The 2020 Connecticut House of Representatives election was held on Tuesday, November 3, 2020, to elect members to the Connecticut House of Representatives, one from each of the state's 151 General Assembly districts. The date of this the election corresponded with other elections in the state, including presidential, U.S. House, and the Connecticut State Senate. Democrats retained control of the House of Representatives, expanding their majority winning 97 seats to the Republicans 54, a net gain of 6.

Representatives elected will serve a two-year term, beginning in January 2021.

Retirements 15 incumbents did not seek re-election in 2020.

Democrats District 20: Joseph Verrengia retired. District 24: Rick Lopes retired to be elected to Connecticut's 6th State Senate district in 2022. District 30: Joe Aresimowicz retired. District 33: Joseph Serra retired. District 82: Emil Altobello retired. District 118: Kim Rose retired.

Republicans District 35: Jesse MacLachlan retired. District 57: Christopher Davis retired. District 62: William Simanski retired. District 69: Arthur O'Neill retired. District 108: Richard Smith retired. District 111: John H. Frey retired. District 114: Themis Klarides retired. District 143: Gail Lavielle retired. District 149: Livvy Floren retired.

Predictions SourceRankingAs of The Cook Political ReportOctober 21, 2020

Results +↓9754DemocraticRepublican +PartiesSeatsPopular vote20182020±StrengthVote % Democratic9297564.24%908,64053.59% Republican5954535.76%544,38742.19% Independent Party000.00%41,1322.43% Working Families000.00%25,2061.49% Other parties and Write-ins000.00%4,1600.25% Green000.00%6500.04% Libertarian000.00%2910.02%Total1511510100.00%1,695,390100.00%

Detailed results District 1 • District 2 • District 3 • District 4 • District 5 • District 6 • District 7 • District 8 • District 9 • District 10 • District 11 • District 12 • District 13 • District 14 • District 15 • District 16 • District 17 • District 18 • District 19 • District 20 • District 21 • District 22 • District 23 • District 24 • District 25 • District 26 • District 27 • District 28 • District 29 • District 30 • District 31 • District 32 • District 33 • District 34 • District 35 • District 36 • District 37 • District 38 • District 39 • District 40 • District 41 • District 42 • District 43 • District 44 • District 45 • District 46 • District 47 • District 48 • District 49 • District 50 • District 51 • District 52 • District 53 • District 54 • District 55 • District 56 • District 57 • District 58 • District 59 • District 60 • District 61 • District 62 • District 63 • District 64 • District 65 • District 66 • District 67 • District 68 • District 69 • District 70 • District 71 • District 72 • District 73 • District 74 • District 75 • District 76 • District 77 • District 78 • District 79 • District 80 • District 81 • District 82 • District 83 • District 84 • District 85 • District 86 • District 87 • District 88 • District 89 • District 90 • District 91 • District 92 • District 93 • District 94 • District 95 • District 96 • District 97 • District 98 • District 99 • District 100 • District 101 • District 102 • District 103 • District 104 • District 105 • District 106 • District 107 • District 108 • District 109 • District 110 • District 111 • District 112 • District 113 • District 114 • District 115 • District 116 • District 117 • District 118 • District 119 • District 120 • District 121 • District 122 • District 123 • District 124 • District 125 • District 126 • District 127 • District 128 • District 129 • District 130 • District 131 • District 132 • District 133 • District 134 • District 135 • District 136 • District 137 • District 138 • District 139 • District 140 • District 141 • District 142 • District 143 • District 144 • District 145 • District 146 • District 147 • District 148 • District 149 • District 150 • District 151__NOTOC__

District 1 Democratic incumbent and House Majority Leader Matthew Ritter was re-elected to a 6th term after defeating Epic Party candidate Mark Stewart Greenstein and Socialist Resurgence Party Candidate Daniel Piper. Ritter was elected Speaker of the House on January 6, 2021. He has represented the 1st district since 2011.

District 2 Democratic incumbent Raghib Allie-Brennan was re-elected to a 2nd term after defeating Republican Dan Carter. Allie-Brennan was also nominated by the Working Families Party, while Carter was nominated by the Independent Party. Allie-Brennan has represented the 2nd district since 2019.

District 3 Democratic incumbent Minnie Gonzalez was re-elected to a 13th term after running unopposed. Gonzalez has represented the 3rd district since 1997.

District 4 Democratic incumbent Julio Concepcion was re-elected to a 3rd term after defeating Republican candidate Barry D'Andrea. Concepcion has represented the 4th district since 2018.

District 5 Democratic incumbent Brandon McGee was re-elected to a 5th term after defeating Republican candidate Charles Jackson. Jackson was also nominated by the Independent Party. McGee has represented the 5th district since 2013.

District 6 Democratic incumbent Edwin Vargas Jr. was re-elected to a 5th term after running unopposed. Vargas was also nominated by the Working Families Party. He has represented the 6th district since 2013.

District 7 Democratic incumbent Joshua M. Hall was re-elected to a 3rd term after running unopposed. Hall has represented the 7th district since 2017.

District 8 Republican incumbent Tim Ackert was re-elected to a 6th term after defeating Democratic candidate Brenda Falusi. Ackert has represented the 7th district since 2011.

