| Election Name: | 2016 Connecticut Senate election |
| Country: | Connecticut |
| Type: | legislative |
| Ongoing: | no |
| Previous Election: | 2014 Connecticut State Senate election |
| Previous Year: | 2014 |
| Election Date: | November 8, 2016 |
| Next Election: | 2018 Connecticut Senate election |
| Next Year: | 2018 |
| Seats For Election: | All 36 seats in the Connecticut State Senate |
| Majority Seats: | 19 |
| Turnout: | 65.3%[1] |
| Leader1: | Martin Looney |
| Party1: | Democratic Party (United States) |
| Leader Since1: | January 7, 2015 |
| Leaders Seat1: | 11th |
| Last Election1: | 21 |
| Seats1: | 18 |
| Seat Change1: | 3 |
| Leader2: | Len Fasano |
| Leader Since2: | January 7, 2015 |
| Party2: | Republican Party (United States) |
| Leaders Seat2: | 34th |
| Last Election2: | 15 |
| Seats2: | 18 |
| Seat Change2: | 3 |
| Map Size: | 300px |
| President pro tempore of the Senate | |
| Before Election: | Martin Looney |
| Before Party: | Democratic Party (United States) |
The 2016 Connecticut Senate election was held on November 8, 2016, concurrently with the elections for the Connecticut House of Representatives, to elect members to the Connecticut General Assembly. All 36 seats in the Connecticut Senate were up for election. The election resulted in a tie, with the parties controlling 18 seats each. Primary elections were held on August 9, 2016.
| 18 | 18 | |
| Democratic | Republican |
| Parties | Candidates | Seats | Popular Vote | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| align=center | 2014 | align=center | 2016 | align=center | +/- | align=center | Strength | align=center | Vote | align=center | % | align=center | Change | |||||
| Democratic | align=center | 35 | align=center | 21 | align=center | 18 | align=center | 3 | align=right | 50.00% | align=right | 747,662 | align=right | 48.56% | align=right | |||
| Republican | align=center | 33 | align=center | 15 | align=center | 18 | align=center | 3 | align=right | 50.00% | align=right | 713,635 | align=right | 46.35% | align=right | |||
| Independent Party | align=center | 1 | align=center | 0 | align=center | 0 | align=center | align=right | 0.00% | align=right | 41,265 | align=right | 2.68% | align=right | ||||
| Working Families | align=center | 0 | align=center | 0 | align=center | 0 | align=center | align=right | 0.00% | align=right | 31,359 | align=right | 2.04% | align=right | ||||
| Green | align=center | 4 | align=center | 0 | align=center | 0 | align=center | align=right | 0.00% | align=right | 3,468 | align=right | 0.23% | align=right | ||||
| Other parties and Write-ins | align=center | 5 | align=center | 0 | align=center | 0 | align=center | align=right | 0.00% | align=right | 2,247 | align=right | 0.15% | align=right | ||||
| align=center colspan="2" | Total | align=center | 78 | align=center | 36 | align=center | 36 | align=center | 0 | align=center | 100.00% | align=center | 1,539,636 | align=center | 100.00% | align=center | - |
| Affiliation | Party (Shading indicates majority caucus) | Total | ||||
|---|---|---|---|---|---|---|
| Democratic | Republican | Vacant | ||||
| Before Election | 21 | 15 | 36 | 0 | ||
| After Election | 18 | 18 | 36 | 0 | ||
| Change | 3 | 3 | ||||
| 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 |
Democratic incumbent John Fonfara was re-elected to an 11th term after defeating Republican candidate Barbara Ruhe and Green Party candidate Barbara Barry. Fonfara has represented the 1st District since 1997.
Democratic incumbent Eric Coleman was re-elected to a 12th term after defeating Republican candidate Theresa Tillett and write-in candidates Charles Jackson and Martha S. Kelly. Coleman was also nominated by the Working Families Party. He has represented the 2nd District since 1995.
Democratic incumbent Timothy Larson was re-elected to a second term after defeating Republican candidate Carolyn Mirek. Mirek was also nominated by the Independent Party. Larson has represented the 3rd District since 2015.