (R) 9,362 50.1% Franklin Roosevelt* (D) 9,110 48.8% 205 1.1% 18,677 3 4 3.89%
1940 66% Franklin Roosevelt* (D) 8,626 50.4% Wendell Willkie (R) 8,367 48.9% 110 0.6% 17,103 3 4 3.55%
1936 60% Franklin Roosevelt* (D) 8,641 63.5% Alf Landon (R) 4,148 30.5% 823 [+] 6.0% 13,612 1 -6 3.29%
1932 57% Franklin Roosevelt (D) 6,824 59.0% Herbert Hoover* (R) 4,201 36.3% 548 [+] 4.7% 11,573 -1 -3 3.14%
1928 55% Herbert Hoover (R) 6,162 62.4% Al Smith (D) 3,544 35.9% 173 [+] 1.8% 9,879 -2 4 3.09%
1924 53% Calvin Coolidge (R) 4,203 46.0% Robert LaFollette (Prog) 2,809 30.7% 2,129 [+] 23.3% 9,141 -5 -8 3.27%
1920 47% Warren Harding (R) 4,947 64.7% James Cox (D) 2,262 29.6% 432 [+] 5.7% 7,641 5 4 3.20%
1916 55% Charles Evans Hughes (R) 4,888 56.2% Woodrow Wilson* (D) 3,363 38.6% 452 [+] 5.2% 8,703 8 10 3.33%
1912 32% Theodore Roosevelt (Prog) 1,455 31.2% Woodrow Wilson (D) 1,429 30.7% 1,775 [+] 38.1% 4,659 2 4 3.40%
1908 31% William Taft (R) 2,319 62.0% William J. Bryan (D) 1,153 30.8% 271 [+] 7.2% 3,743 6 10 3.38%
1904 30% Theodore Roosevelt (R) 2,296 73.2% Alton Parker (D) 492 15.7% 349 [+] 11.1% 3,137 6 17 3.48%
1900 34% William McKinley* (R) 1,655 56.1% William J. Bryan (D) 1,114 37.8% 179 [+] 6.1% 2,948 1 5 3.50%
* incumbent         PSV: percent of state vote



2020 President, Washington County, OR
CandidateVotesPct
Joe Biden (D) 209,940 65.5%
Donald Trump* (R) 99,073 30.9%
Jo Jorgensen (Lbt) 6,398 2.0%
Other 4,915 1.5%
TOTAL 320,326
Turnout: 69% Diff (St): -9 Diff (US): -16


2016 President, Washington County, OR
CandidateVotesPct
Hillary Clinton (D) 153,251 56.9%
Donald Trump (R) 83,197 30.9%
Gary Johnson (Lbt) 15,266 5.7%
Jill Stein (Grn) 6,005 2.2%
Other 11,513 4.3%
TOTAL 269,232
Turnout: 62% Diff (St): -8 Diff (US): -15


2012 President, Washington County, OR
CandidateVotesPct
Barack Obama* (D) 135,291 57.1%
Mitt Romney (R) 93,974 39.6%
Gary Johnson (Lbt) 3,543 1.5%
Other 4,215 1.8%
TOTAL 237,023
Turnout: 58% Diff (St): -3 Diff (US): -8


2008 President, Washington County, OR
CandidateVotesPct
Barack Obama (D) 141,544 59.8%
John McCain (R) 89,185 37.7%
Ralph Nader (I) 1,892 0.8%
Bob Barr (Lbt) 1,148 0.5%
Other 2,863 1.2%
TOTAL 236,632
Turnout: 62% Diff (St): -3 Diff (US): -8


2004 President, Washington County, OR
CandidateVotesPct
George W. Bush* (R) 107,223 46.4%
John Kerry (D) 121,140 52.4%
Other 2,945 1.3%
TOTAL 231,308
Turnout: 65% Diff (St): -1 Diff (US): -4


2000 President, Washington County, OR
CandidateVotesPct
George W. Bush (R) 86,091 46.3%
Albert Gore, Jr. (D) 90,662 48.7%
Ralph Nader (Grn) 6,985 3.8%
Pat Buchanan (Ref) 653 0.4%
Other 1,583 0.9%
TOTAL 185,974
Turnout: 57% Diff (St): 0 Diff (US): -2


