Conn. Const. art. sixth, § 1

Every citizen of the United States who has attained the age of twenty-one years, who has resided in the town in which he offers himself to be admitted to the privileges of an elector at least six months next preceding the time he so offers himself, who is able to read in the English language any article of the constitution or any section of the statutes of the state, and who sustains a good moral character, shall, on his taking such oath as may be prescribed by law, be an elector.