The official lighting ceremony occurred early Sunday evening in downtown Rowayton and Pinkney Park.
The Rowayton Academy Group and the Brien McMahon High School Carolers entertained the crowd with Christmas songs.
Santa arrived at Pinkney Park in a firetruck to light up the town just after dark.
The event in Rowayton was among many held in Fairfield County towns and cities over the Thanksgiving holiday weekend, with more scheduled to follow in the coming weeks as part of the celebration of the Christmas holidays.
Click here to follow Daily Voice Fairfield and receive free news updates.