1996 President, Washington County, OR
CandidateVotesPct
Bill Clinton* (D) 76,619 48.0%
Robert Dole (R) 65,221 40.8%
Ross Perot (Ref) 11,446 7.2%
Ralph Nader (Grn) 4,555 2.9%
Harry Browne (Lbt) 958 0.6%
Other 956 0.6%
TOTAL 159,755
Turnout: 56% Diff (St): 2 Diff (US): 0


1992 President, Washington County, OR
CandidateVotesPct
Bill Clinton (D) 67,528 40.4%
George Bush* (R) 57,146 34.2%
Ross Perot (I) 41,575 24.9%
Other 946 0.6%
TOTAL 167,195
Turnout: 67% Diff (St): 2 Diff (US): -3


1988 President, Washington County, OR
CandidateVotesPct
George Bush (R) 67,018 51.9%
Michael Dukakis (D) 59,837 46.3%
Ron Paul (Lbt) 1,402 1.1%
Other 954 0.7%
TOTAL 129,211
Turnout: 59% Diff (St): 5 Diff (US): -2


1984 President, Washington County, OR
CandidateVotesPct
Ronald Reagan* (R) 75,877 62.8%
Walter Mondale (D) 44,602 36.9%
Other 417 0.3%
TOTAL 120,896
Turnout: 62% Diff (St): 7 Diff (US): 4


1980 President, Washington County, OR
CandidateVotesPct
Ronald Reagan (R) 57,165 51.3%
Jimmy Carter* (D) 37,915 34.0%
John Anderson (I) 13,076 11.7%
Edward Clark (Lbt) 2,498 2.2%
Other 701 0.6%
TOTAL 111,355
Turnout: 64% Diff (St): 3 Diff (US): 1


1976 President, Washington County, OR
CandidateVotesPct
Jimmy Carter (D) 34,847 38.5%
Gerald Ford* (R) 52,376 57.8%
Eugene McCarthy (I) 2,999 3.3%
Other 389 0.4%
TOTAL 90,611
Turnout: 65% Diff (St): 10 Diff (US): 10


1972 President, Washington County, OR
CandidateVotesPct
Richard Nixon* (R) 43,958 58.4%
George McGovern (D) 27,890 37.1%
John Schmitz (Amer) 3,226 4.3%
Other 164 0.2%
TOTAL 75,238
Turnout: 65% Diff (St): 6 Diff (US): -2


1968 President, Washington County, OR
CandidateVotesPct
Richard Nixon (R) 34,105 57.0%
Hubert Humphrey (D) 22,943 38.3%
George Wallace (AIP) 2,566 4.3%
Other 228 0.4%
TOTAL 59,842
Turnout: 70% Diff (St): 7 Diff (US): 14


1964 President, Washington County, OR
CandidateVotesPct
Lyndon Johnson* (D) 29,081 58.0%
Barry Goldwater (R) 20,813 41.5%
Other 287 0.6%
TOTAL 50,181
Turnout: 72% Diff (St): 6 Diff (US): 3


1960 President, Washington County, OR
CandidateVotesPct
John Kennedy (D) 17,736 41.1%
Richard Nixon (R) 25,415 58.9%
Other 35 0.1%
TOTAL 43,186
Turnout: 79% Diff (St): 6 Diff (US): 9


1956 President, Washington County, OR
CandidateVotesPct
Dwight Eisenhower* (R) 22,001 61.1%
Adlai Stevenson (D) 14,027 38.9%
TOTAL 36,028
Turnout: 71% Diff (St): 6 Diff (US): 4


1952 President, Washington County, OR
CandidateVotesPct
Dwight Eisenhower (R) 20,250 64.1%
Adlai Stevenson (D) 11,191 35.4%
Other 143 0.5%
TOTAL 31,584
Turnout: 74% Diff (St): 4 Diff (US): 9


1948 President, Washington County, OR
CandidateVotesPct
Harry Truman* (D) 9,424 43.7%
Thomas Dewey (R) 11,455 53.1%
Henry Wallace (Prog) 491 2.3%
Other 219 1.0%
TOTAL 21,589
Turnout: 57% Diff (St): 3 Diff (US): 8


1944 President, Washington County, OR
CandidateVotesPct
Franklin Roosevelt* (D) 9,110 48.8%
Thomas Dewey (R) 9,362 50.1%
Other 205 1.1%
TOTAL 18,677
Turnout: 59% Diff (St): 3 Diff (US): 4