District 9 Democratic incumbent Jason Rojas was re-elected to a 7th term after defeating Republican candidate Cathy Hopperstad. Hopperstad was also nominated by the Independent Party. Rojas was elected House Majority Leader on January 6, 2021. He has represented the 9th district since 2009.

District 10 Democratic incumbent Henry Grenga was re-elected to a 9th term after running unopposed. He has represented the 10th district since 2006.

District 11 Democratic incumbent Jeff Currey was re-elected to a 4th term after defeating Republican candidate Matt Harper. Harper was also nominated by the Independent Party. Currey has represented the 11th district since 2015.

District 12 Democratic incumbent Geoff Luxenberg was re-elected to a 4th term after defeating Republican candidate Jeff Sullivan. Luxenberg was also nominated by the Working Families Party. He has represented the 12th district from 2011 to 2015, and then from 2019 to present.

District 13 Democratic incumbent Jason Doucette was re-elected to a 2nd term after defeating Republican candidate Brain Marois. Doucette was also nominated by the Working Families Party, while Marois was nominated by the Independent Party. Doucette has represented the 13th district since 2019.

District 14 Republican incumbent Tom Delnicki was re-elected to a 3rd term after defeating Democratic candidate Genevieve Coursey. Delnicki was also nominated by the Independent Party, while Coursey was nominated by the Working Families Party. Delnicki has represented the 14th district since 2017.

District 15 Democratic incumbent Bobby Gibson was re-elected to a 3rd term after defeating candidate Danielle Wong. Gibson had previously defeated Wong in the Democratic primary. Gibson was also nominated by the Working Families Party. He has represented the 15th district since 2018.

District 16 Democratic incumbent John Hampton was re-elected to a 5th term after running unopposed. He has represented the 16th district since 2013.

District 17 Democratic candidate Eleni Kavros DeGraw was elected after defeating 1st term Republican incumbent Leslee Hill. DeGraw was also nominated by the Working Families Party, while Hill was nominated by the Independent Party. Hill had represented the 17th district since 2019.

District 18 Democratic incumbent Jillian Gilchrest was re-elected to a 2nd term after defeating Republican candidate Rick Bush. Gilchrest has represented the 18th district since 2019.

District 19 Democratic incumbent Tammy Exum was re-elected to a 2nd term after running unopposed. Exum has represented the 19th district since 2020

District 20 Democratic candidate Kate Farrar was elected unopposed. Farrar was also nominated by the Working Families Party. This seat was previously held by Democrat Joe Verrengia, who had represented the 20th district since 2011. Verrengia decided not to run for re-election.

District 21 Democratic incumbent Mike Demicco was re-elected to a 5th term after defeating Republican candidate John W. Brockelman and Independent Party candidate David Paul Kramer. Demicco was also nominated by the Working Families Party. He has represented the 21st district since 2013.

District 22 Republican incumbent William Petit Jr. was re-elected to a 3rd term after running unopposed. Petit was also nominated by the Independent Party. He has represented the 22nd district since 2017.

District 23 Republican incumbent Devin Carney was re-elected to a 4th term after defeating Democratic candidate David A. Rubino. Carney was nominated by the Independent Party, while Rubino was nominated by the Working Families Party. Carney has represented the 23rd district since 2015.

District 24 Democratic candidate Manny Sanchez was elected after defeating Republican candidate Alden Russell. Sanchez was also nominated by the Working Families Party, while Russell was nominated by the Independent Party. This seat was previously held by Democrat Rick Lopes, who had represented District 24 since 2011. Lopes decided not to run for re-election to run successfully for State Senate.

District 25 Democratic incumbent Bobby Sanchez was re-elected to a 6th term after defeating Republican candidate Jerrell Hargraves. Sanchez was also nominated by the Working Families Party. He has represented the 25th district since 2011.

District 26 Democratic incumbent Peter Tercyak was re-elected to a 10th term after defeating Republican candidate Piotr Ceglarz and Libertarian candidate Johnathan Milon Johnson. Tercyak has represented the 26th district since 2003.

District 27 Democratic incumbent Gary Turco was re-elected to a 2nd term after defeating Republican candidate Michael Camillo. Turco was also nominated by the Working Families Party, while Camillo was nominated by the Independent Party. Turco has represented the 27th district since 2019.

District 28 Democratic candidate Amy Morrin Bello was elected after defeating Republican candidate Patrick Pentalow and Independent Party candidate Henry Thayer.

District 29 Democratic incumbent Kerry Szeps Wood was re-elected to a 2nd term after defeating Republican candidate Henry Vasel. Vasel was also nominated by the Independent Party. Wood has represented the 29th district since 2019.

District 30 Republican candidate Donna Veach was elected after defeating Democratic candidate JoAnn Angelico-Stetson. Angelico-Stetson was also nominated by the Working Families Party. The 30th district was previously held by former Democratic Speaker of the House Joe Aresimowicz, who had represented the 30th district since 2005. Aresimowicz decided not to run for re-election.

District 31 Democratic incumbent Jill Barry was re-elected to a 2nd term after defeating Republican candidate Chip Beckett. Beckett was also nominated by the Independent Party. Barry has represented the 31st district since 2019.

District 32 Republican Christie Carpino was re-elected to a 6th term after running unopposed. Carpino was also nominated by the Independent Party. She has represented the 32nd district since 2011.

District 33