American Community Survey 2024 5-year (income, age, poverty, education, language, race, ancestry) · presidential returns from MIT Election Lab through 2024 · 2020 U.S. Religion Census (ASARB) — congregational adherents, unaffiliated is the unclaimed remainder.
Seattle-Tacoma-Bellevue, WA, Washington
Akashic
Seattle-Tacoma-Bellevue, WAHarrisD+35.5
18922024
How it voted
Share of the 2024 vote
Kamala Harris ✓Democratic
65.8%
1,307,874
Donald TrumpRepublican
30.3%
601,758
Robert F. Kennedy Jr.We The People
4.0%
78,672
D+60R+60
3 counties, each filled by 2024 D-vs-R margin. Hover any county for its result.
County-level results (3 counties) — table
2024 presidential result by county for Seattle-Tacoma-Bellevue, WA, WA — winner and D-vs-R margin.
County
Winner
Margin
King County, WA
Democratic
D+51.3
Pierce County, WA
Democratic
D+10.7
Snohomish County, WA
Democratic
D+18.8
Akashic
34 presidential elections
Third column names the leading third-party or independent finisher. Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
Year
Won
Democratic
Republican
Other
Margin
Total
D
65.8%Harris1,307,874
30.3%Trump601,758
4.0%Kennedy78,672
+35.5%
1,988,304
D
66.9%Biden1,413,544
30.0%Trump633,325
3.1%Jorgensen66,515
+36.9%
2,113,384
D
61.7%Clinton1,076,087
28.2%Trump491,418
10.1%Johnson175,696
+33.5%
1,743,201
D
63.3%Obama1,042,950
33.8%Romney557,183
3.0%Johnson48,788
+29.5%
1,648,921
D
64.7%Obama1,017,348
33.6%McCain528,111
1.7%Nader26,426
+31.1%
1,571,885
D
59.5%Kerry895,077
39.0%Bush586,143
1.5%Nader22,715
+20.5%
1,503,935
D
56.6%Gore744,561
38.1%Bush501,217
5.2%Nader68,672
+18.5%
1,314,450
D
53.9%Clinton648,363
33.6%Dole403,991
12.4%Perot149,493
+20.3%
1,201,847
D
46.7%Clinton581,936
28.9%Bush359,533
24.4%Perot303,703
+17.9%
1,245,172
D
52.2%Dukakis527,045
46.4%Bush468,899
1.4%Paul14,651
+5.8%
1,010,595
R
44.8%Mondale444,846
54.0%Reagan536,226
1.2%Bergland12,292
−9.2%
993,364
R
38.5%Carter351,493
47.0%Reagan428,967
14.5%Anderson132,115
−8.5%
912,575
R
46.4%Carter382,604
49.6%Ford409,425
4.0%McCarthy32,726
−3.3%
824,755
R
39.5%McGovern308,913
56.6%Nixon443,004
3.9%Schmitz30,663
−17.1%
782,580
D
48.7%Humphrey340,158
43.9%Nixon306,145
7.4%Wallace51,774
+4.9%
698,077
D
62.0%Johnson407,795
37.0%Goldwater243,664
1.0%Hass6,559
+24.9%
658,018
R
48.9%Kennedy311,841
49.4%Nixon315,069
1.7%Byrd10,538
−0.5%
637,448
R
45.6%Stevenson257,121
53.3%Eisenhower300,634
1.1%Andrews6,339
−7.7%
564,094
R
46.2%Stevenson250,233
52.4%Eisenhower283,771
1.4%Hallinan7,379
−6.2%
541,383
D
51.3%Truman219,893
42.6%Dewey182,453
6.1%Thurmond26,335
+8.7%
428,681
D
59.1%Roosevelt245,922
39.8%Dewey165,527
1.1%Thomas4,655
+19.3%
416,104
D
60.9%Roosevelt220,989
37.6%Willkie136,330
1.5%Thomas5,380
+23.3%
362,699
D
67.4%Roosevelt212,666
29.7%Landon93,757
2.9%Lemke9,082
+37.7%
315,505
D
59.1%Roosevelt165,541
32.7%Hoover91,662
8.2%Thomas23,118
+26.4%
280,321
R
31.7%Smith71,425
65.9%Hoover148,527
2.4%Thomas5,379
−34.2%
225,331
R
7.4%Davis13,184
51.5%Coolidge92,298
41.1%La Follette73,749
−44.1%
179,231
R
16.9%Cox28,684
53.7%Harding91,425
29.4%Debs50,073
−36.9%
170,182
D
51.5%Wilson79,692
41.6%Hughes64,364
6.9%Benson10,629
+9.9%
154,685
O
25.2%Wilson30,789
20.6%Taft25,103
54.2%Roosevelt66,256
Roosevelt +29.0
122,148
R
33.1%Bryan22,554
57.1%Taft38,891
9.8%Debs6,693
−24.0%
68,138
R
17.6%Parker9,022
70.7%Roosevelt36,232
