- Lead
- 14,513
- Total
- 111,005
- vs nation
- R+11.6
Colorado 23rd State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 13,933
- Total
- 97,335
- vs nation
- R+18.8
- Lead
- 15,884
- Total
- 72,344
- vs nation
- R+24.0
- Lead
- 10,666
- Total
- 63,469
- vs nation
- R+20.7
- Lead
- 7,427
- Total
- 57,767
- vs nation
- R+20.1
- Lead
- 14,678
- Total
- 50,304
- vs nation
- R+26.7
- Lead
- 11,251
- Total
- 38,586
- vs nation
- R+29.7
- Lead
- 5,933
- Total
- 31,130
- vs nation
- R+27.6
Key facts
- 2024 presidential margin
- R+13.1MIT Election Lab
- Population
- 160,7352024 5-year
- Population density
- 397 / sq mi2024 5-year · TIGER/Line
- Land area
- 405 sq miTIGER/Line
- Median household income
- $125,2692024 5-year
- White (non-Hispanic)
- 76.1%2024 5-year
- Black
- 0.6%2024 5-year
- Hispanic / Latino
- 15.9%2024 5-year
- Peak Democratic margin
- D+55.6 in 1896MIT Election Lab
- Peak Republican margin
- R+48.3 in 1928MIT Election Lab
- Most similar
- State Senate District 4, MD · twin score 80.6
presidential history
Party record book
Colorado 23rd 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
75.8%
1,747 votes · D+55.6 · modeled estimate
Runner-up · Woodrow Wilson, 1916 · 53.6%
Republican
Herbert Hoover1928
73.6%
6,093 votes · R+48.3 · modeled estimate
Runner-up · Ronald Reagan, 1984 · 73.1%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Kamala Harris2024
46,781votes
42.1% of the vote · R+13.1 · modeled estimate
Runner-up · Joe Biden, 2020 · 40,354 votes
Republican
Donald Trump2024
61,294votes
55.2% of the vote · R+13.1 · modeled estimate
Runner-up · Donald Trump, 2020 · 54,287 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
+61.6pts D vs U.S.
Place D+55.6 · U.S. R+6.1 · modeled estimate
Runner-up · Woodrow Wilson, 1916 · +8.5 pts
Republican
Benjamin Harrison1892
+45.6pts R vs U.S.
Place R+44.0 · U.S. D+1.7 · a third-party candidate carried the Place · modeled estimate
Runner-up · Thomas E. Dewey, 1944 · +44.8 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 | R | 48.2%40,152 | 51.8%43,149 | 83,301 |
Colorado SD-23 draws its population from the Denver metro corridor, where a college-educated suburban electorate has produced consistent double-digit Democratic presidential margins over recent cycles.
Across the recorded series it reached a Democratic high of 55.6 points in 1896 and a Republican high of 48.3 points in 1928. Between 2020 and 2024 the district moved 1.2 points toward the Democratic candidate; the 2024 margin was 13.1 points.
A population of 160,735, a 76% non-Hispanic-white share, and a median household income of $125,269 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 4 and State Senate District 31.
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 23rd State Senate District. Akashic. https://akashic.app/sld-upper/08023/. Accessed May 20, 2026. License: CC BY 4.0.