- Lead
- 26,041
- Total
- 44,814
- vs nation
- D+59.6
Colorado 4th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 31,235
- Total
- 47,840
- vs nation
- D+60.8
- Lead
- 23,333
- Total
- 38,398
- vs nation
- D+58.7
- Lead
- 19,501
- Total
- 34,737
- vs nation
- D+52.3
- Lead
- 18,542
- Total
- 31,331
- vs nation
- D+51.9
- Lead
- 13,087
- Total
- 27,292
- vs nation
- D+50.4
- Lead
- 8,740
- Total
- 22,546
- vs nation
- D+38.2
- Lead
- 8,634
- Total
- 22,178
- vs nation
- D+30.4
Key facts
- 2024 presidential margin
- D+58.1MIT Election Lab
- Population
- 87,1762024 5-year
- Population density
- 7,784 / sq mi2024 5-year · TIGER/Line
- Land area
- 11.2 sq miTIGER/Line
- Median household income
- $99,6642024 5-year
- White (non-Hispanic)
- 50.7%2024 5-year
- Black
- 3.0%2024 5-year
- Hispanic / Latino
- 39.7%2024 5-year
- Peak Democratic margin
- D+65.3 in 2020MIT Election Lab
- Peak Republican margin
- R+41.7 in 1924MIT Election Lab
- Most similar
- State House District 5, CO · twin score 99.1
presidential history
Party record book
Colorado 4th State House 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
81.4%
38,950 votes · D+65.3 · modeled estimate
Runner-up · Barack Obama, 2008 · 78.5%
Republican
Calvin Coolidge1924
61.9%
5,832 votes · R+41.7 · modeled estimate
Runner-up · Herbert Hoover, 1928 · 58.7%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
38,950votes
81.4% of the vote · D+65.3 · modeled estimate
Runner-up · Kamala Harris, 2024 · 34,814 votes
Republican
Richard Nixon1972
11,904votes
48.5% of the vote · R+0.5 · modeled estimate
Runner-up · Dwight D. Eisenhower, 1956 · 11,892 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
Joe Biden2020
+60.8pts D vs U.S.
Place D+65.3 · U.S. D+4.5 · modeled estimate
Runner-up · Kamala Harris, 2024 · +59.6 pts
Republican
Calvin Coolidge1924
+16.6pts R vs U.S.
Place R+41.7 · U.S. R+25.2 · modeled estimate
Runner-up · Herbert Hoover, 1928 · +0.5 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
With a 2024 presidential margin of D+58, this Denver-area district ranks among the most heavily Democratic state house seats in Colorado, reflecting a dense urban core where competitive general elections are rare.
Across the recorded series it reached a Democratic high of 65.3 points in 2020 and a Republican high of 41.7 points in 1924. Between 2020 and 2024 the district moved 7.2 points toward the Republican candidate; the 2024 margin was 58.1 points.
A population of 87,176, a 51% non-Hispanic-white share, and a median household income of $99,664 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 5 and State House District 51.
The state-house 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 4th State House District. Akashic. https://akashic.app/sld-lower/08004/. Accessed May 20, 2026. License: CC BY 4.0.