HarrisDemocratic56.4%992,053TrumpRepublican41.9%736,918SteinGreen0.8%14,281
D+14.5- Lead
- 255,135
- Total
- 1,759,010
- vs nation
- D+16.0
- Turnout
- 68.4%
Key facts
- 2024 presidential margin
- D+14.5MIT Election Lab
- Population
- 3,624,5082024 5-year
- Population density
- 748 / sq mi2024 5-year · TIGER/Line
- Land area
- 4,843 sq miTIGER/Line
- Median household income
- $95,7812024 5-year
- White (non-Hispanic)
- 61.9%2024 5-year
- Black
- 9.8%2024 5-year
- Hispanic / Latino
- 18.3%2024 5-year
- Peak Democratic margin
- D+35.7 in 1964MIT Election Lab
- Peak Republican margin
- R+34.0 in 1924MIT Election Lab
- Most similar
- New Jersey, NJ · twin score 74.0
Midterm durability
Total general-election participants divided by same-year citizen voting-age population. These are total ballots or participating voters—not presidential candidate votes.
- 2024 total turnout
- 68.4%1,820,891 participants ÷ 2,663,361 CVAP
- 2020→2022 drop-off
- +22.2 ptsPresidential-dependent
- Drop-off versus state
- 0.0 ptsPositive means a larger decline than the statewide pattern
- Mechanical 2026 scenario
- 46.2%–52.2%Recent-cycle and two-cycle persistence scenarios; not a forecast
| Election | Participants | CVAP | Turnout | Quality |
|---|---|---|---|---|
| 2016 · Presidential | 1,675,955 | 2,582,883 | 64.9% | B/A |
| 2018 · Midterm | 1,421,650 | 2,600,979 | 54.7% | B/A |
| 2020 · Presidential | 1,863,479 | 2,615,815 | 71.2% | B/A |
| 2022 · Midterm | 1,297,811 | 2,646,720 | 49.0% | B/A |
| 2024 · Presidential | 1,820,891 | 2,663,361 | 68.4% | B/A |
Sources and methods
- 2016: numerator source 158, denominator source 157; total voters participating; eavs-f1a-state-v1:observed:aggregated; allocation share 0.0%; series 276/110.
- 2018: numerator source 158, denominator source 157; total voters participating; eavs-f1a-state-v1:observed:aggregated; allocation share 0.0%; series 279/137.
- 2020: numerator source 158, denominator source 157; total voters participating; eavs-f1a-state-v1:observed:aggregated; allocation share 0.0%; series 282/1.
- 2022: numerator source 158, denominator source 157; total voters participating; eavs-f1a-state-v1:observed:aggregated; allocation share 0.0%; series 285/182.
- 2024: numerator source 158, denominator source 157; total voters participating; eavs-f1a-state-v1:observed:aggregated; allocation share 0.0%; series 288/227.
presidential history
Party record book
Connecticut · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1896–2024 · 33 presidential cycles · 32 with a vote-share denominator · 33 with a national benchmark
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Lyndon B. Johnson1964
67.8%
826,250 votes · D+35.7
Runner-up · Barack Obama, 2008 · 60.6%
Republican
William McKinley1896
63.2%
110,282 votes · R+30.7
Runner-up · Warren G. Harding, 1920 · 62.7%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
1,080,831votes
59.3% of the vote · D+20.1
Runner-up · Barack Obama, 2008 · 997,750 votes
Republican
Ronald Reagan1984
890,851votes
60.7% of the vote · R+21.9
Runner-up · Richard Nixon, 1972 · 810,740 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
+16.9pts D vs U.S.
Place D+17.5 · U.S. D+0.5
Runner-up · Kamala Harris, 2024 · +16.0 pts
Republican
William McKinley1896
+24.6pts R vs U.S.
Place R+30.7 · U.S. R+6.1
Runner-up · Herbert Hoover, 1932 · +18.9 pts
2026 election
On the ballot
Governor
Ned LamontnomineeRyan FazionomineeJosh Elliott
Gov. Ned Lamont, seeking a third term, beat Josh Elliott 67.9%-32.1% in the Aug 11 Democratic primary. Greenwich state Sen. Ryan Fazio was unopposed for the GOP nomination.
U.S. House elections · 138 House
Senate and governor results are in the Office selector at the top of this page.
U.S. House
| Year | Seats won | D % | R % | Total |
|---|---|---|---|---|
| D 5 | 57.7% | 40.1% | 1,701,914 | |
| D 5 | 56.5% | 41.3% | 1,261,351 | |
| D 5 | 57.7% | 38.2% | 1,772,927 | |
| D 5 | 58.6% | 37.1% | 1,379,808 |
voter registration
Registered voters
By party of registration, over time
Party registration · 2025D+14.0
Presidential vote · 2024D+14.5
Registration and the presidential vote track closely here — within 0.5 points.
2,503,192 registered voters · 2025
domestic migration
Who moves in and out
Net domestic migration over time
−5,945 net domestic migration · 2025
20212025
Net −6,711 over 2021–2025 · gain loss
| Year | Net domestic migration |
|---|---|
| 2021 | +20,664 |
| 2022 | −11,105 |
| 2023 | −6,498 |
| 2024 | −3,827 |
| 2025 | −5,945 |
Greenwich — long a Republican town, the Bush family’s hometown — now backs the Democrat by sixteen points.
- A state of towns
- 169 towns, each reporting its own returns — the finest-grain map in the atlas · Connecticut Secretary of the State; Akashic
- The Gold Coast realigned
- Greenwich — long Republican, the Bush family’s hometown — voted D+16 in 2024; Westport D+44 · Town presidential returns, 2024
- Cities and corners
- Hartford D+65, New Haven D+63, Bridgeport D+47 against the rural Quiet Corner (Sterling R+40) · Town presidential returns, 2024
- The 2024 slip
- D+20.0 (2020) → D+14.5 (2024), most of it in heavily Hispanic Waterbury (D+11) · MIT Election Lab
- Wealthy, old, Catholic
- 8th in income, 6th in bachelor’s degrees, 7th-oldest, 6th in Catholic adherence · ACS 2024 5-year; 2020 U.S. Religion Census
- Governor in 2026
- Ned Lamont (D) seeks a 3rd term vs Josh Elliott (D) and Ryan Fazio (R); no U.S. Senate race · Akashic 2026 forecast
Political twins — states
The states whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
New Jersey
New Jersey
74.0twin score
2000–2020 trajectory≠ 12-yr trend
Massachusetts
Massachusetts
72.5twin score
2000–2024 trajectory≠ elasticity
Delaware
Delaware
69.3twin score
2000–2024 trajectory≠ population scale
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.
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Connecticut. Akashic. https://akashic.app/state/CT/. Accessed May 20, 2026. License: CC BY 4.0.
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Frequently asked questions
How did Connecticut vote in 2024?
In 2024, Connecticut voted Democratic by 14.5 points (D+14.5), carried by the Democratic candidate. Out of 1,759,010 votes cast, 992,053 went Democratic and 736,918 went Republican.
When did Connecticut last vote Republican?
The most recent presidential election in which Connecticut voted Republican was 1988.
How many people live in Connecticut?
Connecticut has a population of 3,624,508 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Connecticut?
Median household income in Connecticut is $95,781 — above the national median of $80,734. The Connecticut state median is $95,781.
What is the political history of Connecticut?
Akashic tracks 34 presidential elections in Connecticut from 1892 to 2024. Of those, 16 went Democratic and 17 went Republican.