Utah 21st State House 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
- 178,2092024 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
Constituent county margins for State House 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 |
|---|---|---|---|---|---|
| D | 40,758 | 32,998 | 75,905 | ||
| D | 43,178 | 34,282 | 81,407 | ||
| D | 26,193 | 20,560 | 63,112 | ||
| R | 21,767 | 33,334 | 57,219 | ||
| D | 26,360 | 26,316 | 54,176 | ||
| R | 20,248 | 32,130 | 53,937 | ||
| R | 16,022 | 25,556 | 45,763 | ||
| R | 17,568 | 19,057 | 41,878 | ||
| R | 14,906 | 17,463 | 47,472 | ||
| R | 16,004 | 24,360 | 41,242 | ||
| R | 11,690 | 27,336 | 39,458 | ||
| R | 8,709 | 25,232 | 37,657 | ||
| R | 12,907 | 21,462 | 35,563 | ||
| R | 10,201 | 19,670 | 31,227 | ||
| R | 11,505 | 15,183 | 28,099 | ||
| D | 15,479 | 11,635 | 27,113 | ||
| R | 11,300 | 13,530 | 24,830 | ||
| R | 7,899 | 14,176 | 22,075 | ||
| R | 8,857 | 12,537 | 21,395 | ||
| D | 9,377 | 7,816 | 17,414 | ||
| D | 9,847 | 5,857 | 15,728 | ||
| D | 10,026 | 5,276 | 15,330 | ||
| D | 9,292 | 3,548 | 12,947 | ||
| D | 7,151 | 4,799 | 12,257 | ||
| R | 5,083 | 5,122 | 10,268 | ||
| R | 2,212 | 4,053 | 8,728 | ||
| R | 2,867 | 4,147 | 7,577 | ||
| D | 4,573 | 2,620 | 7,475 | ||
| O | 1,559 | 1,894 | 5,390 | ||
| R | 1,929 | 3,099 | 5,341 | ||
| R | 1,249 | 3,078 | 4,728 | ||
| R | 1,912 | 2,010 | 4,008 | ||
| D | 2,773 | 384 | 3,160 | ||
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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
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
$97,494
State House District 21 ranks near the middle of US counties.
State House District 21$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
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+56.4, this district ranks among the most one-sided in the state, suggesting a homogeneous electorate where competitive general elections are rare and primary contests typically decide outcomes.
The Democratic margin in Utah 21st State House 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 House District 21, Utah. Akashic. https://akashic.app/sld-lower/49021/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
Frequently asked questions
How did State House District 21, Utah vote in 2024?
In 2024, State House District 21, Utah voted Democratic by 10.2 points (D+10), carried by the Democratic candidate. Out of 75,905 votes cast, 40,758 went Democratic and 32,998 went Republican.
What is State House District 21, Utah's political archetype?
Akashic classifies State House District 21, 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 House District 21, Utah last vote Republican?
The most recent presidential election in which State House District 21, Utah voted Republican was 2012.
How many people live in State House District 21, Utah?
State House District 21, Utah has a population of 178,209 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 21, Utah?
Median household income in State House District 21, 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 House District 21, Utah?
Akashic tracks 38 presidential elections in State House District 21, 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.