10 am – 2 pm Call for Artists: Ten-Squared Online Exhibit & Sale Art Free Southold Historical MuseumSouthold
4:30 – 6 pm Accused of Witchcraft in New York Free Halloween Cutchogue New Suffolk Free LibraryCutchogue
10 am – noon AMSEAS Beach Walk & Cleanup at Hallock State Park Animals Community Hallock State Park Preserve
10 am – noon AMSEAS Beach Walk & Cleanup at Hallock State Park Environment Free Hallock State Park PreserveRiverhead
1 – 4 pm Fall Festival Trunk or Treat BBQ Ages: 8 and underAttractions Community Family True Light ChurchSouthold
10 am – noon AMSEAS Beach Walk & Cleanup at Hallock State Park Animals Community Hallock State Park Preserve
10 am – noon AMSEAS Beach Walk & Cleanup at Hallock State Park Environment Free Hallock State Park PreserveRiverhead
7 – 8:30 pm Haunted Long Island Mysteries with Kerriann Flanagan Brosky & Joe Giaquinto Books & Readings Free Tiny Raccoon BooksSayville
10 am – noon AMSEAS Beach Walk & Cleanup at Hallock State Park Animals Community Hallock State Park Preserve
10 am – noon AMSEAS Beach Walk & Cleanup at Hallock State Park Environment Free Hallock State Park PreserveRiverhead
10 am – noon AMSEAS Beach Walk & Cleanup at Hallock State Park Animals Community Hallock State Park Preserve
10 am – noon AMSEAS Beach Walk & Cleanup at Hallock State Park Environment Free Hallock State Park PreserveRiverhead
10 am – noon AMSEAS Beach Walk & Cleanup at Hallock State Park Animals Community Hallock State Park Preserve
10 am – noon AMSEAS Beach Walk & Cleanup at Hallock State Park Environment Free Hallock State Park PreserveRiverhead
10 am – noon AMSEAS Beach Walk & Cleanup at Hallock State Park Animals Community Hallock State Park Preserve
10 am – noon AMSEAS Beach Walk & Cleanup at Hallock State Park Environment Free Hallock State Park PreserveRiverhead
10 am – 6 pm Sunrise Hi Railers Train Display at The Shoppes Free The Shoppes at East WindWading River
10 am – 6 pm Sunrise Hi Railers Train Display at The Shoppes Free The Shoppes at East WindWading River
10 am – noon AMSEAS Beach Walk & Cleanup at Hallock State Park Animals Community Hallock State Park Preserve
10 am – noon AMSEAS Beach Walk & Cleanup at Hallock State Park Environment Free Hallock State Park PreserveRiverhead
10 am – 6 pm Sunrise Hi Railers Train Display at The Shoppes Free The Shoppes at East WindWading River
10 am – 6 pm Sunrise Hi Railers Train Display at The Shoppes Free The Shoppes at East WindWading River
10 am – noon AMSEAS Beach Walk & Cleanup at Hallock State Park Animals Community Hallock State Park Preserve
10 am – noon AMSEAS Beach Walk & Cleanup at Hallock State Park Environment Free Hallock State Park PreserveRiverhead
10 am – 6 pm Sunrise Hi Railers Train Display at The Shoppes Free The Shoppes at East WindWading River