There are six candidates running for the empty seat left by Carl Killen, who became the MLA for Saint John Harbour back in September.
The polls are open from 10am to 8pm.
About 680 people cast their ballots at advance polls and through special ballots.
Voting locations are:
Carleton Community Centre, 82 Market Place West
Boys and Girls Club, 1 Paul Harris Street
St. John the Baptist/King Edward School, 223 St. James Street
St. Joachim's Parish Hall, 603 Loch Lomond Road
Returning Office, 120 MacDonald Street in Loch Lomond Mall