1940 President, Washington County, OR
CandidateVotesPct
Franklin Roosevelt* (D) 8,626 50.4%
Wendell Willkie (R) 8,367 48.9%
Other 110 0.6%
TOTAL 17,103
Turnout: 66% Diff (St): 3 Diff (US): 4


1936 President, Washington County, OR
CandidateVotesPct
Franklin Roosevelt* (D) 8,641 63.5%
Alf Landon (R) 4,148 30.5%
William Lemke (Union) 721 5.3%
Norman Thomas (Soc) 82 0.6%
Other 20 0.1%
TOTAL 13,612
Turnout: 60% Diff (St): 1 Diff (US): -6


1932 President, Washington County, OR
CandidateVotesPct
Franklin Roosevelt (D) 6,824 59.0%
Herbert Hoover* (R) 4,201 36.3%
Norman Thomas (Soc) 444 3.8%
Other 104 0.9%
TOTAL 11,573
Turnout: 57% Diff (St): -1 Diff (US): -3


1928 President, Washington County, OR
CandidateVotesPct
Herbert Hoover (R) 6,162 62.4%
Al Smith (D) 3,544 35.9%
Norman Thomas (Soc) 91 0.9%
Other 82 0.8%
TOTAL 9,879
Turnout: 55% Diff (St): -2 Diff (US): 4


1924 President, Washington County, OR
CandidateVotesPct
Calvin Coolidge (R) 4,203 46.0%
John Davis (D) 2,103 23.0%
Robert LaFollette (Prog) 2,809 30.7%
Other 26 0.3%
TOTAL 9,141
Turnout: 53% Diff (St): -5 Diff (US): -8


1920 President, Washington County, OR
CandidateVotesPct
Warren Harding (R) 4,947 64.7%
James Cox (D) 2,262 29.6%
Eugene Debs (Soc) 255 3.3%
Aaron Watkins (Proh) 133 1.7%
Other 44 0.6%
TOTAL 7,641
Turnout: 47% Diff (St): 5 Diff (US): 4


1916 President, Washington County, OR
CandidateVotesPct
Woodrow Wilson* (D) 3,363 38.6%
Charles Evans Hughes (R) 4,888 56.2%
Allan Benson (Soc) 219 2.5%
James Hanly (Proh) 222 2.6%
Other 11 0.1%
TOTAL 8,703
Turnout: 55% Diff (St): 8 Diff (US): 10


1912 President, Washington County, OR
CandidateVotesPct
Woodrow Wilson (D) 1,429 30.7%
Theodore Roosevelt (Prog) 1,455 31.2%
William Taft* (R) 1,261 27.1%
Eugene Debs (Soc) 290 6.2%
Eugene Chafin (Proh) 224 4.8%
TOTAL 4,659
Turnout: 32% Diff (St): 2 Diff (US): 4


1908 President, Washington County, OR
CandidateVotesPct
William Taft (R) 2,319 62.0%
William J. Bryan (D) 1,153 30.8%
Eugene Debs (Soc) 138 3.7%
Eugene Chafin (Proh) 124 3.3%
Thomas Hisgen (I) 9 0.2%
TOTAL 3,743
Turnout: 31% Diff (St): 6 Diff (US): 10


1904 President, Washington County, OR
CandidateVotesPct
Theodore Roosevelt (R) 2,296 73.2%
Alton Parker (D) 492 15.7%
Eugene Debs (Soc) 139 4.4%
Silas Swallow (Proh) 151 4.8%
Thomas Watson (Pop) 59 1.9%
TOTAL 3,137
Turnout: 30% Diff (St): 6 Diff (US): 17


1900 President, Washington County, OR
CandidateVotesPct
William McKinley* (R) 1,655 56.1%
William J. Bryan (D) 1,114 37.8%
Other 179 6.1%
TOTAL 2,948
Turnout: 34% Diff (St): 1 Diff (US): 5
* incumbent

