Colorado 12th State Senate District, Colorado: Republican loyalist district. In 2024, voted R+10%. Republican peak: R+22 in 2016.
Key facts
- 2024 presidential margin
- R+10MIT Election Lab
- Political archetype
- Republican loyalistAkashic typology
- Population
- 168,5362024 5-year
- Median household income
- $90,3622024 5-year
- White (non-Hispanic)
- 70.3%2024 5-year
- Black
- 5.8%2024 5-year
- Hispanic / Latino
- 18.7%2024 5-year
- Peak Republican margin
- R+22 in 2016MIT Election Lab
Constituent county margins for State Senate District 12, COOne 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 |
|---|---|---|---|---|---|
| R | 37,789 | 46,262 | 86,384 | ||
| R | 36,733 | 46,012 | 85,939 | ||
| R | 24,500 | 40,658 | 72,356 | ||
| R | 25,365 | 38,780 | 65,825 | ||
| R | 24,703 | 36,368 | 61,969 |
Demographics
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
17.8%
English
12.7%
Irish
11.2%
Italian
4.4%
American
4.4%
Scottish
2.8%
Polish
2.4%
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: 35.1 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
$90,362
State Senate District 12 ranks near the middle of US counties.
State Senate District 12$90,362
Colorado$95,470
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
8.5%
Child poverty is below the national average.
Children under 1810.1%
Working age (18–64)7.9%
Seniors (65+)9.3%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
88.7%
speak English only
Spanish7.1%
Other Indo-European2.2%
Asian & Pacific Islander1.7%
Other languages0.4%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 56.8% of residents not counted as adherents by any reporting body.
District 12 returned a 58-point Democratic presidential margin in 2024, placing it among the most lopsided state senate districts in Colorado. Its urban core and dense residential neighborhoods anchor that consistency across election cycles.
The Republican margin in Colorado 12th State Senate District reached its widest at twenty-two points in 2016. The margin in 2024 was ten points, in line with the district's deep historical pattern.
Its loyalty is rooted in its place. Median household income of $90,362, a 70% non-Hispanic-white share, and a population of 168,536 together describe a district whose political habits are deeply settled.
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
State Senate District 12, Colorado — The Long Memory. Akashic Intelligence — The Long Memory. https://tiers.akashic.app/sld-upper/08012/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
Frequently asked questions
How did State Senate District 12, Colorado vote in 2024?
In 2024, State Senate District 12, Colorado voted Republican by 9.8 points (R+10), carried by the Republican candidate. Out of 86,384 votes cast, 37,789 went Democratic and 46,262 went Republican.
What is State Senate District 12, Colorado's political archetype?
Akashic classifies State Senate District 12, Colorado as a "Republican loyalist" district based on its long-arc presidential voting pattern. Across 5 elections in the dataset, the district has voted Democratic 0 times, Republican 5 times, and other 0 times.
How many people live in State Senate District 12, Colorado?
State Senate District 12, Colorado has a population of 168,536 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 12, Colorado?
Median household income in State Senate District 12, Colorado is $90,362 — above the national median of $80,734. The Colorado state median is $95,470.
What is the political history of State Senate District 12, Colorado?
Akashic tracks 5 presidential elections in State Senate District 12, Colorado from 2008 to 2024. Of those, 0 went Democratic and 5 went Republican. The district's archetype — "Republican loyalist" — captures the overall trajectory of that voting record.