Explore Philly’s Best Halloween Events and Seasonal Fun in October

October is finally here, and Philadelphia is ready to celebrate spooky season with a packed calendar of festive events, specials, and family-friendly fun. From immersive haunted houses to creative parties and glowing pumpkin displays, here are some standout happenings to add to your October plans.

For those seeking thrills, Halloween Nights at Eastern State Penitentiary runs through November 8 with haunted houses, historic tours, themed bars, and live entertainment, including the chilling new "Dark Tides" waterfront village.

Dive into the glow of autumn underwater at Adventure Aquarium’s Fintastic Pumpkin Glow featuring glowing gourds among aquatic life from September 25 to November 2. On October 24, enjoy a night of mystery and dinner with Sleuth, Eat, Solve at Hard Rock Cafe Philadelphia, a comedy-mystery interactive evening set in Victorian England.

Families can enjoy the Fall Festival at Eastern State on October 26 with trick-or-treating, storytelling, and activities, all free for kids in costume. Also, don’t miss the Trick-or-Treat Around the Town Center in King of Prussia on October 27, a fun-filled community event with candy, games, and dancing.

Celebrate Halloween night at Valley Forge Casino Resort with live Southern rock, festive cocktails, and a costume contest on October 31. Meanwhile, Atlantic City’s Hard Rock Hotel Lobby Bar transforms into “Disco for the Dead” with themed cocktails and live music all month long.

Whether seeking spooky thrills, family fun, or festive cocktails, Philadelphia’s October events have something for everyone this Halloween season.