Akashic
1892–2024
Akashic
Boise City, ID
presidential margin
2008R+15.52012R+19.72016R+20.22020R+15.52024R+22.6
full record · 1892 → 2024
R+22.6
2024
median income$85,629U.S. $80,734 · ID $77,800
median age37.6U.S. 39.1 · ID 37.6
poverty rate9.1%U.S. 12.5% · ID 10.7%
bachelor’s+ (25+)36.7%U.S. 35.6% · ID 31.8%
non-english12.5%U.S. 22.3% · ID 11.0%
race · ethnicity · ancestry
English18.4%
German17.1%
Irish10.3%
Mexican11.9%
Spanish0.4%
Puerto Rican0.4%
Asian Indian0.3%
Chinese0.3%
Filipino0.2%
Aztec0.2%
African American†0.6%
religion
other traditions
Mainline3.9%
Other Christian1.0%
Muslim0.3%
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.

Boise City, ID, Idaho

Akashic
Boise City, IDTrumpR+22.6
—
2024 presidential margin by county for Boise City, ID, IDA map of the constituent counties of Boise City, ID, ID, each outlined and filled by its 2024 presidential margin from deep red (Republican) through neutral to deep blue (Democratic), seated within the faint outlines of the surrounding states.Ada County, ID · R+10.3Boise County, ID · R+54.2Canyon County, ID · R+46.6Gem County, ID · R+66.0Owyhee County, ID · R+67.6
How it voted
Share of the 2024 vote
Donald Trump ✓Republican59.9%233,049
Kamala HarrisDemocratic37.4%145,305
Robert F. Kennedy Jr.Independent2.7%10,575
D+60
R+60
5 counties, each filled by 2024 D-vs-R margin. Hover any county for its result.
County-level results (5 counties) — table
2024 presidential result by county for Boise City, ID, ID — winner and D-vs-R margin.
CountyWinnerMargin
Ada County, IDRepublicanR+10.3
Boise County, IDRepublicanR+54.2
Canyon County, IDRepublicanR+46.6
Gem County, IDRepublicanR+66.0
Owyhee County, IDRepublicanR+67.6
34 presidential elections
Third column names the leading third-party or independent finisher. Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
YearWonDemocraticRepublicanOtherMarginTotal
R
37.4%Harris145,305
59.9%Trump233,049
2.7%Kennedy10,575
−22.6%
388,929
R
40.6%Biden150,243
56.2%Trump207,713
3.2%Jorgensen11,674
−15.5%
369,630
R
33.5%Clinton95,157
53.7%Trump152,679
12.8%McMullin36,243
−20.2%
284,079
R
38.6%Obama100,846
58.3%Romney152,312
3.1%Johnson8,137
−19.7%
261,295
R
40.9%Obama106,733
56.4%McCain147,122
2.7%Nader6,929
−15.5%
260,784
R
33.4%Kerry75,221
65.3%Bush147,016
1.2%Badnarik2,742
−31.9%
224,979
R
30.2%Gore53,952
64.0%Bush114,455
5.8%Nader10,304
−33.9%
178,711
R
34.3%Clinton58,582
54.4%Dole92,770
11.3%Perot19,232
−20.0%
170,584
R
27.6%Clinton43,954
45.9%Bush73,056
26.5%Perot42,120
−18.3%
159,130
R
34.3%Dukakis44,264
63.5%Bush82,054
2.2%Paul2,898
−29.2%
129,216
R
25.5%Mondale31,904
73.1%Reagan91,683
1.4%Bergland1,750
−47.7%
125,337
R
25.0%Carter33,359
65.1%Reagan86,737
9.9%Anderson13,176
−40.1%
133,272
R
34.2%Carter34,050
63.2%Ford63,002
2.6%Maddox2,638
−29.0%
99,690
R
22.6%McGovern20,105
67.5%Nixon60,071
9.9%Schmitz8,767
−44.9%
88,943
R
24.3%Humphrey19,196
62.5%Nixon49,329
13.2%Wallace10,383
−38.2%
78,908
R
44.6%Johnson34,186
55.4%Goldwater42,479
0.0%
−10.8%
76,665
R
38.7%Kennedy30,235
61.3%Nixon47,952
0.0%
−22.7%
78,187
R
31.9%Stevenson21,734
68.1%Eisenhower46,353
0.0%
−36.2%
68,087
R
28.4%Stevenson19,714
71.4%Eisenhower49,516
0.1%Hallinan102
−43.0%
69,332
R
43.4%Truman22,284
53.8%Dewey27,663
2.8%Thurmond1,424
−10.5%
51,371
R
45.1%Roosevelt21,227
54.1%Dewey25,435
0.8%Thomas359
−8.9%
47,021
D
50.8%Roosevelt25,523
49.0%Willkie24,619
0.3%Thomas133
+1.8%
50,275
D
59.3%Roosevelt24,671
34.2%Landon14,238
6.5%Lemke2,698
+25.1%
41,607
D
53.2%Roosevelt19,421
40.9%Hoover14,943
5.9%Thomas2,142
+12.3%
36,506
R
26.8%Smith7,676
72.1%Hoover20,667
1.1%Thomas311
−45.3%
28,654
R
14.5%Davis4,107
46.3%Coolidge13,064
39.2%La Follette11,073
−31.7%
28,244
R
35.2%Cox9,268
64.7%Harding17,015
0.1%Debs29
−29.4%
26,312
D
49.7%Wilson12,498
43.3%Hughes10,870
7.0%Benson1,760
+6.5%
25,128
O
28.7%Wilson6,311
28.2%Taft6,206
43.1%Roosevelt9,494
Roosevelt +14.5
22,011
R
40.7%Bryan8,016
52.3%Taft10,290
7.0%Debs1,385
−11.5%
19,691
R
24.5%Parker3,523
65.6%Roosevelt9,424
9.9%Debs1,420
−41.1%
14,367
R
47.2%Bryan5,122
49.2%McKinley5,335
3.6%Woolley389
−2.0%
10,846
D
75.5%Bryan4,711
23.7%McKinley1,477
0.9%Palmer54
+51.8%
6,242
O
0.0%Cleveland0
42.9%Harrison1,884
57.1%Weaver2,511
Weaver +14.3
4,395
presidential history
Presidential margin, 1892–2024
Democratic minus Republican, by election
Presidential margin over timeDemocratic-minus-Republican presidential margin from 1892 to 2024. Most recent: −22.6% in 2024.flipped R · 1944−22.6%DR18922024
Presidential margin over time
YearMargin (D minus R)
1892−42.9%
1896+51.8%
1900−2.0%
1904−41.1%
1908−11.5%
1912+0.5%
1916+6.5%
1920−29.4%
1924−31.7%
1928−45.3%
1932+12.3%
1936+25.1%
1940+1.8%
1944−8.9%
1948−10.5%
1952−43.0%
1956−36.2%
1960−22.7%
1964−10.8%
1968−38.2%
1972−44.9%
1976−29.0%
1980−40.1%
1984−47.7%
1988−29.2%
1992−18.3%
1996−20.0%
2000−33.9%
2004−31.9%
2008−15.5%
2012−19.7%
2016−20.2%
2020−15.5%
2024−22.6%
DemocraticRepublican

