On October 30, the Connecticut Secretary of State released a tally of the number of registered voters in each party, and the number not in any party. The new totals: Democratic 789,062; Republican 461,712; Independent Party 26,691; Working Families 315; Libertarian 2,959; Green 1,761; Reform 14; Constitution 14; independent and miscellaneous 873,788.

The new percentages are: Democratic 36.59%; Republican 21.41%; Independent Party 1.24%; Working Families .01%; Libertarian .14%; Green .08%; independent and miscellaneous 40.52%.

The last tally was as of November 1, 2017. The percentages then were: Democratic 36.45%; Republican 21.43%; Independent Party 1.15%; Working Families .02%; Libertarian .14%; Green .09%; independent and miscellaneous 40.73%.