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.
Portland-Auburn, Maine
Akashic
Portland-AuburnHarrisD+12.4
18922024
How it voted
Share of the 2024 vote
Kamala Harris ✓Democratic
55.2%
350,801
Donald TrumpRepublican
42.7%
271,787
Jill SteinGreen Independent
2.1%
13,397
D+60R+60
11 counties, each filled by 2024 D-vs-R margin. Hover any county for its result.
County-level results (11 counties) — table
2024 presidential result by county for Portland-Auburn, ME — winner and D-vs-R margin.
County
Winner
Margin
Androscoggin County, ME
Republican
R+6.1
Carroll County, NH
Republican
R+1.7
Coos County, NH
Republican
R+13.7
Cumberland County, ME
Democratic
D+35.3
Franklin County, ME
Republican
R+8.2
Kennebec County, ME
Republican
R+2.7
Knox County, ME
Democratic
D+18.6
Lincoln County, ME
Democratic
D+11.3
Oxford County, ME
Republican
R+12.9
Sagadahoc County, ME
Democratic
D+16.6
York County, ME
Democratic
D+10.5
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
55.2%Harris350,801
42.7%Trump271,787
2.1%Stein13,397
+12.4%
635,985
D
55.3%Biden350,902
40.9%Trump259,602
3.8%Jorgensen23,847
+14.4%
634,351
D
49.9%Clinton283,222
42.8%Trump242,908
7.2%Johnson40,969
+7.1%
567,099
D
57.7%Obama312,686
39.7%Romney214,962
2.6%Johnson14,175
+18.0%
541,823
D
59.4%Obama328,844
38.8%McCain214,987
1.8%Nader10,179
+20.6%
554,010
D
54.4%Kerry302,802
43.8%Bush243,491
1.8%Life9,963
+10.7%
556,256
D
50.0%Gore242,865
43.2%Bush209,459
6.8%Nader32,996
+6.9%
485,320
D
52.0%Clinton231,295
31.4%Dole139,446
16.6%Perot73,800
+20.7%
444,541
D
39.6%Clinton196,591
31.2%Bush154,722
29.2%Perot145,110
+8.4%
496,423
R
42.9%Dukakis176,336
56.3%Bush231,469
0.8%Paul3,283
−13.4%
411,088
R
38.9%Mondale156,498
60.7%Reagan244,540
0.4%Hall1,524
−21.9%
402,562
R
41.8%Carter158,206
45.9%Reagan173,584
12.3%Anderson46,613
−4.1%
378,403
D
49.0%Carter171,468
48.3%Ford169,065
2.7%McCarthy9,276
+0.7%
349,809
R
39.2%McGovern119,469
60.6%Nixon184,329
0.2%Schmitz586
−21.3%
304,384
D
56.5%Humphrey161,739
41.8%Nixon119,749
1.7%Wallace5,008
+14.7%
286,496
D
69.9%Johnson194,361
30.1%Goldwater83,620
0.1%Hass182
+39.8%
278,163
R
45.6%Kennedy138,819
54.4%Nixon165,553
0.0%Byrd5
−8.8%
304,377
R
31.4%Stevenson83,660
68.6%Eisenhower182,529
0.0%Andrews10
−37.1%
266,199
R
35.8%Stevenson94,911
64.0%Eisenhower169,549
0.2%Hallinan408
−28.2%
264,868
R
44.3%Truman90,727
54.6%Dewey111,648
1.1%Thurmond2,250
−10.2%
204,625
D
50.1%Roosevelt111,447
49.8%Dewey110,765
0.1%Thomas218
+0.3%
222,430
D
51.4%Roosevelt119,204
48.5%Willkie112,401
0.1%Thomas245
+2.9%
231,850
R
45.0%Roosevelt98,152
52.6%Landon114,834
2.4%Lemke5,226
−7.6%
218,212
R
44.4%Roosevelt93,247
54.6%Hoover114,752
0.9%Thomas1,989
−10.2%
209,988
R
33.8%Smith63,040
65.8%Hoover122,659
0.4%Thomas757
−32.0%
186,456
R
25.3%Davis36,250
68.4%Coolidge97,941
6.2%La Follette8,932
−43.1%
143,123
R
33.0%Cox47,333
65.6%Harding94,010
1.3%Debs1,895
−32.6%
143,238
R
48.4%Wilson45,366
49.4%Hughes46,225
2.2%Benson2,069
−0.9%
93,660
D
41.0%Wilson36,640
21.8%Taft19,488
37.1%Roosevelt33,158
+19.2%
89,286
R
35.3%Bryan26,587
60.8%Taft45,712
3.9%Debs2,924
−25.4%
75,223
R
31.9%Parker22,323
64.1%Roosevelt44,845
4.0%Debs2,771
−32.2%
69,939
R
37.6%Bryan29,020
59.6%McKinley46,024
2.8%Woolley2,147
−22.0%
77,191
R
29.1%Bryan23,295
67.5%McKinley54,003
3.4%Palmer2,683
−38.4%
79,981
R
43.0%Cleveland34,685
53.0%Harrison42,803
4.0%Weaver3,232
−10.1%
80,720
Akashic
presidential history
Presidential margin, 1892–2024
Democratic minus Republican, by election
Presidential margin over time
Year
Margin (D minus R)
1892
−10.1%
1896
−38.4%
1900
−22.0%
1904
−32.2%
1908
−25.4%
1912
+19.2%
1916
−0.9%
1920
−32.6%
1924
−43.1%
1928
−32.0%
1932
−10.2%
1936
−7.6%
1940
+2.9%
1944
+0.3%
1948
−10.2%
1952
−28.2%
1956
−37.1%
1960
−8.8%
1964
+39.8%
1968
+14.7%
1972
−21.3%
1976
+0.7%
1980
−4.1%
1984
−21.9%
1988
−13.4%
1992
+8.4%
1996
+20.7%
2000
+6.9%
2004
+10.7%
2008
+20.6%
2012
+18.0%
2016
+7.1%
2020
+14.4%
2024
+12.4%
DemocraticRepublican
The Portland-Auburn market covers roughly half of Maine's population and consistently posts the state's most competitive federal margins, making it a reliable bellwether for statewide outcomes.
Across the recorded series it reached a Democratic high of 39.8 points in 1964 and a Republican high of 43.1 points in 1924. Between 2020 and 2024 the market moved 2.0 points toward the Republican candidate; the 2024 margin was 12.4 points.
A population of 1,052,919, a 89% non-Hispanic-white share, and a median household income of $81,554 describe the market. The market's voting pattern over the last decade is most similar to that of Burlington-Plattsburgh and Eugene.
Akashic
Political twins — media markets
The media markets 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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Portland-Auburn, Maine. Akashic. https://akashic.app/dma/500/. Accessed May 20, 2026. License: CC BY 4.0.
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In 2024, Portland-Auburn, Maine voted Democratic by 12.4 points (D+12.4), carried by the Democratic candidate. Out of 635,985 votes cast, 350,801 went Democratic and 271,787 went Republican.
When did Portland-Auburn, Maine last vote Republican?
The most recent presidential election in which Portland-Auburn, Maine voted Republican was 1988.
How many people live in Portland-Auburn, Maine?
Portland-Auburn, Maine has a population of 1,052,919 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Portland-Auburn, Maine?
Median household income in Portland-Auburn, Maine is $81,554 — above the national median of $80,734. The Maine state median is $74,733.
What is the political history of Portland-Auburn, Maine?
Akashic tracks 34 presidential elections in Portland-Auburn, Maine from 1892 to 2024. Of those, 15 went Democratic and 19 went Republican.