Utah 21st State Senate District, Utah: Western maverick district. In 2024, voted R+40%. Republican peak: R+79 in 2012.
Key facts
- 2024 presidential margin
- R+40MIT Election Lab
- Political archetype
- Western maverickAkashic typology
- Population
- 33,4132024 5-year
- Median household income
- $100,6712024 5-year
- White (non-Hispanic)
- 81.3%2024 5-year
- Black
- 0.8%2024 5-year
- Hispanic / Latino
- 14.5%2024 5-year
- Peak Democratic margin
- D+57 in 1896MIT Election Lab
- Peak Republican margin
- R+79 in 2012MIT Election Lab
Constituent county margins for State Senate District 21, 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.
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 4,023 | 9,638 | 14,122 | ||
| R | 3,601 | 9,133 | 13,694 | ||
| R | 1,351 | 4,840 | 9,646 | ||
| R | 819 | 7,434 | 8,418 | ||
| R | 1,401 | 5,789 | 7,450 | ||
| R | 822 | 6,076 | 7,066 | ||
| R | 779 | 4,654 | 5,696 | ||
| R | 866 | 3,299 | 4,643 | ||
| R | 667 | 2,908 | 5,124 | ||
| R | 878 | 3,227 | 4,179 | ||
| R | 701 | 3,424 | 4,145 | ||
| R | 576 | 3,404 | 4,079 | ||
| R | 868 | 2,337 | 3,363 | ||
| R | 513 | 1,998 | 2,816 | ||
| R | 788 | 1,384 | 2,346 | ||
| D | 1,134 | 991 | 2,124 | ||
| R | 930 | 1,092 | 2,023 | ||
| R | 604 | 1,202 | 1,806 | ||
| R | 726 | 991 | 1,717 | ||
| D | 767 | 634 | 1,416 | ||
| D | 745 | 471 | 1,218 | ||
| D | 718 | 414 | 1,135 | ||
| D | 681 | 292 | 980 | ||
| D | 575 | 377 | 973 | ||
| R | 377 | 415 | 796 | ||
| R | 248 | 329 | 711 | ||
| R | 302 | 367 | 688 | ||
| D | 390 | 246 | 658 | ||
| D | 220 | 198 | 559 | ||
| R | 236 | 302 | 551 | ||
| R | 201 | 307 | 520 | ||
| R | 255 | 270 | 530 | ||
| D | 349 | 97 | 446 | ||
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Demographics
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
English
32.8%
German
9.8%
Irish
5.2%
Scottish
4.2%
American
4.0%
Italian
2.1%
French
1.4%
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: 25.8 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
$100,671
State Senate District 21 ranks near the middle of US counties.
State Senate District 21$100,671
Utah$95,166
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
8.7%
Child poverty is below the national average.
Children under 187.0%
Working age (18–64)9.6%
Seniors (65+)7.3%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
83.9%
speak English only
Spanish11.7%
Other Indo-European2.1%
Asian & Pacific Islander2.0%
Other languages0.3%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 10.9% of residents not counted as adherents by any reporting body.
With a 2024 presidential margin of R+56.4, this district ranks among the most heavily one-sided in the state. Its population of roughly 113,000 reflects a constituency where statewide and legislative races rarely produce competitive outcomes.
The district has voted both ways in living memory. The Democratic margin peaked at fifty-seven points in 1896; the Republican margin peaked at seventy-nine points in 2012. The 2024 margin of forty points fits the pattern of swing.
Its demographics — a population of 33,413, a 81% non-Hispanic-white share, a median household income of $100,671 — describe a Western place.
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 21, Utah. Akashic. https://akashic.app/sld-upper/49021/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
Frequently asked questions
How did State Senate District 21, Utah vote in 2024?
In 2024, State Senate District 21, Utah voted Republican by 39.8 points (R+40), carried by the Republican candidate. Out of 14,122 votes cast, 4,023 went Democratic and 9,638 went Republican.
What is State Senate District 21, Utah's political archetype?
Akashic classifies State Senate District 21, Utah as a "Western maverick" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 9 times, Republican 24 times, and other 0 times.
When did State Senate District 21, Utah last vote Democratic?
The most recent presidential election in which State Senate District 21, Utah voted Democratic was 1964.
How many people live in State Senate District 21, Utah?
State Senate District 21, Utah has a population of 33,413 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 21, Utah?
Median household income in State Senate District 21, Utah is $100,671 — above the national median of $80,734. The Utah state median is $95,166.
What is the political history of State Senate District 21, Utah?
Akashic tracks 38 presidential elections in State Senate District 21, Utah from 1876 to 2024. Of those, 9 went Democratic and 24 went Republican. The district's archetype — "Western maverick" — captures the overall trajectory of that voting record.