† Citizen voting-age population estimated for prior cycles; 2004 predates the ACS and is extrapolated. Source: ACS 5-year, table B05003.
——
D+60R+60
9 counties by 2024 margin · County returns · MIT Election Lab
People and households
Who lives here
Exact values for this place, its state, and the United States.
Race · ethnicity · ancestry
Communities and origins
GroupSeattle-Tacoma, WAWashingtonUnited States
German13.6%14.5%12.5%
English11.7%12.1%9.5%
Irish9.6%9.8%9.4%
Norwegian4.1%4.0%—
Italian3.3%3.1%4.8%
American3.2%3.8%5.3%
Scottish2.6%2.6%1.3%
Swedish2.4%1.8%—
Chinese3.1%2.2%1.3%
Asian Indian3.0%2.0%1.4%
Filipino2.1%1.5%0.9%
Vietnamese1.6%1.1%0.6%
Korean1.3%0.9%0.4%
Japanese0.6%0.4%0.2%
Cambodian0.4%0.3%—
Taiwanese0.2%——
Mexican7.7%10.8%11.3%
Puerto Rican0.6%0.5%1.8%
Spaniard0.4%0.4%—
Salvadoran0.4%0.4%0.7%
Spanish0.3%0.3%—
Guatemalan0.2%0.2%0.5%
Colombian0.2%0.2%0.4%
Honduran0.2%—0.3%
African American†3.1%2.3%9.9%
African0.5%0.4%0.5%
Ethiopian0.5%0.3%—
Somali0.3%0.2%—
Nigerian0.2%—0.2%
Samoan0.3%0.2%—
Hispanic or Latino counts residents of any race; the race groups count only their non-Hispanic residents, so the groups are mutually exclusive and sum to 100%. Expand a row to see ancestries reported within that group.
Age and life stage
Measure
Seattle-Tacoma, WA
Washington
United States
Median age
38.3
38.5
39.1
Age 18–24
8.0%
8.5%
9.2%
Age 65 and older
15.6%
16.7%
17.2%
Household economy
Measure
Seattle-Tacoma, WA
Washington
United States
Median household income
$112,036
$98,141
$84,427
Poverty rate
8.7%
9.9%
12.5%
Bachelor's degree or higher (25+)
44.5%
39.3%
35.6%
Languages at home
Measure
Seattle-Tacoma, WA
Washington
United States
Speaks a non-English language at home
23.4%
21.5%
22.3%
Spanish
6.8%
9.1%
13.6%
Other Indo-European
2.8%
2.1%
2.0%
Chinese (incl. Mandarin & Cantonese)
2.7%
1.9%
1.1%
Other Asian & Pacific Island
2.8%
2.1%
1.1%
Religious landscape
Measure
Seattle-Tacoma, WA
Washington
United States
Catholic
10.7%
10.7%
18.6%
Evangelical Protestant
20.1%
20.5%
16.5%
Unclaimed / not counted
59.0%
58.8%
51.5%
American Community Survey 2024 5-year (CVAP, income, age, poverty, education, language, race, ancestry) · presidential returns from MIT Election Lab through 2024 · 2020 U.S. Religion Census (ASARB) — congregational adherents; unclaimed is the residual not counted by congregations.
Seattle-Tacoma, WA
presidential history
Presidential margin, 1892–2024
Democratic minus Republican, by election
Presidential margin over time
Year
Margin (D minus R)
1892
−7.3%
1896
+10.4%
1900
−15.9%
1904
−52.2%
1908
−25.3%
1912
+2.5%
1916
+8.1%
1920
−36.4%
1924
−43.9%
1928
−35.2%
1932
+26.8%
1936
+37.5%
1940
+22.6%
1944
+18.9%
1948
+9.4%
1952
−6.6%
1956
−8.0%
1960
−1.0%
1964
+26.1%
1968
+5.1%
1972
−17.8%
1976
−2.7%
1980
−9.9%
1984
−10.4%
1988
+3.9%
1992
+15.7%
1996
+18.1%
2000
+15.0%
2004
+16.8%
2008
+27.0%
2012
+25.4%
2016
+28.0%
2020
+31.5%
2024
+30.7%
DemocraticRepublican
34 presidential elections
Third column names the leading third-party or independent finisher. Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024). Swing · margin change from the prior cycle. vs U.S. · margin relative to the national result that year.
