Connecticut Senate: Party Control and History

Current seats

Democratic majorityDemocrats 25, Republicans 11. 36 seats; 19 for a majority.

Democrats 25Republicans 11

Control counts seats by party; coalitions and power-sharing agreements are not shown.

Members as of November 3, 2026 (Open States), before the winners of the November 3, 2026 elections take office.

Connecticut overviewConnecticut House

District map

Democrat 25Republican 11

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2024: the candidate(s) with the most votes in each contest (MEDSL); contests with unreliable rows are not shown. Lines of the 2024 elections (US Census Bureau).

Members as of November 3, 2026 (Open States), before the winners of the November 3, 2026 elections take office.

Seats after each election, 1968-2022

Seats by election, table

Year	D	R	Seats	Control
2022	24	12	36	Democratic majority
2020	24	12	36	Democratic majority
2018	23	13	36	Democratic majority
2016	18	18	36	Tied
2014	21	15	36	Democratic majority
2012	22	14	36	Democratic majority
2010	23	13	36	Democratic majority
2008	24	12	36	Democratic majority
2006	24	12	36	Democratic majority
2004	24	12	36	Democratic majority
2002	21	15	36	Democratic majority
2000	21	15	36	Democratic majority
1998	19	17	36	Democratic majority
1996	19	17	36	Democratic majority
1994	17	19	36	Republican majority
1992	19	17	36	Democratic majority
1990	20	16	36	Democratic majority
1988	23	13	36	Democratic majority
1986	25	11	36	Democratic majority
1984	12	24	36	Republican majority
1982	23	13	36	Democratic majority
1980	23	13	36	Democratic majority
1978	26	10	36	Democratic majority
1976	22	14	36	Democratic majority
1974	29	7	36	Democratic majority
1972	13	23	36	Republican majority
1970	19	17	36	Democratic majority
1968	24	12	36	Democratic majority

Carl Klarner, State Legislative Election Returns, 1967-2022: version 1.0, released June 12, 2024; a fixed historic release.

District results, 2016-2024

The candidate with the most votes in each contest.

2024: 36 contests

District	Most votes	Party	Share	Note
1	JOHN W FONFARA	Democrat	87.3%
2	DOUGLAS MCCRORY	Democrat	82.4%
3	SAUD ANWAR	Democrat	63.7%
4	MD RAHMAN	Democrat	64.2%
5	DEREK SLAP	Democrat	68.2%
6	RICK LOPES	Democrat	58.4%
7	JOHN A KISSEL	Republican	54.4%
8	PAUL HONIG	Democrat	50.3%
9	MATTHEW LESSER	Democrat	100.0%	one candidate
10	GARY WINFIELD	Democrat	82.6%
11	MARTIN M LOONEY	Democrat	77.8%
12	CHRISTINE COHEN	Democrat	56.3%
13	JAN HOCHADEL	Democrat	53.7%
14	JAMES MARONEY	Democrat	56.0%
15	JOAN V HARTLEY	Democrat	100.0%	one candidate
16	ROB SAMPSON	Republican	56.6%
17	JORGE CABRERA	Democrat	100.0%	one candidate
18	HEATHER SOMERS	Republican	59.0%
19	CATHERINE A OSTEN	Democrat	56.9%
20	MARTHA MARX	Democrat	56.1%
21	KEVIN C KELLY	Republican	100.0%	one candidate
22	SUJATA GADKAR-WILCOX	Democrat	57.7%
23	HERRON GASTON	Democrat	77.1%
24	JULIE KUSHNER	Democrat	53.5%
25	BOB DUFF	Democrat	64.6%
26	CECI MAHER	Democrat	61.1%
27	PAT BILLIE MILLER	Democrat	62.3%
28	TONY HWANG	Republican	54.6%
29	MAE FLEXER	Democrat	49.8%
30	STEPHEN G HARDING	Republican	53.6%
31	HENRI MARTIN	Republican	100.0%	one candidate
32	ERIC C BERTHEL	Republican	57.2%
33	NORM NEEDLEMAN	Democrat	56.9%
34	PAUL CICARELLA	Republican	56.2%
35	JEFF GORDON	Republican	52.9%
36	RYAN FAZIO	Republican	51.7%