Boise's rapid in-migration from California and the Pacific Northwest has introduced new demographic layers to a metro that still votes Republican by double digits, making it a bellwether for how growth reshapes reliably conservative Western cities.

Across the recorded series it reached a Democratic high of 51.8 points in 1896 and a Republican high of 47.7 points in 1984. Between 2020 and 2024 the metro moved 7.0 points toward the Republican candidate; the 2024 margin was 22.6 points.

A population of 811,115, a 77% non-Hispanic-white share, and a median household income of $85,629 describe the metro. The metro's voting pattern over the last decade is most similar to that of Colorado Springs, CO and Ogden, UT.

Political twins — metros

The metros whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.

Colorado Springs, CO
82.8twin score
2000–2004 trajectorypopulation scalemedian income≠ 12-yr trend
Ogden, UT
75.9twin score
2000 marginpopulation scalecollege share≠ 12-yr trend
Wichita, KS
74.4twin score
population scale12-yr trend2004–2008 trajectory≠ median income

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.
Boise City, ID, Idaho. Akashic. https://akashic.app/cbsa/14260/. Accessed May 20, 2026. License: CC BY 4.0.
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Places within Boise City, ID

counties5
Ada CountyBoise CountyCanyon CountyGem CountyOwyhee County

Frequently asked questions

How did Boise City, ID, Idaho vote in 2024?
In 2024, Boise City, ID, Idaho voted Republican by 22.6 points (R+22.6), carried by the Republican candidate. Out of 388,929 votes cast, 145,305 went Democratic and 233,049 went Republican.
When did Boise City, ID, Idaho last vote Democratic?
The most recent presidential election in which Boise City, ID, Idaho voted Democratic was 1940.
How many people live in Boise City, ID, Idaho?
Boise City, ID, Idaho has a population of 811,115 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Boise City, ID, Idaho?
Median household income in Boise City, ID, Idaho is $85,629 — above the national median of $80,734. The Idaho state median is $77,800.
What is the political history of Boise City, ID, Idaho?
Akashic tracks 34 presidential elections in Boise City, ID, Idaho from 1892 to 2024. Of those, 5 went Democratic and 27 went Republican.