Year
Won
Democratic
Republican
Other
Margin
Swing
vs U.S.
Total
D
63.4%Harris1,593,467
32.7%Trump822,301
1.3%Kennedy33,302 +8
D+30.7
R+0.9
D+32.1
2,514,445
All 11 candidates in 2024 · 9 minor / independent
Kamala D HarrisDemocratic63.4%1,593,467
Donald J TrumpRepublican32.7%822,301
Robert F KennedyIndependent1.3%33,302
Jill SteinIndependent0.9%22,700
OtherAll other candidates0.7%16,579
Chase OliverLibertarian0.4%10,844
Claudia De La CruzIndependent0.3%6,436
Cornel WestIndependent0.2%5,518
Shiva AyyaduraiIndependent0.1%2,062
Joseph KishoreIndependent0.0%643
Rachele FruitIndependent0.0%593
D
64.1%Biden1,699,683
32.6%Trump863,774
3.3%
D+31.5
D+3.5
D+27.1
2,650,150
D
58.8%Clinton1,277,338
30.7%Trump667,930
10.5%
D+28.0
D+2.6
D+26.0
2,172,696
D
61.2%Obama1,261,858
35.8%Romney737,205
3.0%
D+25.4
R+1.6
D+21.6
2,061,640
D
62.6%Obama1,242,639
35.6%McCain706,765
1.7%
D+27.0
D+10.2
D+19.7
1,983,987
D
57.6%Kerry1,085,490
40.8%Bush768,665
1.6%
D+16.8
D+1.8
D+19.3
1,884,095
D
54.8%Gore901,307
39.8%Bush654,961
5.4%
D+15.0
R+3.1
D+14.5
1,645,430
D
52.6%Clinton788,923
34.6%Dole518,301
12.8%
D+18.1
D+2.4
D+9.5
1,498,590
D
45.4%Clinton696,048
29.7%Bush455,522
24.9%
D+15.7
D+11.8
D+10.1
1,532,999
D
51.2%Dukakis634,777
47.3%Bush586,334
1.5%
D+3.9
D+14.3
D+11.6
1,239,711
R
44.2%Mondale536,805
54.6%Reagan663,413
1.3%
R+10.4
R+0.6
D+7.8
1,215,645
R
37.9%Carter421,818
47.7%Reagan531,583
14.4%
R+9.9
R+7.2
R+0.1
1,113,362
R
46.6%Carter463,215
49.4%Ford490,104
4.0%
R+2.7
D+15.1
R+4.8
992,960
R
39.0%McGovern363,755
56.8%Nixon529,783
4.1%
R+17.8
R+22.9
D+5.3
932,031
D
48.8%Humphrey403,410
43.7%Nixon361,014
7.5%
D+5.1
R+21.0
D+5.8
826,243
D
62.6%Johnson488,151
36.5%Goldwater284,381
0.9%
D+26.1
D+27.2
D+3.6
779,355
R
48.8%Kennedy369,190
49.8%Nixon376,928
1.4%
R+1.0
D+7.0
R+1.2
757,052
R
45.5%Stevenson309,465
53.5%Eisenhower364,033
1.0%
R+8.0
R+1.4
D+7.4
680,024
R
46.1%Stevenson301,566
52.7%Eisenhower345,012
1.2%
R+6.6
R+16.0
D+4.1
654,745
D
51.8%Truman272,673
42.4%Dewey223,385
5.8%
D+9.4
R+9.6
D+4.9
526,489
D
58.9%Roosevelt301,802
40.0%Dewey204,815
1.1%
D+18.9
R+3.6
D+11.4
512,003
D
60.6%Roosevelt270,109
38.0%Willkie169,489
1.4%
D+22.6
R+14.9
D+12.6
445,967
D
67.1%Roosevelt259,759
29.6%Landon114,665
3.3%
D+37.5
D+10.7
D+13.2
387,158
D
58.8%Roosevelt202,398
32.0%Hoover110,059
9.2%
D+26.8
D+62.1
D+9.0
344,262
R
31.3%Smith86,093
66.5%Hoover183,095
2.2%
R+35.2
D+8.7
R+17.8
275,272
R
7.7%Davis17,153
51.6%Coolidge115,155
40.7%
R+43.9
R+7.5
R+18.8
223,074
R
17.0%Cox36,121
53.4%Harding113,673
29.6%
R+36.4
R+44.5
R+10.3
212,763
D
50.1%Wilson96,717
42.1%Hughes81,121
7.8%
D+8.1
D+5.6
D+4.9
192,887
O
24.5%Wilson38,479
22.1%Taft34,634
53.4%
Roosevelt +28.9
D+27.8
R+17.1
156,935
R
31.9%Bryan27,739
57.2%Taft49,747
10.9%
R+25.3
D+26.9
R+15.8
86,943
R
18.1%Parker12,184
70.3%Roosevelt47,323
11.6%
R+52.2
R+36.3
R+32.5
67,297
R
39.5%Bryan18,631
55.4%McKinley26,124
5.0%
R+15.9
R+26.3
R+8.4
47,129
D
54.6%Bryan22,439
