- Lead
- 45,371
- Total
- 73,697
- vs nation
- D+63.0
Colorado 33rd State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 55,957
- Total
- 78,156
- vs nation
- D+67.1
- Lead
- 44,533
- Total
- 63,644
- vs nation
- D+67.9
- Lead
- 38,463
- Total
- 57,329
- vs nation
- D+63.2
- Lead
- 36,068
- Total
- 51,811
- vs nation
- D+62.3
- Lead
- 27,180
- Total
- 43,931
- vs nation
- D+64.3
- Lead
- 18,611
- Total
- 35,827
- vs nation
- D+51.4
- Lead
- 18,287
- Total
- 35,527
- vs nation
- D+43.0
Key facts
- 2024 presidential margin
- D+61.6MIT Election Lab
- Population
- 164,4102024 5-year
- Population density
- 2,234 / sq mi2024 5-year · TIGER/Line
- Land area
- 73.6 sq miTIGER/Line
- Median household income
- $111,1222024 5-year
- White (non-Hispanic)
- 36.4%2024 5-year
- Black
- 18.8%2024 5-year
- Hispanic / Latino
- 34.3%2024 5-year
- Peak Democratic margin
- D+71.6 in 2020MIT Election Lab
- Peak Republican margin
- R+32.5 in 1924MIT Election Lab
- Most similar
- State Senate District 34, CO · twin score 96.6
presidential history
Party record book
Colorado 33rd State Senate District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1904–2024 · 31 presidential cycles
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Joe Biden2020
85.0%
66,412 votes · D+71.6 · modeled estimate
Runner-up · Barack Obama, 2008 · 84.5%
Republican
Calvin Coolidge1924
59.7%
7,420 votes · R+32.5 · modeled estimate
Runner-up · Herbert Hoover, 1928 · 50.1%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
66,412votes
85.0% of the vote · D+71.6 · modeled estimate
Runner-up · Kamala Harris, 2024 · 58,633 votes
Republican
Richard Nixon1972
15,121votes
41.3% of the vote · D+15.9 · modeled estimate
Runner-up · Dwight D. Eisenhower, 1956 · 15,071 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
Hillary Clinton2016
+67.9pts D vs U.S.
Place D+70.0 · U.S. D+2.1 · modeled estimate
Runner-up · Joe Biden, 2020 · +67.1 pts
Republican
Calvin Coolidge1924
+7.4pts R vs U.S.
Place R+32.5 · U.S. R+25.2 · modeled estimate
Runner-up · Herbert Hoover, 1928 · −17.0 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
Colorado 33rd State Senate District sits in the Rocky Mountain West. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 71.6 points in 2020 and a Republican high of 32.5 points in 1924. Between 2020 and 2024 the district moved 10.0 points toward the Republican candidate; the 2024 margin was 61.6 points.
A population of 164,410, a 36% non-Hispanic-white share, and a median household income of $111,122 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 34 and State Senate District 20.
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 33rd State Senate District. Akashic. https://akashic.app/sld-upper/08033/. Accessed May 20, 2026. License: CC BY 4.0.