11 am – 4 pm Mythic Crafts Ages: 5 – 12Craft & DIY Family The Whaling Museum & Education CenterCold Spring Harbor
11 am – 4 pm Secret Sirens Ages: 5 and upArt Family Free The Whaling Museum & Education CenterCold Spring Harbor
Noon – 5 pm Halloween at The Heckscher Ages: 3 – 8Art Community Family The Heckscher Museum of ArtHuntington
2 – 5 pm 34th Annual Halloween Festival Ages: 8 and underFamily Free Halloween Stony Brook Village CenterStony Brook
5 – 8 pm Hallelujah Skate Night Ages: 3 and upAttractions Community Family United Skates of AmericaSeaford
5:30 – 8:30 pm Family-Friendly Spooky Woods & Trick O’ Treat Ages: 3 – 12Community Family Festivals The Smithtown Historical SocietySmithtown
Nov. 2, 6:30 pm Unity for Veterans Benefit Concert – Nov 2nd at The Suffolk Theater in Riverhead The Suffolk