akashic
1876–2024
State House District 66·Utah

Utah 66th State House District has voted Republican in fifteen straight presidential cycles.

One of Utah's most lopsided legislative districts by presidential vote share.

1876 — 2024·38 elections
UT
Latest
R+44
in 2024
Archetype
Republican loyalist
since the recent cycles
Population
228,918
2024 ACS

Utah 66th State House District, Utah: Republican loyalist district. In 2024, voted R+44%. Republican peak: R+78 in 2012.

Key facts

2024 presidential margin
R+44MIT Election Lab
Political archetype
Republican loyalistAkashic typology
Population
228,9182024 5-year
Median household income
$96,7182024 5-year
White (non-Hispanic)
82.1%2024 5-year
Black
0.8%2024 5-year
Hispanic / Latino
13.9%2024 5-year
Peak Democratic margin
D+42 in 1896MIT Election Lab
Peak Republican margin
R+78 in 2012MIT Election Lab
2024 results by constituent county
3 counties · 0 D · 3 R
R+60
D+60
One cell per constituent county. Ordered by 2024 D-vs-R margin (bluest first). Hover for county-level numbers.
38 presidential elections
Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
YearWonMarginDemocraticRepublicanTotal
R
−44.2%
25,66168,71597,491
R
−44.8%
23,05565,39394,584
R
−39.3%
9,09635,82567,927
R
−78.4%
5,90252,91859,979
R
−58.6%
10,04341,32753,424
R
−73.1%
6,17843,34250,855
R
−66.5%
5,95133,60741,578
R
−48.1%
6,91123,31434,119
R
−39.8%
5,45020,37537,518
R
−52.5%
7,24523,90531,711
R
−64.3%
5,59926,10031,861
R
−66.4%
4,84425,60931,277
R
−39.5%
7,32617,73426,347
R
−51.4%
4,42516,16522,847
R
−26.3%
6,57211,75819,694
D
+4.8%
9,5708,68818,258
R
−11.7%
7,96110,06718,037
R
−33.9%
5,61311,36016,973
R
−21.0%
6,82410,44617,270
D
+3.3%
7,9717,46015,554
D
+11.0%
7,8666,30414,184
D
+12.0%
8,3586,56114,937
D
+28.8%
8,6304,75213,480
D
+13.6%
7,5455,71113,482
R
−11.8%
5,1926,58411,820
R
−14.9%
4,0425,69011,040
R
−16.4%
4,5596,38911,186
D
+14.0%
6,3204,72811,380
R
−4.3%
3,5593,99310,176
R
−14.7%
4,1085,5779,979
R
−28.8%
3,2736,0689,697
R
−10.6%
4,5215,60610,210
D
+41.9%
6,1272,5088,635
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Demographics

Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
English
32.4%
German
9.5%
Irish
5.2%
Scottish
4.0%
American
3.8%
Italian
2.0%
French
1.3%
Source · American Community Survey 5-year estimates, 2024 release. Hispanic/Latino is an ethnicity that overlaps the race categories, so these shares can total more than 100%. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.
Age distribution by sex
Median age: 26.9 in this county, 39.1 nationally
Male
Age
Female
0.3%
85+
0.5%
1.2%
75–84
1.4%
2.6%
65–74
2.8%
3.6%
55–64
3.5%
5.0%
45–54
4.7%
6.4%
35–44
5.9%
7.8%
25–34
7.1%
8.3%
18–24
8.1%
11.6%
5–17
10.9%
4.1%
<5
4.0%
Source · American Community Survey 5-year estimates, 2024 release.
Median household income
2024 inflation-adjusted dollars
$96,718
State House District 66 ranks near the middle of US counties.
State House District 66$96,718
Utah$95,166
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
9.5%
Child poverty is below the national average.
Children under 188.7%
Working age (18–64)10.1%
Seniors (65+)7.5%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
84.8%
speak English only
Spanish11.1%
Other Indo-European2.0%
Asian & Pacific Islander1.9%
Other languages0.3%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Other Christian
80.7%
Catholic & Orthodox
4.3%
Non-Christian
0.4%
Baptist
0.1%
Pentecostal & Holiness
0.1%
Mainline Protestant
0.1%
Source · 2020 US Religion Census. Remaining 14.3% of residents not counted as adherents by any reporting body.

With a 2024 presidential margin exceeding 70 points Republican, this rural Utah district ranks among the state's most one-sided, leaving general-election competition virtually absent and primaries as the decisive contest.

The Republican margin in Utah 66th State House District reached its widest at seventy-eight points in 2012. The margin in 2024 was forty-four points, in line with the district's deep historical pattern.

Its loyalty is rooted in its place. Median household income of $96,718, a 82% non-Hispanic-white share, and a population of 228,918 together describe a district whose political habits are deeply settled.

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.
State House District 66, Utah. Akashic. https://akashic.app/sld-lower/49066/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0

Frequently asked questions

How did State House District 66, Utah vote in 2024?
In 2024, State House District 66, Utah voted Republican by 44.2 points (R+44), carried by the Republican candidate. Out of 97,491 votes cast, 25,661 went Democratic and 68,715 went Republican.
What is State House District 66, Utah's political archetype?
Akashic classifies State House District 66, Utah as a "Republican loyalist" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 8 times, Republican 25 times, and other 0 times.
When did State House District 66, Utah last vote Democratic?
The most recent presidential election in which State House District 66, Utah voted Democratic was 1964.
How many people live in State House District 66, Utah?
State House District 66, Utah has a population of 228,918 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in State House District 66, Utah?
Median household income in State House District 66, Utah is $96,718 — above the national median of $80,734. The Utah state median is $95,166.
What is the political history of State House District 66, Utah?
Akashic tracks 38 presidential elections in State House District 66, Utah from 1876 to 2024. Of those, 8 went Democratic and 25 went Republican. The district's archetype — "Republican loyalist" — captures the overall trajectory of that voting record.