akashic
1876–2024
State Senate District 15·Utah

Utah 15th State Senate District delivered D+10 in 2024.

One of Utah's most Republican-leaning legislative districts

1876 — 2024·38 elections
UT
Latest
D+10
in 2024
Archetype
Bellwether
since the recent cycles
Population
181,130
2024 ACS

Utah 15th State Senate District, Utah: Bellwether district. In 2024, voted D+10%. Democratic peak: D+76 in 1896.

Key facts

2024 presidential margin
D+10MIT Election Lab
Political archetype
BellwetherAkashic typology
Population
181,1302024 5-year
Median household income
$97,4942024 5-year
White (non-Hispanic)
70.3%2024 5-year
Black
1.8%2024 5-year
Hispanic / Latino
20.6%2024 5-year
Peak Democratic margin
D+76 in 1896MIT Election Lab
Peak Republican margin
R+44 in 1980MIT Election Lab
2024 results by constituent county
1 counties · 1 D · 0 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
D
+10.2%
41,42633,53977,149
D
+10.9%
43,88634,84482,742
D
+8.9%
26,62220,89764,146
R
−20.2%
22,12433,88158,156
D
+0.1%
26,79226,74855,064
R
−22.0%
20,58032,65754,821
R
−20.8%
16,28525,97546,513
R
−3.6%
17,85519,36942,565
R
−5.4%
15,15017,74948,250
R
−20.3%
16,26624,75941,918
R
−39.7%
11,88227,78440,105
R
−43.9%
8,85225,64538,274
R
−24.1%
13,11821,81436,146
R
−30.3%
10,36819,99231,739
R
−13.1%
11,69415,43228,560
D
+14.2%
15,73211,82627,558
R
−9.0%
11,48513,75225,237
R
−28.4%
8,02914,40822,437
R
−17.2%
9,00312,74321,745
D
+9.0%
9,5307,94417,699
D
+25.4%
10,0085,95315,985
D
+31.0%
10,1915,36315,581
D
+44.4%
9,4443,60613,159
D
+19.2%
7,2684,87812,457
R
−0.4%
5,1665,20610,436
R
−21.1%
2,2484,1208,871
R
−16.9%
2,9144,2157,701
D
+26.1%
4,6482,6637,598
O
−6.2%
1,5851,9255,479
R
−21.9%
1,9613,1495,428
R
−38.7%
1,2703,1284,806
R
−2.4%
1,9442,0434,073
D
+75.6%
2,8183903,212
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Demographics

Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
English
24.5%
German
10.1%
Irish
6.4%
Scottish
3.6%
American
3.4%
Italian
3.0%
French
1.8%
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: 34.0 in this county, 39.1 nationally
Male
Age
Female
0.5%
85+
0.7%
1.5%
75–84
1.8%
3.6%
65–74
3.8%
4.9%
55–64
4.9%
6.1%
45–54
5.8%
7.6%
35–44
7.2%
8.4%
25–34
8.0%
5.1%
18–24
4.9%
9.7%
5–17
9.2%
3.3%
<5
3.1%
Source · American Community Survey 5-year estimates, 2024 release.
Median household income
2024 inflation-adjusted dollars
$97,494
State Senate District 15 ranks near the middle of US counties.
State Senate District 15$97,494
Utah$95,166
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
8.1%
Child poverty is below the national average.
Children under 188.5%
Working age (18–64)8.0%
Seniors (65+)8.8%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
78.5%
speak English only
Spanish13.8%
Asian & Pacific Islander3.6%
Other Indo-European3.1%
Other languages1.1%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Other Christian
52.9%
Catholic & Orthodox
9.4%
Non-Christian
2.6%
Mainline Protestant
0.8%
Pentecostal & Holiness
0.8%
Baptist
0.6%
Methodist
0.2%
Source · 2020 US Religion Census. Remaining 32.7% of residents not counted as adherents by any reporting body.

With a 2024 presidential margin of R+74.2, this rural district ranks among the most one-sided in Utah's upper chamber, leaving little competitive ground for statewide or legislative contests.

The Democratic margin in Utah 15th State Senate District has rarely exceeded seventy-six points in modern history; the Republican margin has rarely exceeded forty-four points. 2024 delivered the district to the Democratic candidate by ten points.

Its demographics resemble the country more than they resemble most districts. A 70% non-Hispanic-white share, a 8% poverty rate, and a median household income of $97,494 — all within the broad national range.

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 Senate District 15, Utah. Akashic. https://akashic.app/sld-upper/49015/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0

Frequently asked questions

How did State Senate District 15, Utah vote in 2024?
In 2024, State Senate District 15, Utah voted Democratic by 10.2 points (D+10), carried by the Democratic candidate. Out of 77,149 votes cast, 41,426 went Democratic and 33,539 went Republican.
What is State Senate District 15, Utah's political archetype?
Akashic classifies State Senate District 15, Utah as a "Bellwether" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 12 times, Republican 20 times, and other 1 times.
When did State Senate District 15, Utah last vote Republican?
The most recent presidential election in which State Senate District 15, Utah voted Republican was 2012.
How many people live in State Senate District 15, Utah?
State Senate District 15, Utah has a population of 181,130 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in State Senate District 15, Utah?
Median household income in State Senate District 15, Utah is $97,494 — above the national median of $80,734. The Utah state median is $95,166.
What is the political history of State Senate District 15, Utah?
Akashic tracks 38 presidential elections in State Senate District 15, Utah from 1876 to 2024. Of those, 12 went Democratic and 20 went Republican. The district's archetype — "Bellwether" — captures the overall trajectory of that voting record.