2004 Connecticut Senate election

The 2004 Connecticut State Senate elections took place as part of the biennial 2004 United States Elections. All 36 seats of the Connecticut State Senate were up for re-election. Senators serve two-year terms and are up for re-election every election cycle. The August 10th primary elections decided candidates that appeared on the ballot for the General election. The General Election took place on November 2, 2004.

Results
The Democrats kept the majority with a 21-15 Majority.