11am–noon 2–3pm The Okee Dokee Brothers & Sonia de los Santos Ages: 5 – 12Art En Español Emelin TheatreMamaroneck
11am–12:30pm 2–3:30pm Wolves of North America Ages: AllEnvironment Outdoors Wolf Conservation CenterSouth Salem
Various The Great Jack O’ Lantern Blaze: Hudson Valley Ages: AllFestivals Halloween Van Cortlandt ManorCroton-on-Hudson
11am–5pm Brick-or-Treat: Monster Party Ages: 3 – 12Attractions Games LEGOLAND Discovery Center WestchesterYonkers
6–6:45pm Family Storytime with Mr. Frank Ages: 3 – 4 Haverstraw King’s Daughters Public Library, Main BranchGarnerville
Various The Great Jack O’ Lantern Blaze: Hudson Valley Ages: AllFestivals Halloween Van Cortlandt ManorCroton-on-Hudson
10am–2pm Orangetown Museum Exhibition: Creating Community 1950 Ages: 3 and upArt Community The Orangetown Historical Museum & ArchivesOrangeburg
10:30–11am Tales & Tunes Ages: 2 and under Haverstraw King’s Daughters Public Library, Main BranchGarnerville
11am–5pm Brick-or-Treat: Monster Party Ages: 3 – 12Attractions Games LEGOLAND Discovery Center WestchesterYonkers
2–2:30pm Tales & Tunes Ages: 2 and underBooks & Readings Free Haverstraw King’s Daughters Public Library, Main BranchGarnerville
Various The Great Jack O’ Lantern Blaze: Hudson Valley Ages: AllFestivals Halloween Van Cortlandt ManorCroton-on-Hudson
10:30–11:15am Stories & Crafts with Miss Cheryl Ages: 3 – 4Free Haverstraw King’s Daughters Public Library, Main BranchGarnerville
Various The Great Jack O’ Lantern Blaze: Hudson Valley Ages: AllFestivals Halloween Van Cortlandt ManorCroton-on-Hudson
9:30am High Holiday Services at Chabad of Yorktown Ages: AllHoliday Jewish Chabad of YorktownYorktown Heights
10–11am Farm Friends Ages: 3 – 8Classes Environment Hilltop Hanover Farm & Environmental CenterYorktown Heights
11am–6pm Brick-or-Treat at LEGOLAND® New York Ages: AllAttractions Halloween LEGOLAND New York ResortGoshen
Various The Great Jack O’ Lantern Blaze: Hudson Valley Ages: AllFestivals Halloween Van Cortlandt ManorCroton-on-Hudson
9:30am High Holiday Services at Chabad of Yorktown Ages: AllHoliday Jewish Chabad of YorktownYorktown Heights
10am–2pm Orangetown Museum Exhibition: Creating Community 1950 Ages: 3 and upArt Community The Orangetown Historical Museum & ArchivesOrangeburg
10:30–11:15am Playtime Storytime Ages: 4 and underFree Haverstraw King’s Daughters Public Library, Main BranchGarnerville
11am–6pm Brick-or-Treat at LEGOLAND® New York Ages: AllAttractions Halloween LEGOLAND New York ResortGoshen
5–6:30pm Bats: Mysteries of the Night Ages: AllAnimals Environment Hudson Highlands Nature Center Outdoor Discovery CenterCornwall
Various The Great Jack O’ Lantern Blaze: Hudson Valley Ages: AllFestivals Halloween Van Cortlandt ManorCroton-on-Hudson
10am–7pm New York Renaissance Faire Ages: AllAttractions Festivals New York Renaissance FaireTuxedo Park
10am–6pm Brick-or-Treat at LEGOLAND® New York Ages: AllAttractions Halloween LEGOLAND New York ResortGoshen
10am–5pm Annual Heritage Harvest & Horse Festival Ages: AllFestivals History & Culture Fort TiconderogaTiconderoga