2022: 36 contests

District	Most votes	Party	Share	Note
1	JOHN W FONFARA	Democrat	68.2%
2	DOUGLAS MCCRORY	Democrat	100.0%	one candidate
3	SAUD ANWAR	Democrat	60.9%
4	MD RAHMAN	Democrat	60.3%
5	DEREK SLAP	Democrat	100.0%	one candidate
6	RICK LOPES	Democrat	56.4%
7	JOHN A KISSEL	Republican	57.0%
8	LISA SEMINARA	Republican	50.1%
9	MATT LESSER	Democrat	55.6%
10	GARY WINFIELD	Democrat	83.2%
11	MARTIN M LOONEY	Democrat	77.7%
12	CHRISTINE H COHEN	Democrat	55.9%
13	JAN HOCHADEL	Democrat	54.5%
14	JAMES MARONEY	Democrat	55.0%
15	JOAN V HARTLEY	Democrat	100.0%	one candidate
16	ROB SAMPSON	Republican	58.6%
17	JORGE CABRERA	Democrat	54.7%
18	HEATHER SOMERS	Republican	56.3%
19	CATHERINE A OSTEN	Democrat	56.0%
20	MARTHA MARX	Democrat	52.3%
21	KEVIN C KELLY	Republican	57.3%
22	MARILYN MOORE	Democrat	81.0%
23	HERRON GASTON	Democrat	76.2%
24	JULIE KUSHNER	Democrat	52.5%
25	BOB DUFF	Democrat	60.5%
26	CECI MAHER	Democrat	56.9%
27	PAT BILLIE MILLER	Democrat	61.6%
28	TONY HWANG	Republican	50.7%
29	MAE FLEXER	Democrat	50.6%
30	STEPHEN G HARDING	Republican	53.8%
31	HENRI MARTIN	Republican	60.5%
32	ERIC C BERTHEL	Republican	59.0%
33	NORM NEEDLEMAN	Democrat	54.7%
34	PAUL CICARELLA	Republican	87.5%
35	JEFF GORDON	Republican	50.6%
36	RYAN FAZIO	Republican	50.1%

2020: 36 contests

District	Most votes	Party	Share	Note
1	JOHN W FONFARA	Democrat	71.8%
2	DOUGLAS MCCRORY	Democrat	100.0%	one candidate
3	SAUD ANWAR	Democrat	100.0%	one candidate
4	STEVE CASSANO	Democrat	58.6%
5	DEREK SLAP	Democrat	65.4%
6	RICK LOPES	Democrat	55.7%
7	JOHN A KISSEL	Republican	54.0%
8	KEVIN WITKOS	Republican	51.5%
9	MATT LESSER	Democrat	57.7%
10	GARY WINFIELD	Democrat	82.1%
11	MARTIN M LOONEY	Democrat	74.7%
12	CHRISTINE COHEN	Democrat	57.0%
13	MARY DAUGHERTY ABRAMS	Democrat	52.8%
14	JAMES MARONEY	Democrat	57.3%
15	JOAN V HARTLEY	Democrat	100.0%	one candidate
16	ROB SAMPSON	Republican	53.8%
17	JORGE CABRERA	Democrat	52.2%
18	HEATHER SOMERS	Republican	52.4%
19	CATHERINE A OSTEN	Democrat	53.4%
20	PAUL M FORMICA	Republican	50.6%
21	KEVIN C KELLY	Republican	100.0%	one candidate
22	MARILYN MOORE	Democrat	61.3%
23	DENNIS BRADLEY	Democrat	83.5%
24	JULIE KUSHNER	Democrat	56.1%
25	BOB DUFF	Democrat	60.2%
26	WILL HASKELL	Democrat	58.3%
27	CARLO LEONE	Democrat	63.8%
28	TONY HWANG	Republican	51.7%
29	MAE FLEXER	Democrat	52.2%
30	CRAIG MINER	Republican	53.4%
31	HENRI MARTIN	Republican	58.1%
32	ERIC C BERTHEL	Republican	58.2%
33	NORM NEEDLEMAN	Democrat	54.0%
34	PAUL CICARELLA	Republican	55.4%
35	DAN CHAMPAGNE	Republican	50.5%
36	ALEX KASSER	Democrat	51.4%