Historical Statewide Election Results for Washington County, OR

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

YearTypeTurnout WinnerRunner-Up OtherTotal VotesDiff PSV
2022 S3 54% Ron Wyden* (D) 160,858 63.6% Jo Rae Perkins (R) 83,146 32.9% 9,055 [+] 3.6% 253,059 -8 13.13%
2022 G 55% Tina Kotek (D) 140,946 55.1% Christine Drazan (R) 91,068 35.6% 23,868 [+] 9.3% 255,882 -8 13.10%
2020 S2 67% Jeff Merkley* (D) 202,073 64.6% Jo Rae Perkins (R) 97,799 31.3% 12,746 [+] 4.1% 312,618 -8 13.47%
2018 G 55% Kate Brown* (D) 137,886 55.5% Knute Buehler (R) 97,286 39.2% 13,307 [+] 5.4% 248,479 -4 13.31%
2016 S3 60% Ron Wyden* (D) 158,685 60.5% Mark Callahan (R) 78,184 29.8% 25,374 [+] 9.7% 262,243 -4 13.43%
2016 G 60% Kate Brown* (D) 143,278 55.0% Bud Pierce (R) 102,282 39.3% 14,987 [+] 5.8% 260,547 -4 13.39%
2014 S2 45% Jeff Merkley* (D) 106,769 56.2% Monica Wehby (R) 69,406 36.5% 13,796 [+] 7.3% 189,971 0 13.00%
2014 G 45% John Kitzhaber* (D) 98,203 51.4% Dennis Richardson (R) 81,484 42.7% 11,185 [+] 5.9% 190,872 -1 12.99%
2010 S3 47% Ron Wyden* (D) 107,225 58.0% Jim Huffman (R) 71,926 38.9% 5,606 [+] 3.0% 184,757 0 12.81%
2010 G 47% John Kitzhaber (D) 92,811 49.6% Chris Dudley (R) 89,926 48.1% 4,296 [+] 2.3% 187,033 0 12.87%
2008 S2 60% Jeff Merkley (D) 111,367 48.8% Gordon Smith* (R) 106,114 46.5% 10,564 [+] 4.6% 228,045 1 12.90%
2006 G 47% Ted Kulongoski* (D) 88,292 51.1% Ron Saxton (R) 73,907 42.8% 10,584 [+] 6.1% 172,783 0 12.53%
2004 S3 63% Ron Wyden* (D) 142,569 64.0% Al King (R) 70,582 31.7% 9,634 [+] 4.3% 222,785 0 12.51%
2002 S2 44% Gordon Smith* (R) 88,740 58.8% Bill Bradbury (D) 56,555 37.5% 5,717 [+] 3.8% 151,012 3 11.92%
2002 G 44% Kevin Mannix (R) 71,809 48.2% Ted Kulongoski (D) 70,859 47.6% 6,260 [+] 4.2% 148,928 2 11.82%
1998 S3 42% Ron Wyden* (D) 78,450 60.8% John Lim (R) 45,121 35.0% 5,447 [+] 4.2% 129,018 1 11.54%
1998 G 42% John Kitzhaber* (D) 83,455 65.5% Bill Sizemore (R) 38,680 30.4% 5,234 [+] 4.1% 127,369 0 11.44%
1996 S3 48% Ron Wyden (D) 66,691 48.3% Gordon Smith (R) 65,558 47.5% 5,873 [+] 4.3% 138,122 1 11.54%
1996 S2 54% Gordon Smith (R) 79,799 51.1% Tom Bruggere (D) 71,014 45.4% 5,444 [+] 3.5% 156,257 1 11.49%
1994 G 52% John Kitzhaber (D) 72,747 52.8% Denny Smith (R) 56,045 40.7% 9,002 [+] 6.5% 137,794 -2 11.29%
1992 S3 62% Bob Packwood* (R) 82,392 53.5% Les AuCoin (D) 70,299 45.6% 1,452 [+] 0.9% 154,143 1 11.20%
1990 S2 52% Mark Hatfield* (R) 68,134 57.0% Harry Lonsdale (D) 51,268 42.9% 33 [+] 0.0% 119,435 3 10.87%
1990 G 53% Barbara Roberts (D) 57,815 48.1% Dave Frohnmayer (R) 49,340 41.0% 13,082 [+] 10.9% 120,237 1 10.80%
1986 S3 51% Bob Packwood* (R) 76,051 71.9% Rick Bauman (D) 29,128 27.6% 546 [+] 0.5% 105,725 9 10.14%
1986 G 52% Norma Paulus (R) 57,008 52.7% Neil Goldschmidt (D) 50,954 47.1% 157 [+] 0.1% 108,119 5 10.20%
1984 S2 62% Mark Hatfield* (R) 88,595 73.3% Margie Hendricksen (D) 32,287 26.7% 23 [+] 0.0% 120,905 7 9.95%
1982 G 55% Victor Atiyeh* (R) 71,024 69.5% Ted Kulongoski (D) 28,470 27.9% 2,666 [+] 2.6% 102,160 8 9.80%
1980 S3 63% Bob Packwood* (R) 59,487 54.5% Ted Kulongoski (D) 45,646 41.8% 4,063 [+] 3.7% 109,196 2 9.57%
1978 S2 54% Mark Hatfield* (R) 55,411 67.3% Vern Cook (D) 26,924 32.7% 30 [+] 0.0% 82,365 6 9.23%
1978 G 55% Victor Atiyeh (R) 49,918 59.3% Robert Straub* (D) 33,955 40.3% 300 [+] 0.4% 84,173 5 9.24%
1974 S3 51% Bob Packwood* (R) 40,202 61.9% Betty Roberts (D) 23,948 36.9% 746 [+] 1.1% 64,896 7 8.47%
1974 G 51% Robert Straub (D) 34,160 51.9% Victor Atiyeh (R) 31,572 48.0% 67 [+] 0.1% 65,799 6 8.54%
1972 S2 64% Mark Hatfield* (R) 44,076 59.1% Wayne Morse (D) 30,435 40.8% 99 [+] 0.1% 74,610 5 8.10%
1970 G 51% Tom McCall* (R) 31,252 62.9% Robert Straub (D) 18,292 36.8% 155 [+] 0.3% 49,699 7 7.46%
1968 S3 69% Bob Packwood (R) 33,202 56.2% Wayne Morse* (D) 25,886 43.8% 19 [+] 0.0% 59,107 6 7.26%
1966 S2 58% Mark Hatfield (R) 26,305 57.6% Robert Duncan (D) 19,310 42.3% 27 [+] 0.1% 45,642 6 6.66%
1966 G 58% Tom McCall (R) 28,263 62.1% Robert Straub (D) 17,200 37.8% 38 [+] 0.1% 45,501 7 6.66%
1962 S3 60% Sig Unander (R) 19,685 52.8% Wayne Morse* (D) 17,563 47.1% 13 [+] 0.0% 37,261 7 5.85%
1962 G 60% Mark Hatfield* (R) 22,790 60.8% Robert Thornton (D) 13,202 35.2% 1,503 [+] 4.0% 37,495 7 5.88%
1960 S2 77% Maurine Neuberger (D) 21,584 51.3% Maurine Neuberger (D) 20,512 48.7% 6 [+] 0.0% 42,102 n/a 5.49%
*: 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 Washington County, OR

