Primary Rules
How Connecticut's Primary Works
Connecticut uses a Closed Primary system
Closed Primary
Only voters registered with a political party can vote in that party's primary election. Independent and unaffiliated voters are excluded.
Registration counts: L2 Data · Updated August 28, 2026
Connecticut Voter Registration
& Party Affiliation Statistics
Total Registered
2,355,375
Largest Party
Independent (43.63%)
Independent / NPP
43.63%
Primary Type
Closed Primary
At a Glance
Connecticut at a Glance
Key voter registration statistics · Updated 2026
Registered Voters
2,355,375
across 8 counties
Independent / NPP
1.0M
43.63% of registered
2024 Turnout
67%
of eligible voters
Registration
Voter Registration by Party
How many registered Democrats, Republicans, and Independents are in Connecticut?
Democratic35.1%
Republican21.1%
Independent43.6%
Other0.2%
| Party | Registered Voters | % of Total |
|---|---|---|
Democratic | 826,068 | 35.1% |
Republican | 497,157 | 21.1% |
Independent | 1,027,579 | 43.6% |
Other | 4,571 | 0.2% |
votercount.aiNew · Betain collaboration with L2 Data
The numbers above are just the start.
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Compare Gen Z and Boomer party registration in Florida.
Gen Z is far more likely to register Non-Partisan than Boomers — it’s their single largest category.
Party registration · Florida
Share of each generation
Republican
Boomers44.8%
Gen Z30.6%
Non-Partisan
Boomers20.4%
Gen Z33.5%
Democratic
Boomers32.3%
Gen Z30.3%
Boomers lean heavily Republican — nearly 45% are registered Republican, the dominant party by a wide margin.Gen Z is far more likely to be Non-Partisan (33.5%) than Boomers (20.4%).
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Turnout
Voter Turnout in Connecticut
How many eligible Connecticut residents actually vote?
Recent Elections
| Election | Turnout | Voted |
|---|---|---|
| 2024 General | 67.0% | 1,788,981 |
| 2022 General | 48.6% | 1,297,811 |
| 2020 General | 70.1% | 1,861,086 |
| 2024 Presidential Primary | 4.7% | 110,147 |
| 2024 State Primary | No statewide aggregate — CT SoS publishes town-by-town results only; only 28/169 towns held Democratic primaries (local legislative races); all 169 towns held R primary but mostly uncontested. Statewide D+R combined total is not compiled or published by the state. | — |
Primary turnout figures reflect all voters regardless of party registration. Source: each state’s Secretary of State Statement of Vote.
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