Come celebrate Halloween and the fall season with the Zoo’s 40th annual Zoo BOO! festival. There will be games, prizes, contests, live entertainment, and free trick-or-treating!


Saturday October 28, 10:00am-4:00pm
Sunday October 29, 10:00am-4:00pm

It’s the Spookiest Time of the year!

Zoo Activities

  • Costumes are encouraged @ Zoo BOO!
  • Two inflatables
  • Two kids crafting stations 
  • Entertainers
  • Not-So-Spooky Hay Maze presented by Stifel
  • Carnival games 
  • Face painting available for a small fee

Boo! Entertainment

Zoo Map

Sensory Sensitivity: Sensory Bags are available upon entry at the Main Gate. They include noise-reducing headphones, fidget toys, and non-verbal cue cards

Service Animals: The Maryland Zoo welcome guests w/disabilities who use service animals as determined by the Americans with Disability Act.

Transportation Services: The Zoo has two 11-passenger ADA compliant shuttles and one 14-passenger shuttle providing Zoo visitors a quick ride into Zoo Central. Guests looking to ride the electric shuttles can board at Eagle Gate near Celebration Hill for inbound rides and next to Naturalist Lodge for return trips.

Wheelchair & Stroller Rental: Manual wheelchairs and strollers are available for rent just inside the main entrance to the Zoo, near the Wild Things Gift Shop.

Free Parking

Main Gate Parking: ADA | Ride-Sharing Drop-Off | Zoo Member Parking ONLY: 1 Safari Place Baltimore, MD 21217. 

Mansion House Parking: General | Bus Drop-Off | Mansion House 1876  Dr. near Penguin Coast.  Parking attendants and signs will guide you to park your car.

FREE w/Zoo Admission or Membership. Additional ZOO BOO! information below.