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

DateDistrictWinnerRunner-Up OtherTotal Votes
2022-11-08 OR01Suzanne Bonamici* (D) 108,784 64.6% Christopher Mann (R) 59,355 35.2% 327 0.2% 168,466
2022-11-08 OR06Andrea Salinas (D) 50,086 61.5% Mike Erickson (R) 29,904 36.7% 1,389 1.7% 81,379
County Total for 2022-11-08:   249,845
2020-11-03 OR01Suzanne Bonamici* (D) 207,070 67.0% Chris Christensen (R) 101,458 32.8% 626 0.2% 309,154
County Total for 2020-11-03:   309,154
2018-11-06 OR01Suzanne Bonamici* (D) 158,464 64.9% John Verbeek (R) 75,189 30.8% 10,376 4.3% 244,029
County Total for 2018-11-06:   244,029
2016-11-08 OR01Suzanne Bonamici* (D) 154,293 60.4% Brian Heinrich (R) 92,442 36.2% 8,715 3.4% 255,450
County Total for 2016-11-08:   255,450
2014-11-04 OR01Suzanne Bonamici* (D,WF) 106,096 57.1% Jason Yates (R) 64,200 34.5% 15,576 8.4% 185,872
County Total for 2014-11-04:   185,872
2012-11-06 OR01Suzanne Bonamici* (D) 132,119 59.6% Delinda Morgan (R) 74,562 33.6% 15,084 6.8% 221,765
County Total for 2012-11-06:   221,765
2012-01-31 sp OR01Suzanne Bonamici (D) 68,890 52.0% Rob Cornilles (R) 55,137 41.6% 8,416 6.4% 132,443
County Total for 2012-01-31:   132,443
2010-11-02 OR01David Wu* (D) 96,715 52.7% Rob Cornilles (R) 80,981 44.2% 5,692 3.1% 183,388
County Total for 2010-11-02:   183,388
2008-11-04 OR01David Wu* (D) 146,804 71.2% Joel Haugen (R) 37,242 18.1% 22,090 10.7% 206,136
County Total for 2008-11-04:   206,136
2006-11-07 OR01David Wu* (D) 101,199 60.4% Derrick Kitts (R) 60,831 36.3% 5,619 3.4% 167,649
County Total for 2006-11-07:   167,649
2004-11-02 OR01David Wu* (D) 123,067 55.3% Goli Ameri (R) 90,212 40.5% 9,332 4.2% 222,611
County Total for 2004-11-02:   222,611
2002-11-05 OR01David Wu* (D) 85,806 59.7% Jim Greenfield (R) 53,497 37.2% 4,339 3.0% 143,642
County Total for 2002-11-05:   143,642
2000-11-07 OR01David Wu* (D) 87,490 54.1% Charles Starr (R) 68,505 42.4% 5,595 3.5% 161,590
County Total for 2000-11-07:   161,590
1998-11-03 OR01Molly Bordonaro (R) 64,760 50.6% David Wu (D) 60,017 46.9% 3,259 2.5% 128,036
County Total for 1998-11-03:   128,036
1996-11-05 OR01Bill Witt (R) 72,097 48.8% Elizabeth Furse* (D) 71,816 48.6% 3,816 2.6% 147,729
County Total for 1996-11-05:   147,729
1994-11-08 OR01Bill Witt (R) 68,690 50.6% Elizabeth Furse* (D) 60,425 44.5% 6,564 4.8% 135,679
County Total for 1994-11-08:   135,679
1992-11-03 OR01Tony Meeker (R) 78,867 50.6% Elizabeth Furse (D) 76,871 49.4% 0 0.0% 155,738
County Total for 1992-11-03:   155,738
*: incumbent           sp: special election           RO: runoff election

