Groton Halloween Events

Dungeons in the Dark - TTRPG Mega-Event

565 Long Hill Rd , Groton, CT, United States, Connecticut 06340 11 Oct 2025

SpookToberFest/ Groton Halloween Food Truck Festival

Washington Park, 137 Meridian St, Groton, CT 06340 25 Oct 2025

Not So Spooky Movie Night

Eastern Point Beach 10 Oct 2025

Karaoke & Halloween Costume Party @ SubVets w/DJ Jammin' Jim

Subvets Groton Clubhouse 24 Oct 2025

Halloween Themed Trivia

266 Bridge St, Groton, CT, United States, Connecticut 06340 26 Oct 2025

BBQ Chicken Dinner - Halloween Costume Party

40 School St, Groton, CT, United States, Connecticut 06340 24 Oct 2025

3HL-2nd Annual EPIC Halloween Costume Bash II

Barn CT 31 Oct 2025

Trunk or Treat at the Fleet

242 Thames St, Groton, CT 25 Oct 2025

Trick-or-Treat at the Library!

240 Monument St, Groton, CT, United States, Connecticut 06340 31 Oct 2025

Family BBQ

266 Bridge St, Groton, CT, United States, Connecticut 06340 12 Oct 2025

Silly "Spooky" Halloween Story Time

240 Monument St, Groton, CT, United States, Connecticut 06340 30 Oct 2025

Trunk or Treat - A Complete Care Event

1145 Poquonnock Road, Groton, CT, United States, Connecticut 06340 22 Oct 2025

10th Annual Bumpers & Books: A Literary Trunk-or-Treat!

Groton Public Library 18 Oct 2025

Trunk Or Treat

Faith Lutheran Church, Groton CT 18 Oct 2025

3 Hours Later - 3rd Annual Halloween Party - Live at The Barn!

13 Fort Hill Rd 31 Oct 2025

Wicked Peach - Halloween Party - Live at The Barn!

13 Fort Hill Rd 25 Oct 2025