The 2010 Connecticut Senate election was held on Tuesday, November 2, 2010 to elect members to the Connecticut State Senate, one from each of the state's 36 Senatorial districts. The date of this the election corresponded with other elections in the state, including ones for governor, U.S. Senate, and the Connecticut House of Representatives.
Senators elected are serving a two-year term, which began in January 2011.
The 2010 election cycle saw the election or re-election of 23 Democrats and 13 Republicans to fill the Senate's 36 seats. The only change in party representation occurred in the 31st District, where the incumbent Democrat was defeated, yielding a gain by the Republican Party. Three re-elected senators, all Democrats, resigned following the election, creating vacancies later filled by special elections on February 22, 2011.
Results of the 2010 Connecticut Senate election. Party shading denotes winner of Senate seat.
|District||Constituency||Incumbent||Votes for Republican candidate||Votes for Democratic candidate|
|1||Hartford (part), Wethersfield (part)||John W. Fonfara (D)||
John W. Fonfara
|2||Bloomfield (part), Hartford (part), Windsor (part)||Eric D. Coleman (D)||
Eric D. Coleman
|3||East Hartford, East Windsor, Ellington, South Windsor||Gary LeBeau (D)||
Robert L. Gonzalez
Gary D. LeBeau
|4||Bolton, Glastonbury, Manchester, Marlborough||Mary Ann Handley (D)||
Stewart "Chip" Beckett
|5||Bloomfield (part), Burlington, Farmington (part), West Hartford||Jonathan A. Harris (D)||
|6||Berlin, Farmington (part), New Britain||Donald J. DeFronzo (D)||
Donald J. DeFronzo †
|7||East Granby, Enfield, Granby (part), Somers, Suffield, Windsor (part), Windsor Locks||John A. Kissel (R)||
John A. Kissel
Karen M. Jarmoc
|8||Avon, Barkhamsted, Canton, Colebrook, Granby (part), Hartland, Harwinton (part), New Hartford, Norfolk, Simsbury, Torrington (part)||Kevin Witkos (R)||
Donald J. O'Brien
|9||Cromwell, Middletown (part), Newington, Rocky Hill, Wethersfield (part)||Paul R. Doyle (D)||
Paul R. Doyle
|10||New Haven (part), West Haven (part)||Toni N. Harp (D)||
Toni N. Harp
|11||Hamden (part), New Haven (part)||Martin M. Looney (D)||
Matthew J. Corcoran
Martin M. Looney
|12||Branford, Durham, Gilford, Killingworth, Madison, North Branford||Edward Meyer (D)||
|13||Cheshire (part), Meriden, Middlefield, Middletown (part)||Thomas P. Gaffey (D)||
Thomas P. Gaffey †
|14||Milford, Orange, West Haven (part)||Gayle Slossberg (D)||
|15||Naugatuck (part), Prospect, Waterbury (part)||Joan V. Hartley (D)||
Joan V. Hartley
|16||Cheshire (part), Southington, Waterbury (part), Wolcott||Sam S.F. Caligiuri (R)||
John N. Barry
|17||Ansonia, Beacon Falls, Bethany, Derby, Hamden (part), Naugatuck (part), Woodbridge||Joe Crisco (D)||
Tamath K. Rossi
|18||Griswold, Groton, North Stonington, Plainfield, Preston, Sterling, Stonington, Voluntown||Andrew M. Maynard (D)||
Stuart R. Norman, Jr.
Andrew M. Maynard
|19||Andover, Bozrah, Columbia, Franklin, Hebron, Lebanon, Ledyard, Lisbon, Montville (part), Norwich, Sprague||Edith G. Prague (D)||
Edith G. Prague
|20||East Lyme, Montville (part), New London, Old Lyme, Old Saybrook (part), Salem, Waterford||Andrea L. Stillman (D)||
Andrea L. Stillman
|21||Monroe (part), Shelton, Stratford (part)||Dan Debicella (R)||
Kevin C. Kelly
James R. Miron
|22||Bridgeport (part), Monroe (part), Trumbull||Anthony Musto (D)||
David R. Pia
Anthony J. Musto
|23||Bridgeport (part), Stratford (part)||Ed A. Gomes (D)||
Edwin A. Gomes
|24||Bethel (part), Danbury, New Fairfield, Sherman||Michael McLachlan (R)||
Michael A. McLachlan
Alice M. Hutchinson
|25||Darien (part), Norwalk||Bob Duff (D)||
|26||Bethel (part), New Canaan (part), Redding, Ridgefield, Weston (part), Westport, Wilton||Toni Boucher (R)||
|27||Darien (part), Stamford (part)||Andrew J. McDonald (D)||
Andrew J. McDonald †
|28||Easton, Fairfield, Newtown, Weston (part)||John P. McKinney (R)||
|29||Brooklyn, Canterbury, Killingly, Mansfield, Putnam, Scotland, Thompson, Windham||Donald E. Williams, Jr. (D)||
Donald E. Williams
|30||Brookfield, Canaan, Cornwall, Goshen, Kent, Litchfield, Morris, New Milford, North Canaan, Salisbury, Sharon, Torrington (part), Warren, Washington, Winchester||Andrew W. Roraback (R)||
|31||Bristol, Harwinton (part), Plainville, Plymouth||Thomas A. Colapietro (D)||
|32||Bethlehem, Bridgewater, Middlebury, Oxford, Roxbury, Seymour (part), Southbury, Thomaston, Watertown, Woodbury||Rob Kane (R)||
Robert J. Kane
|33||Chester, Clinton, Colechester, Deep River, East Haddam, East Hampton, Essex, Haddam, Lyme, Old Saybrook (part), Portland, Westbrook||Eileen M. Daily (D)||
Eileen M. Daily
|34||East Haven, North Haven, Wallingford||Len Fasano (R)||
Leonard A. Fasano
|35||Ashford, Chaplin, Coventry, Eastford, Ellington (part), Hampton, Pomfret, Stafford, Tolland, Union, Vernon, Willington, Woodstock||Tony Guglielmo (R)||
|36||Greenwich, New Canaan (part), Stamford (part)||L. Scott Frantz (R)||
L. Scott Frantz
Nancy E. Barton
† Denotes resignation after election. Vacancy later filled by a special election on February 22, 2011.
TP Denotes that a minor, third party candidate (or candidates) also ran in this district's election.
RWI Denotes that a registered write-in candidate was also present in this district's election.
WF Denotes that this candidate also ran on the line of the Connecticut Working Families Party. The votes won by this candidate include both their Working Families and their party of affiliation figures combined.
I Denotes that this candidate also ran on the independent line. The votes won by this candidate include both their independent and their party of affiliation figures combined.
- "List of Candidates – February 22, 2011 Special Elections" (PDF). Secretary of the State of Connecticut. Archived from the original (PDF) on July 21, 2011. Retrieved February 10, 2011.
- "Election results for State Senator". Secretary of the State of Connecticut. Archived from the original on June 19, 2011. Retrieved February 10, 2011.