Riverhead Halloween Events

Halloween events Happening Next in Riverhead, NY

Ozzmosis at Suffolk Theater

 Suffolk Theater 31 Oct 2025
ART

HALLOWEEN KARAOKE NIGHT!

 3225 Sound Ave, Riverhead, NY, United States, New York 11901 31 Oct 2025
KARAOKE

Haunted Tree House

 431 E Main St, Riverhead, NY, United States, New York 11901 10 Oct 2025
KIDS

Rocky Horror Picture Show (Showing #1)

 118 E Main St, Riverhead, NY, United States, New York 11901 25 Oct 2025
ROCKY-HORROR-PICTURE-SHOW

Ozzmosis

 Suffolk Theater 30 Oct 2025
ART

East End THRIVE Halloween Costume Party

 680 Elton St 31 Oct 2025
HALLOWEEN FREE

Rocky Horror Picture Show (Showing #2)

 118 E Main St, Riverhead, NY, United States, New York 11901 25 Oct 2025
ROCKY-HORROR-PICTURE-SHOW

Ozzmosis Halloween Live at the Suffolk Theater

 Suffolk Theater 31 Oct 2025
HALLOWEEN

“Decades of Rock” Halloween COSTUME Party

 214 Marcy Avenue, Riverhead, NY 31 Oct 2025
HALLOWEEN

Bats, Barnacles & Broomsticks Halloween Party

 431 E Main St, Riverhead, NY, United States, New York 11901 18 Oct 2025
HALLOWEEN

Decades of Rock Halloween Bash!

 Ziggy’s in the Main Hall 31 Oct 2025
HALLOWEEN

"Nightmare before Christmas" inspired Doorhanger Paint Party @Long Ireland Brewery, Riverhead

 Long Ireland Beer Company 21 Oct 2025
PARTIES