Various Blaze: Long Island Ages: AllFamily Festivals Halloween Old Bethpage Restoration VillageOld Bethpage
All day Vote for Your Favorite Scarecrow! Ages: 3 and upFamily Free Halloween Stony Brook Village CenterStony Brook
10 am – 4:30 pm Heritage Fall Festival 2024 Ages: AllFamily Festivals Food & Drink Heritage Farm and GardenMuttontown
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
12:30 – 1:30 pm Early Learning Playgroup (ages 2.5-4) Community Project Most Community Learning CenterEast Hampton
1 – 7 pm Brightview Port Jefferson Hosting Community Blood Drive Community Free Brightview Port JeffersonPort Jefferson
4 pm Book Bites Halloween Ages: 5 – 12Family Halloween Holiday Westhampton Free LibraryWesthampton Beach
5 – 8 pm Halloween House Long Island Ages: 13 and upAttractions Family Halloween Broadway CommonsHicksville
5:30 – 7:30 pm The Greater East Hampton Chamber of Commerce Presents: Staying Healthy in the Hamptons Health & Fitness The Rejuvenation Health and Wellness CenterEast Hampton
6 – 11 pm Community Mainstreaming Associates 50th Anniversary Gala – Legacy of Love – Celebrating 50 Years of Building Community Fundraisers Gloria Dei Old Swedes Episcopal ChurchPhiladelphia
6 – 8 pm Mummy -n- Me Halloween Cupcake Decorating Event Ages: 5 – 12Craft & DIY Family Halloween Life of the PartySeaford
6 – 8 pm The Purpose of Preservation: Conservator and Author Rosa Lowinger Art Books & Readings Coe Hall at Planting FieldsOyster Bay
6 – 9 pm Midnight at the Masquerade – A Murder Mystery Dinner Food & Drink R.AIRE RestaurantHampton Bays
6 – 7 pm Q&A on Children’s Behavior with Author Meri Wallace Ages: AllFamily Free Talks John Jermain Memorial LibrarySag Harbor
7 – 8:30 pm VIRTUAL/IN-PERSON: Travels Through the Heart and Soul of New England Free Talks Connetquot Public LibraryBohemia