Boundary by 2024 margin · Precinct returns · VEST · 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
GroupOwyhee CountyIdahoUnited States
English14.4%19.3%9.5%
German12.1%16.5%12.5%
Irish7.2%9.5%9.4%
American5.7%5.3%5.3%
Norwegian2.6%2.4%—
Scottish2.2%3.2%1.3%
Dutch2.1%——
Swedish1.8%1.9%—
Mexican23.2%11.0%11.3%
Puerto Rican0.5%0.3%1.8%
Peruvian0.4%0.2%—
Spaniard0.2%0.4%—
Aztec2.5%——
Native Hawaiian0.2%——
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
Owyhee County
Idaho
United States
Median age
39
37.6
39.1
Age 18–24
8.3%
9.8%
9.2%
Age 65 and older
19.2%
17.1%
17.2%
Household economy
Measure
Owyhee County
Idaho
United States
Median household income
$64,406
$77,800
$84,427
Poverty rate
12.2%
10.7%
12.5%
Bachelor's degree or higher (25+)
12.4%
31.8%
35.6%
Languages at home
Measure
Owyhee County
Idaho
United States
Speaks a non-English language at home
21.2%
11.0%
22.3%
Spanish
19.9%
8.1%
13.6%
Other languages
1.1%
0.4%
0.8%
Religious landscape
Measure
Owyhee County
Idaho
United States
Catholic
15.9%
11.1%
18.6%
Evangelical Protestant
5.7%
12.4%
16.5%
Unclaimed / not counted
64.7%
50.2%
51.5%
Latter-day Saints
13.4%
22.1%
2.0%
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.
Owyhee County, Idaho
Precinct data
Results by precinct
1 precincts · 4,101 votes
Precinct boundaries and identifiers are cycle-specific. This table does not join rows across years without a validated crosswalk.
Owyhee County precinct-level presidential election results for 2024
Precinct -005005
0
4,101
0
4,101
0.0%
100.0%
R+100.0
presidential history
Presidential margin, 1892–2024
Democratic minus Republican, by election
Presidential margin over time
Year
Margin (D minus R)
1892
−49.3%
1896
+84.3%
1900
+20.2%
1904
−22.4%
1908
+3.4%
1912
+3.4%
1916
+12.3%
1920
−30.7%
1924
−16.5%
1928
−26.1%
1932
+23.4%
1936
+35.1%
1940
+5.9%
1944
−8.7%
1948
−2.3%
1952
−40.9%
1956
−25.9%
1960
−14.1%
1964
−2.0%
1968
−35.4%
1972
−50.2%
1976
−17.6%
1980
−48.6%
1984
−56.9%
1988
−32.6%
1992
−25.5%
1996
−34.2%
2000
−57.3%
2004
−60.6%
2008
−51.3%
2012
−52.7%
2016
−62.7%
2020
−63.3%
2024
−67.6%
DemocraticRepublican
38 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
R
15.3%Harris756
82.8%Trump4,101
1.2%Kennedy57
R+67.6
R+4.2
R+66.1
4,950
R
17.2%Biden816
80.5%Trump3,819
1.2%Jorgensen57
R+63.3
R+0.6
R+67.8
4,742
R
15.1%Clinton591
77.8%Trump3,052
2.8%McMullin108
R+62.7
R+10.1
R+64.8
3,924
R
22.4%Obama833
75.0%Romney2,794
0.8%Johnson31
R+52.7
R+1.4
R+56.5
3,724
R
23.3%Obama944
74.5%McCain3,024
2.2%
R+51.3
D+9.3
R+58.5
4,058
R
19.1%Kerry685
79.6%Bush2,859
1.3%
R+60.6
R+3.2
R+58.1
3,590
R
19.5%Gore623
76.9%Bush2,450
0.7%Nader22
R+57.3
R+23.1
R+57.8
3,188
R
26.9%Clinton895
61.2%Dole2,033
10.7%Perot354
R+34.2
R+8.8
R+42.8
3,323
R
22.3%Clinton686
47.8%Bush1,469
28.1%Perot862
R+25.5
D+7.1
R+31.0
3,072
R
32.2%Dukakis848
64.8%Bush1,707
3.0%
R+32.6
D+24.3
R+24.9
2,634
R
20.8%Mondale574
77.7%Reagan2,141
1.5%
R+56.9
R+8.3
R+38.7
2,755
R
23.3%Carter732
71.9%Reagan2,257
4.8%
R+48.6
R+31.0
R+38.8
3,140
R
39.9%Carter1,054
57.5%Ford1,519
2.6%
R+17.6
D+32.6
R+19.7
2,641
R
19.9%McGovern463
70.1%Nixon1,630
9.9%
R+50.2
R+14.8
R+27.1
2,324
R
24.2%Humphrey562
59.6%Nixon1,385
16.2%
R+35.4
R+33.4
R+34.7
2,323
R
49.0%Johnson1,168
51.0%Goldwater1,216
0.0%
R+2.0
D+12.1
R+24.6
2,384
R
42.9%Kennedy1,129
57.1%Nixon1,500
0.0%
R+14.1
D+11.8
R+14.3
2,629
R
37.0%Stevenson864
63.0%Eisenhower1,468
0.0%
R+25.9
D+15.0
R+10.5
2,332
R
29.5%Stevenson759
70.4%Eisenhower1,813
0.1%
R+40.9
R+38.7
R+30.2
2,575
R
47.8%Truman925
50.0%Dewey969
2.2%
R+2.3
D+6.5
R+6.8
1,937
R
45.3%Roosevelt824
54.0%Dewey983
0.7%
R+8.7
R+14.6
R+16.2
1,819
D
52.6%Roosevelt1,160
46.8%Willkie1,031
0.6%
D+5.9
R+29.2
R+4.1
2,205
D
64.0%Roosevelt1,106
28.9%Landon500
7.1%
D+35.1
D+11.7
D+10.8
1,728
D
59.6%Roosevelt959
36.2%Hoover583
4.2%
D+23.4
D+49.4
D+5.6
1,610
R
36.1%Smith533
62.2%Hoover918
1.7%
R+26.1
R+9.6
R+8.6
1,476
O
20.0%Davis309
36.5%Coolidge564
43.5%La Follette671
La Follette +6.9
D+14.2
D+8.7
1,544
R
34.7%Cox515
65.3%Harding971
0.0%
R+30.7
R+43.0
R+4.5
1,486
