- Lead
- 2,325
- Total
- 3,633
- vs nation
- D+65.5
Vermont Chittenden-21 State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 2,420
- Total
- 3,701
- vs nation
- D+60.9
- Lead
- 1,569
- Total
- 3,068
- vs nation
- D+49.1
- Lead
- 1,321
- Total
- 2,663
- vs nation
- D+45.8
- Lead
- 1,517
- Total
- 2,874
- vs nation
- D+45.5
- Lead
- 900
- Total
- 2,524
- vs nation
- D+38.1
- Lead
- 558
- Total
- 2,339
- vs nation
- D+23.3
- Lead
- 678
- Total
- 2,094
- vs nation
- D+23.9
Key facts
- 2024 presidential margin
- D+64.0MIT Election Lab
- Population
- 7,9972024 5-year
- Population density
- 5,712 / sq mi2024 5-year · TIGER/Line
- Land area
- 1.4 sq miTIGER/Line
- Median household income
- $79,5222024 5-year
- White (non-Hispanic)
- 70.4%2024 5-year
- Black
- 8.8%2024 5-year
- Hispanic / Latino
- 3.1%2024 5-year
- Peak Democratic margin
- D+65.4 in 2020MIT Election Lab
- Peak Republican margin
- R+46.1 in 1896MIT Election Lab
- Most similar
- Chittenden-11 State House District, VT · twin score 98.7
presidential history
Party record book
Vermont Chittenden-21 State House District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1892–2024 (partial returns from 1876) · 38 presidential cycles · 38 with a vote-share denominator · 34 with a national benchmark
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Joe Biden2020
81.2%
3,005 votes · D+65.4 · modeled estimate
Runner-up · Kamala Harris, 2024 · 80.1%
Republican
William McKinley1896
72.0%
139 votes · R+46.1 · modeled estimate
Runner-up · Calvin Coolidge, 1924 · 69.3%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
3,005votes
81.2% of the vote · D+65.4 · modeled estimate
Runner-up · Kamala Harris, 2024 · 2,909 votes
Republican
Ronald Reagan1984
893votes
50.0% of the vote · R+2.6 · modeled estimate
Runner-up · George H. W. Bush, 1988 · 809 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
Kamala Harris2024
+65.5pts D vs U.S.
Place D+64.0 · U.S. R+1.5 · modeled estimate
Runner-up · Joe Biden, 2020 · +60.9 pts
Republican
William McKinley1896
+40.0pts R vs U.S.
Place R+46.1 · U.S. R+6.1 · modeled estimate
Runner-up · William H. Taft, 1908 · +21.8 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.
Anchored in Vermont's most populous city, Chittenden-21 recorded a 2024 presidential margin of D+64.0, making it one of the most heavily Democratic state house districts in New England. Dense urban geography and a large university-adjacent population drive its outsized partisan lean.
Across the recorded series it reached a Democratic high of 65.4 points in 2020 and a Republican high of 46.1 points in 1896. Between 2020 and 2024 the district moved 1.4 points toward the Republican candidate; the 2024 margin was 64.0 points.
A population of 7,997, a 70% non-Hispanic-white share, and a median household income of $79,522 describe the district. The district's voting pattern over the last decade is most similar to that of Chittenden-11 State House District and Chittenden-17 State House District.
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 →
Vermont Chittenden-21 State House District. Akashic. https://akashic.app/sld-lower/50C21/. Accessed May 20, 2026. License: CC BY 4.0.