44.3%McKinley18,180
1.1%
D+10.4
D+17.6
D+16.5
41,060
R
33.3%Cleveland13,585
40.5%Harrison16,552
26.2%
R+7.3
—
R+8.9
40,845
Congressional elections · 3 Senate races
U.S. Senate
Source · MIT Election Lab (MEDSL), Senate. CC-BY 4.0.
Year
Won
Democratic
Republican
Total
2024
D
64.9%1,587,719
34.9%852,855
2,447,203
2022
D
63.8%1,250,450
35.9%703,616
1,958,859
2018
D
63.9%1,282,254
36.1%723,156
2,005,410
voter registration
Registered voters
Total registered voters, over time
Registered voters
Voter registration in Seattle-Tacoma, WA
Year
Total registered
2016
3,061,635
2018
3,139,451
2020
3,392,859
2022
3,404,576
2024
3,578,657
domestic migration
Who moves in and out
Net domestic migration over time
−2,551 net domestic migration · 2025
20112025
Net +108,888 over 2011–2025 · gain loss
Domestic migration in Seattle-Tacoma, WA in Seattle-Tacoma, WA: net domestic migration by year
Year
Net domestic migration
2011
+19,931
2012
+11,888
2013
+11,852
2014
+17,311
2015
+24,316
2016
+42,416
2017
+34,206
2018
+20,884
2019
+12,696
2021
−29,798
2022
−21,059
2023
−27,118
2024
−6,086
2025
−2,551
Seattle-Tacoma, WA sits in the Pacific Northwest. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 37.5 points in 1936 and a Republican high of 52.2 points in 1904. Between 2020 and 2024 the region moved 0.9 points toward the Republican candidate; the 2024 margin was 30.7 points.
A population of 5,010,168, a 60% non-Hispanic-white share, and a median household income of $112,036 describe the region. The region's voting pattern over the last decade is most similar to that of Portland-Vancouver-Salem, OR-WA and San Jose-San Francisco-Oakland, CA.
Akashic
Political twins — combined metros
The combined 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 →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Seattle-Tacoma, WA, Washington. Akashic. https://akashic.app/csa/500/. Accessed May 20, 2026. License: CC BY 4.0.
How did Seattle-Tacoma, WA, Washington vote in 2024?
In 2024, Seattle-Tacoma, WA, Washington voted Democratic by 30.7 points (D+30.7), carried by the Democratic candidate. Out of 2,514,445 votes cast, 1,593,467 went Democratic and 822,301 went Republican.
When did Seattle-Tacoma, WA, Washington last vote Republican?
The most recent presidential election in which Seattle-Tacoma, WA, Washington voted Republican was 1984.
How many people live in Seattle-Tacoma, WA, Washington?
Seattle-Tacoma, WA, Washington has a population of 5,010,168 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Seattle-Tacoma, WA, Washington?
Median household income in Seattle-Tacoma, WA, Washington is $112,036 — above the national median of $80,734. The Washington state median is $98,141.
What is the political history of Seattle-Tacoma, WA, Washington?
Akashic tracks 34 presidential elections in Seattle-Tacoma, WA, Washington from 1892 to 2024. Of those, 19 went Democratic and 14 went Republican.
