- Lead
- 11,180
- Total
- 93,471
- vs nation
- D+13.4
Colorado 27th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 13,680
- Total
- 95,693
- vs nation
- D+9.8
- Lead
- 2,390
- Total
- 76,953
- vs nation
- D+1.0
- Lead
- 1,433
- Total
- 72,805
- vs nation
- R+5.8
- Lead
- 792
- Total
- 67,556
- vs nation
- R+6.1
- Lead
- 9,588
- Total
- 60,265
- vs nation
- R+13.5
- Lead
- 9,435
- Total
- 49,349
- vs nation
- R+19.6
- Lead
- 8,334
- Total
- 42,290
- vs nation
- R+28.2
Key facts
- 2024 presidential margin
- D+12.0MIT Election Lab
- Population
- 165,3962024 5-year
- Population density
- 958 / sq mi2024 5-year · TIGER/Line
- Land area
- 173 sq miTIGER/Line
- Median household income
- $129,3192024 5-year
- White (non-Hispanic)
- 62.7%2024 5-year
- Black
- 7.3%2024 5-year
- Hispanic / Latino
- 13.2%2024 5-year
- Peak Democratic margin
- D+67.3 in 1896MIT Election Lab
- Peak Republican margin
- R+55.0 in 1972MIT Election Lab
- Most similar
- State Senate District 31, VA · twin score 89.8
presidential history
Party record book
Colorado 27th State Senate District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1892–2024 (partial returns from 1880) · 37 presidential cycles · 37 with a vote-share denominator · 34 with a national benchmark
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
William J. Bryan1896
82.4%
9,587 votes · D+67.3 · modeled estimate
Runner-up · Joe Biden, 2020 · 55.9%
Republican
Richard Nixon1972
76.5%
14,949 votes · R+55.0 · modeled estimate
Runner-up · Ronald Reagan, 1984 · 76.4%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
53,449votes
55.9% of the vote · D+14.3 · modeled estimate
Runner-up · Kamala Harris, 2024 · 50,986 votes
Republican
Donald Trump2024
39,806votes
42.6% of the vote · D+12.0 · modeled estimate
Runner-up · Donald Trump, 2020 · 39,769 votes
Best relative to the U.S.
This Place’s margin against the national margin in the same election — positive when it leaned toward the party more than the country did.
Democratic
William J. Bryan1896
+73.3pts D vs U.S.
Place D+67.3 · U.S. R+6.1 · modeled estimate
Runner-up · Kamala Harris, 2024 · +13.4 pts
Republican
Benjamin Harrison1892
+53.5pts R vs U.S.
Place R+51.8 · U.S. D+1.7 · modeled estimate
Runner-up · Gerald Ford, 1976 · +41.7 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
Senate and governor results are in the Office selector at the top of this page.
U.S. House
Each row is a county-allocated estimate of U.S. House votes for this district — county returns apportioned onto its boundary, not precinct-counted. “Vote lead” is the estimated local lead here, not necessarily the winner of the full contest.
| Year | Vote lead | Democratic | Republican | Total |
|---|---|---|---|---|
| 2024 | D | 60.7%46,265 | 39.3%29,960 | 76,225 |
Colorado 27th State Senate District sits in the Rocky Mountain West. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 67.3 points in 1896 and a Republican high of 55.0 points in 1972. Between 2020 and 2024 the district moved 2.3 points toward the Republican candidate; the 2024 margin was 12.0 points.
A population of 165,396, a 63% non-Hispanic-white share, and a median household income of $129,319 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 31 and State Senate District 33.
The state-senate districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
District research tools
Open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report → · Browse all comparisons →
Colorado 27th State Senate District. Akashic. https://akashic.app/sld-upper/08027/. Accessed May 20, 2026. License: CC BY 4.0.