D
52.8%Wilson775
40.4%Hughes594
6.8%
D+12.3
D+8.9
D+9.2
1,469
D
37.3%Wilson567
33.8%Taft515
28.9%
D+3.4
±0.0
R+16.1
1,522
D
48.4%Bryan650
45.0%Taft604
6.6%
D+3.4
D+25.8
D+13.0
1,342
R
32.6%Parker393
55.0%Roosevelt663
12.4%
R+22.4
R+42.6
R+2.7
1,206
D
59.6%Bryan884
39.4%McKinley584
0.9%
D+20.2
R+64.1
D+27.8
1,482
D
92.2%Bryan1,140
7.8%McKinley97
0.0%
D+84.3
D+133.7
D+90.4
1,237
O
0.0%Cleveland0
49.3%Harrison337
50.7%
Weaver +1.3
—
R+51.0
683
—
—
—
—
No data
—
—
—
—
—
—
—
No data
—
—
—
—
—
—
—
No data
—
—
—
—
—
—
—
No data
—
—
—
Congressional elections · 2 Senate races
U.S. Senate
Source · MIT Election Lab (MEDSL), Senate. CC-BY 4.0.
Year
Won
Democratic
Republican
Total
2022
R
12.5%822
72.5%4,752
6,550
2020
R
19.2%910
76.8%3,643
4,741
voter registration
Registered voters
By party of registration, over time
Party registration · 2024R+65.4
vs
Presidential vote · 2024R+67.6
Registration and the presidential vote track closely here — within 2.1 points.
DemocraticRepublicanUnaffiliatedOther parties
Voter registration in Owyhee County, ID
Year
Total registered
Democratic
Republican
Unaffiliated
Other
2018
4,928
381
3,159
1,330
58
2020
5,784
529
3,840
1,341
74
2022
5,480
461
3,884
1,056
79
2024
5,892
459
4,315
1,022
96
domestic migration
Who moves in and out
Net migration over time, and who arrivals are — where they came from and what those places vote
−149 net domestic migration · 2025
20112025
Net +353 over 2011–2025 · gain loss
Arrivals reported $60,463 in average income, against $73,218 for residents who stayed — 17% lower. (IRS SOI, 2022–23)
The places arrivals came from lean R+38.0 on average — 30 points more Democratic-leaning than Owyhee County, ID itself (R+67.6).
Where arrivals came from lean of each source
Canyon County, ID187R+46.6
Ada County, ID67R+10.3
Elmore County, ID22R+48.5
Where departures went households, 2022–23
Canyon County, ID188
Ada County, ID75
Elmore County, ID23
Migration is one input to a place’s political change, not its cause — a shift can also come from residents changing their minds, generational turnover, or turnout. These figures describe the places people moved between; they do not measure how any mover voted.
Domestic migration in Owyhee County, ID in Owyhee County, ID: net domestic migration by year
Year
Net domestic migration
2011
−130
2012
−31
2013
−87
2014
−157
2015
−43
2016
+16
2017
+209
2018
+18
2019
+110
2021
+373
2022
+267
2023
+53
2024
−96
2025
−149
Owyhee County's high-desert ranching economy and sparse population of roughly 10,600 produce some of the most uniform partisan results in the state, with the 2024 presidential contest landing at R+67.8.
Across the recorded series it reached a Democratic high of 84.3 points in 1896 and a Republican high of 67.6 points in 2024. Between 2020 and 2024 the county moved 4.2 points toward the Republican candidate; the 2024 margin was 67.6 points.
A population of 12,503, a 68% non-Hispanic-white share, and a median household income of $64,406 describe the county. The county's voting pattern over the last decade is most similar to that of Payette County and Minidoka County.
Akashic
Political twins — counties
The counties 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.
In 2024, Owyhee County, Idaho voted Republican by 67.6 points (R+67.6), carried by the Republican candidate. Out of 4,950 votes cast, 756 went Democratic and 4,101 went Republican.
When did Owyhee County, Idaho last vote Democratic?
The most recent presidential election in which Owyhee County, Idaho voted Democratic was 1940.
How many people live in Owyhee County, Idaho?
Owyhee County, Idaho has a population of 12,503 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Owyhee County, Idaho?
Median household income in Owyhee County, Idaho is $64,406 — below the national median of $80,734. The Idaho state median is $77,800.
What is the political history of Owyhee County, Idaho?
Akashic tracks 38 presidential elections in Owyhee County, Idaho from 1876 to 2024. Of those, 8 went Democratic and 24 went Republican.