2018: 36 contests

District	Most votes	Party	Share	Note
1	JOHN W FONFARA	Democrat	74.0%
2	DOUGLAS MCCRORY	Democrat	100.0%	one candidate
3	TIM LARSON	Democrat	60.7%
4	STEVE CASSANO	Democrat	54.2%
5	BETH BYE	Democrat	65.7%
6	TERRY BIELINSKI GERRATANA	Democrat	62.6%
7	JOHN A KISSEL	Republican	54.4%
8	KEVIN WITKOS	Republican	56.8%
9	MATT LESSER	Democrat	57.9%
10	GARY WINFIELD	Democrat	88.0%
11	MARTIN M LOONEY	Democrat	77.9%
12	CHRISTINE COHEN	Democrat	51.4%
13	MARY DAUGHERTY ABRAMS	Democrat	52.4%
14	JAMES J MARONEY	Democrat	51.2%
15	JOAN V HARTLEY	Democrat	84.7%
16	ROB SAMPSON	Republican	56.7%
17	GEORGE S LOGAN	Republican	50.1%
18	HEATHER SOMERS	Republican	54.7%
19	CATHERINE A OSTEN	Democrat	57.9%
20	PAUL M FORMICA	Republican	52.0%
21	KEVIN C KELLY	Republican	56.7%
22	MARILYN MOORE	Democrat	59.1%
23	DENNIS BRADLEY	Democrat	86.8%
24	JULIE KUSHNER	Democrat	54.0%
25	BOB DUFF	Democrat	63.1%
26	WILL HASKELL	Democrat	53.4%
27	CARLO LEONE	Democrat	64.8%
28	TONY HWANG	Republican	52.0%
29	MAE FLEXER	Democrat	56.3%
30	CRAIG A MINER	Republican	53.6%
31	HENRI MARTIN	Republican	58.7%
32	ERIC C BERTHEL	Republican	61.2%
33	NORMAN NEEDLEMAN	Democrat	50.1%
34	LEN FASANO	Republican	58.5%
35	DAN CHAMPAGNE	Republican	51.0%
36	ALEXANDRA "ALEX" BERGSTEIN	Democrat	50.4%

2016: 36 contests

District	Most votes	Party	Share	Note
1	John W. Fonfara	not in source	74.8%	seats not in source
2	Eric D. Coleman	not in source	83.9%	seats not in source
3	Timothy D. Larson	not in source	56.2%	seats not in source
4	Steve Cassano	not in source	50.6%	seats not in source
5	Beth Bye	not in source	59.2%	seats not in source
6	Terry Bielinski Gerratana	not in source	60.2%	seats not in source
7	John A. Kissel	not in source	60.9%	seats not in source
8	Kevin Witkos	not in source	64.3%	seats not in source
9	Paul R. Doyle	not in source	63.3%	seats not in source
10	Gary A. Winfield	not in source	100.0%	seats not in source; one candidate
11	Martin M. Looney	not in source	100.0%	seats not in source; one candidate
12	Edward Kennedy Jr.	not in source	60.2%	seats not in source
13	Len Suzio	not in source	51.0%	seats not in source
14	Gayle Slossberg	not in source	56.0%	seats not in source
15	Joan V. Hartley	not in source	82.2%	seats not in source
16	Joe Markley	not in source	62.2%	seats not in source
17	George Logan	not in source	51.0%	seats not in source
18	Heather Somers	not in source	57.3%	seats not in source
19	Catherine A. Osten	not in source	58.5%	seats not in source
20	Paul M. Formica	not in source	59.9%	seats not in source
21	Kevin C. Kelly	not in source	65.2%	seats not in source
22	Marilyn V. Moore	not in source	56.9%	seats not in source
23	Ed Gomes	not in source	88.4%	seats not in source
24	Michael A. McLachlan	not in source	52.2%	seats not in source
25	Bob Duff	not in source	60.1%	seats not in source
26	Toni Boucher	not in source	60.2%	seats not in source
27	Carlo Leone	not in source	65.2%	seats not in source
28	Tony Hwang	not in source	60.4%	seats not in source
29	Mae Flexer	not in source	54.8%	seats not in source
30	Craig A. Miner	not in source	55.9%	seats not in source
31	Henri Martin	not in source	60.1%	seats not in source
32	Robert J. Kane	not in source	65.9%	seats not in source
33	Art Linares	not in source	56.9%	seats not in source
34	Len Fasano	not in source	100.0%	seats not in source
35	Tony Guglielmo	not in source	62.4%	seats not in source
36	L. Scott Frantz	not in source	59.0%	seats not in source

MEDSL precinct returns 2016-2024: a fixed historic release; the file records no release date.

Sources

Current members: Open States (CC0 1.0), commit 3a1d876 of November 3, 2026; seat totals from openstates-metadata (MIT).

Seats after each election: Carl Klarner, State Legislative Election Returns, 1967-2022, Harvard Dataverse (CC0 1.0).

District results: MEDSL precinct returns (2018-2024 CC0 1.0; 2016 MIT License).

District lines: US Census Bureau, TIGER/Line cartographic boundaries (public domain), state legislative districts 2024, 1:500,000.

Data through November 3, 2026.