11.7%Debs6,015
−53.1%
51,269
R
39.8%Bryan13,984
55.3%McKinley19,448
4.9%Woolley1,705
−15.6%
35,137
D
55.0%Bryan16,161
44.0%McKinley12,935
1.0%Palmer286
+11.0%
29,382
R
33.6%Cleveland9,985
40.3%Harrison11,962
26.1%Weaver7,740
−6.7%
29,687
Akashic
presidential history
Presidential margin, 1892–2024
Democratic minus Republican, by election
Presidential margin over time
Year
Margin (D minus R)
1892
−6.7%
1896
+11.0%
1900
−15.6%
1904
−53.1%
1908
−24.0%
1912
+4.7%
1916
+9.9%
1920
−36.9%
1924
−44.1%
1928
−34.2%
1932
+26.4%
1936
+37.7%
1940
+23.3%
1944
+19.3%
1948
+8.7%
1952
−6.2%
1956
−7.7%
1960
−0.5%
1964
+24.9%
1968
+4.9%
1972
−17.1%
1976
−3.3%
1980
−8.5%
1984
−9.2%
1988
+5.8%
1992
+17.9%
1996
+20.3%
2000
+18.5%
2004
+20.5%
2008
+31.1%
2012
+29.5%
2016
+33.5%
2020
+36.9%
2024
+35.5%
DemocraticRepublican
Akashic
voter registration
Registered voters
Total registered voters, over time
Registered voters
Voter registration in Seattle-Tacoma-Bellevue, WA
Year
Total registered
2016
2,451,581
2018
2,509,289
2020
2,706,689
2022
2,706,561
2024
2,840,530
Source: U.S. Election Assistance Commission (EAVS)
Home to Amazon and Boeing's historic base, the Seattle-Tacoma-Bellevue metro delivers presidential margins exceeding 40 points Democratic, yet inner suburbs like Bellevue diverge sharply from Tacoma's blue-collar Democratic coalition.
Across the recorded series it reached a Democratic high of 37.7 points in 1936 and a Republican high of 53.1 points in 1904. Between 2020 and 2024 the metro moved 1.4 points toward the Republican candidate; the 2024 margin was 35.5 points.
A population of 4,061,920, a 57% non-Hispanic-white share, and a median household income of $116,172 describe the metro. The metro's voting pattern over the last decade is most similar to that of San Francisco-Oakland-Fremont, CA and Portland-Vancouver-Hillsboro, OR-WA.
Akashic
Political twins — metros
The metros whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →
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All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Seattle-Tacoma-Bellevue, WA, Washington. Akashic. https://akashic.app/cbsa/42660/. Accessed May 20, 2026. License: CC BY 4.0.
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How did Seattle-Tacoma-Bellevue, WA, Washington vote in 2024?
In 2024, Seattle-Tacoma-Bellevue, WA, Washington voted Democratic by 35.5 points (D+35.5), carried by the Democratic candidate. Out of 1,988,304 votes cast, 1,307,874 went Democratic and 601,758 went Republican.
When did Seattle-Tacoma-Bellevue, WA, Washington last vote Republican?
The most recent presidential election in which Seattle-Tacoma-Bellevue, WA, Washington voted Republican was 1984.
How many people live in Seattle-Tacoma-Bellevue, WA, Washington?
Seattle-Tacoma-Bellevue, WA, Washington has a population of 4,061,920 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Seattle-Tacoma-Bellevue, WA, Washington?
Median household income in Seattle-Tacoma-Bellevue, WA, Washington is $116,172 — above the national median of $80,734. The Washington state median is $98,141.
What is the political history of Seattle-Tacoma-Bellevue, WA, Washington?
Akashic tracks 34 presidential elections in Seattle-Tacoma-Bellevue, WA, Washington from 1892 to 2024. Of those, 19 went Democratic and 14 went Republican.