Voter Registration Data for Washington County, OR

YearTotalRepublicanDemocratOtherR/D EdgeR/D Edge %VAPOP %
2023 392,736 74,204 18.9% 142,724 36.3% 175,808 44.8% Dem +68,520 Dem +17.4% 84%
2022 389,829 76,397 19.6% 144,839 37.2% 168,593 43.2% Dem +68,442 Dem +17.6% 84%
2020 382,332 82,730 21.6% 146,727 38.4% 152,875 40.0% Dem +63,997 Dem +16.7% 82%
2018 356,888 83,346 23.4% 133,055 37.3% 140,487 39.4% Dem +49,709 Dem +13.9% 79%
2016 340,645 88,275 25.9% 134,462 39.5% 117,908 34.6% Dem +46,187 Dem +13.6% 78%
2014 293,792 84,627 28.8% 110,312 37.5% 98,853 33.6% Dem +25,685 Dem +8.7% 70%
2012 292,272 89,050 30.5% 114,435 39.2% 88,787 30.4% Dem +25,385 Dem +8.7% 72%
2010 268,359 85,794 32.0% 109,171 40.7% 73,394 27.3% Dem +23,377 Dem +8.7% 68%
2008 273,976 89,119 32.5% 114,449 41.8% 70,408 25.7% Dem +25,330 Dem +9.2% 72%
2006 247,592 91,670 37.0% 89,231 36.0% 66,691 26.9% Rep +2,439 Rep +1.0% 68%
2004 268,887 100,672 37.4% 95,877 35.7% 72,338 26.9% Rep +4,795 Rep +1.8% 76%
2002 225,940 88,968 39.4% 80,178 35.5% 56,794 25.1% Rep +8,790 Rep +3.9% 67%
2000 233,688 91,979 39.4% 82,642 35.4% 59,067 25.3% Rep +9,337 Rep +4.0% 72%
1998 200,662 92,514 46.1% 82,280 41.0% 25,868 12.9% Rep +10,234 Rep +5.1% 65%
1996 218,192 90,139 41.3% 78,458 36.0% 49,595 22.7% Rep +11,681 Rep +5.4% 76%
1994 207,078 85,141 41.1% 76,414 36.9% 45,523 22.0% Rep +8,727 Rep +4.2% 77%
1992 195,834 80,858 41.3% 74,544 38.1% 40,432 20.6% Rep +6,314 Rep +3.2% 79%
1990 153,581 68,668 44.7% 61,244 39.9% 23,669 15.4% Rep +7,424 Rep +4.8% 67%
1988 165,161 73,862 44.7% 67,083 40.6% 24,216 14.7% Rep +6,779 Rep +4.1% 76%
1986 158,401 71,589 45.2% 64,308 40.6% 22,504 14.2% Rep +7,281 Rep +4.6% 77%
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.