4–7pm NYC Parks Presents: Fall Festival Ages: AllFestivals Free Asphalt Field in Allerton PlaygroundBronx
Various The Great Jack O’ Lantern Blaze: Hudson Valley Ages: AllFestivals Halloween Van Cortlandt ManorCroton-on-Hudson
11am 38th Annual Bronx Puerto Rican Day Parade Ages: AllFestivals Free Bronx Puerto Rican Day ParadeBronx
Various The Great Jack O’ Lantern Blaze: Hudson Valley Ages: AllFestivals Halloween Van Cortlandt ManorCroton-on-Hudson
11am–2pm Fall Fest: Celebrate, Connect, and Discover Ages: AllArt Community JCC Mid-WestchesterScarsdale
Various The Great Jack O’ Lantern Blaze: Hudson Valley Ages: AllFestivals Halloween Van Cortlandt ManorCroton-on-Hudson
Various The Great Jack O’ Lantern Blaze: Hudson Valley Ages: AllFestivals Halloween Van Cortlandt ManorCroton-on-Hudson
Various The Great Jack O’ Lantern Blaze: Hudson Valley Ages: AllFestivals Halloween Van Cortlandt ManorCroton-on-Hudson
Various The Great Jack O’ Lantern Blaze: Hudson Valley Ages: AllFestivals Halloween Van Cortlandt ManorCroton-on-Hudson
Various The Great Jack O’ Lantern Blaze: Hudson Valley Ages: AllFestivals Halloween Van Cortlandt ManorCroton-on-Hudson
4:30–5:30pm Tot Parade at Chabad of the Rivertowns Ages: AllFestivals Free Chabad of the RivertownsDobbs Ferry
Various The Great Jack O’ Lantern Blaze: Hudson Valley Ages: AllFestivals Halloween Van Cortlandt ManorCroton-on-Hudson
11am–2pm 3–5pm Trick or Treat Trek Ages: 3 and upFestivals Fundraisers Bartow-Pell Mansion MuseumBronx
Various The Great Jack O’ Lantern Blaze: Hudson Valley Ages: AllFestivals Halloween Van Cortlandt ManorCroton-on-Hudson
Tomorrow, 9 am White Plains Road Farmers Market & DOT NYC Open Streets Gloria Dei Old Swedes Episcopal Church
Brooklyn Paper National Grid says it pays ‘more than its fair share’ for Gowanus Canal Superfund cleanup in federal suit