10 am – 4 pm Bats, Barnacles & Broomsticks Halloween Party Ages: AllFamily Halloween Holiday Long Island AquariumRiverhead
1 – 2 pm Science Saturdays: Spa Chemistry Candy Corn Bath Bombs Ages: 5 – 12Family Halloween Holiday Long Island Science CenterRiverhead
1 – 4 pm Fall Festival Trunk or Treat BBQ Ages: 8 and underAttractions Community Family True Light ChurchSouthold
7 – 11 pm GHBC Halloween Party Ages: AllCommunity Dance Family Greenport Harbor Brewing Company’s Peconic Tasting RoomPeconic
Today, 10 am Halloween at The East Hampton Library, an all ages fun filled event East Hampton Library