Utah 18th State Senate District, Utah: Bellwether district. In 2024, voted D+8%. Republican peak: R+22 in 2012.
Key facts
- 2024 presidential margin
- D+8MIT Election Lab
- Political archetype
- BellwetherAkashic typology
- Population
- 114,5792024 5-year
- Median household income
- $97,6412024 5-year
- White (non-Hispanic)
- 70.8%2024 5-year
- Black
- 1.8%2024 5-year
- Hispanic / Latino
- 20.3%2024 5-year
- Peak Democratic margin
- D+9 in 2020MIT Election Lab
- Peak Republican margin
- R+22 in 2012MIT Election Lab
Constituent county margins for State Senate District 18, UTOne cell per constituent county, colored by 2024 presidential margin from deep red (Republican) through neutral to deep blue (Democratic), ordered bluest first.
R+60D+60
One cell per constituent county. Ordered by 2024 D-vs-R margin (bluest first). Hover for county-level numbers.
5 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| D | 25,633 | 21,762 | 49,502 | ||
| D | 27,050 | 22,470 | 51,564 | ||
| D | 16,277 | 13,375 | 40,231 | ||
| R | 13,479 | 21,620 | 36,423 | ||
| R | 16,388 | 17,055 | 34,741 |
Demographics
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
English
24.9%
German
10.1%
Irish
6.3%
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: 33.6 in this county, 39.1 nationally
Male
Age
Female
85+
75–84
65–74
55–64
45–54
35–44
25–34
18–24
5–17
<5
Source · American Community Survey 5-year estimates, 2024 release.
Median household income
2024 inflation-adjusted dollars
$97,641
State Senate District 18 ranks near the middle of US counties.
State Senate District 18$97,641
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 188.4%
Working age (18–64)8.1%
Seniors (65+)8.7%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
78.7%
speak English only
Spanish13.7%
Asian & Pacific Islander3.5%
Other Indo-European3.1%
Other languages1.1%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 31.7% of residents not counted as adherents by any reporting body.
With a 2024 presidential margin of R+23.2, this Wasatch Front district ranks among Utah's more firmly Republican state senate seats, shaped by the suburban and exurban growth patterns that have defined the region's political character for decades.
The Democratic margin in Utah 18th State Senate District has rarely exceeded nine points in modern history; the Republican margin has rarely exceeded twenty-two points. 2024 delivered the district to the Democratic candidate by eight points.
Its demographics resemble the country more than they resemble most districts. A 71% non-Hispanic-white share, a 8% poverty rate, and a median household income of $97,641 — all within the broad national range.
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
State Senate District 18, Utah — The Long Memory. Akashic Intelligence — The Long Memory. https://tiers.akashic.app/sld-upper/49018/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
Frequently asked questions
How did State Senate District 18, Utah vote in 2024?
In 2024, State Senate District 18, Utah voted Democratic by 7.8 points (D+8), carried by the Democratic candidate. Out of 49,502 votes cast, 25,633 went Democratic and 21,762 went Republican.
What is State Senate District 18, Utah's political archetype?
Akashic classifies State Senate District 18, Utah as a "Bellwether" district based on its long-arc presidential voting pattern. Across 5 elections in the dataset, the district has voted Democratic 3 times, Republican 2 times, and other 0 times.
When did State Senate District 18, Utah last vote Republican?
The most recent presidential election in which State Senate District 18, Utah voted Republican was 2012.
How many people live in State Senate District 18, Utah?
State Senate District 18, Utah has a population of 114,579 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 18, Utah?
Median household income in State Senate District 18, Utah is $97,641 — above the national median of $80,734. The Utah state median is $95,166.
What is the political history of State Senate District 18, Utah?
Akashic tracks 5 presidential elections in State Senate District 18, Utah from 2008 to 2024. Of those, 3 went Democratic and 2 went Republican. The district's archetype — "Bellwether" — captures the overall trajectory of that voting record.