- Lead
- 5,090
- Total
- 54,692
- vs nation
- R+7.8
Connecticut 16th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 3,364
- Total
- 56,020
- vs nation
- R+10.5
- Lead
- 6,686
- Total
- 50,118
- vs nation
- R+15.4
- Lead
- 3,421
- Total
- 47,003
- vs nation
- R+11.1
- Lead
- 1,886
- Total
- 49,036
- vs nation
- R+11.1
- Lead
- 8,163
- Total
- 48,843
- vs nation
- R+14.3
- Lead
- 2,707
- Total
- 44,159
- vs nation
- R+6.6
- Lead
- 1,645
- Total
- 42,339
- vs nation
- R+12.4
Key facts
- 2024 presidential margin
- R+9.3MIT Election Lab
- Population
- 102,3882024 5-year
- Population density
- 1,143 / sq mi2024 5-year · TIGER/Line
- Land area
- 89.6 sq miTIGER/Line
- Median household income
- $99,2892024 5-year
- White (non-Hispanic)
- 73.6%2024 5-year
- Black
- 6.9%2024 5-year
- Hispanic / Latino
- 12.8%2024 5-year
- Peak Democratic margin
- D+12.5 in 1964MIT Election Lab
- Peak Republican margin
- R+52.7 in 1896MIT Election Lab
- Most similar
- State Senate District 34, CT · twin score 93.8
presidential history
Party record book
Connecticut 16th State Senate 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
Lyndon B. Johnson1964
56.2%
21,358 votes · D+12.5 · modeled estimate
Runner-up · Barack Obama, 2008 · 47.5%
Republican
Dwight D. Eisenhower1956
74.6%
32,715 votes · R+49.3 · modeled estimate
Runner-up · William McKinley, 1896 · 74.4%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
25,929votes
46.3% of the vote · R+6.0 · modeled estimate
Runner-up · Kamala Harris, 2024 · 24,402 votes
Republican
Ronald Reagan1984
37,425votes
72.0% of the vote · R+44.4 · modeled estimate
Runner-up · Richard Nixon, 1972 · 35,137 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
Al Gore2000
−6.6pts D vs U.S.
Place R+6.1 · U.S. D+0.5 · modeled estimate
Runner-up · Kamala Harris, 2024 · −7.8 pts
Republican
William McKinley1896
+46.6pts R vs U.S.
Place R+52.7 · U.S. R+6.1 · modeled estimate
Runner-up · Herbert Hoover, 1932 · +45.1 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 |
|---|---|---|---|---|
| 2020 | D | 60.7%26,573 | 39.3%17,234 | 43,807 |
| 2018 | D | 62.0%22,571 | 38.0%13,826 | 36,397 |
Connecticut 16th State Senate District sits in New England. In 2024 it voted Republican.
Across the recorded series it reached a Democratic high of 12.5 points in 1964 and a Republican high of 52.7 points in 1896. Between 2020 and 2024 the district moved 3.3 points toward the Republican candidate; the 2024 margin was 9.3 points.
A population of 102,388, a 74% non-Hispanic-white share, and a median household income of $99,289 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 14.
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 →
Connecticut 16th State Senate District. Akashic. https://akashic.app/sld-upper/09016/. Accessed May 20, 2026. License: CC BY 4.0.