Bring your little ghouls and goblins for a non-scary, kid-friendly Halloween experience!
Boo at the Zoo is not a trick-or-treating event.

#BooAtTheZoo     #stlzoo      #FallAtTheZoo    #StlZooBoo


Advance online tickets required. Tickets are not available at the door.
  • Nightly: 5-8:30 p.m. October 16–November 1, 2020

    • Zoo Members: $7.95 (ages 2-12); $8.95 (ages 13+)
    • Non-members: $8.95 (ages 2-12); $9.95 (ages 13+) 
    • Children under age 2 are free 
  • Two admission time slots are available for each evening of Boo at the Zoo. You may choose between the following when purchasing your ticket online: 

    • 5 to 6:30 p.m.
    • 6:30 to 8 p.m. (event ends at 8:30 p.m. Last admittance is at 8 p.m.)

    You must arrive at the Zoo within your reserved time slot. Once at the event, you may stay as long as you wish, or until the event ends at 8:30 p.m. 

    Guests will have their reserved ticket scanned from their print-at-home ticket or digitally on their smartphone. Both Zoo entrances are open. 

    • Tickets are valid only for day and time noted.
    • Tickets are not refundable* or transferable. 
    • Limited capacity.
    • In the event of a cancellation due to weather or other unforeseen circumstances, we will update our website and social media by 3 p.m. the day of the event
      • *If you have tickets for a canceled event,  you will receive a full refund on the credit or debit card used to purchase. 
      • At this time, we are not able to exchange tickets. If you would like to attend on another date, tickets will need to be purchased for that date.
    • Reservations for the Zoo during the day, do not count as entry to the event.

    The Zoo will close to the public at 4 p.m. each night of Boo at the Zoo (all pathways, restaurants, exhibits, and attractions will no longer be open.) Doors will re-open at 5 p.m. for the event. Zoo visitors who are planning to attend Boo at the Zoo will need to exit the Zoo and have their Boo at the Zoo tickets scanned for re-entry starting at 5 p.m. 

    The Zoo's wheelchair, stroller and ECV rental fees apply for this event. 

  • Family-friendly Halloween costumes are encouraged. Costume masks are not permitted for any age. *See costume policy below.

    For everyone's safety, the Zoo has implemented enhanced protocols and procedures. 

    Guests age 9+ are required to wear protective masks/face coverings — which must cover nose and mouth — while visiting. See more information
    Looking for a mask? The Zoo has animal face and Halloween themed masks available for purchase online and at Zoo gift shops. While supplies last. 
Plan Ahead with our Boo at the Zoo 2020 Program

More Than Just Decorated Grounds!

To purchase tickets please click the link below.

Due to high demand, the process may take longer than usual. We ask you for your patience and understanding. If you are having issues please refer to information below the link. Thank you for your understanding. 


Please Note: Member tickets and General Admission (Non-Member) tickets are both available at the above link. The member options are on top and non-member options are on the bottom. 

The best way to make reservations is online as the Zoo is experiencing high call volumes. 

For those unable to access the Zoo’s website, please call (314) 646-4797 to speak with a representative. Lines are staffed from 9 a.m. to 5 p.m. 

If you are running into issues purchasing your tickets online, please call (314) 646-4797 or email A Zoo representative will follow up with you as soon as possible.

For inquiries about groups, please contact Miranda at (314) 646-4718.

October 18: Boo at the Zoo was canceled on Sunday, October 18. If you had purchased tickets for that evening's event, you will receive a full refund.  If you wish to purchase tickets for another evening you may do so. At this time we are not able to exchange tickets. 

Festive Fun 

Find various costume characters lurking about the Zoo and play “Hide and Ghost Seek” and look for the ghosts hidden in the trees along on Historic Hill.

Look hauntingly good as you pose in front of ghosts, pumpkins, Frankenstein or mummies for spooky photos. 

Take a spin on the not-so-spooky "Scare-ou-sel,” the Conservation Carousel is draped in cobwebs! (Free)

One, two, three...say cheese! There are 10-foot-tall Halloween statues lurking around Historic Hill, perfect for spooky selfies. These gentle giants include a skeleton, dragon and snake. Also perfect for pictures is our light-up Saint Louis Zoo sign, which will glow in the dark as night falls.

Animals & Attractions

At the Herpetarium, check out the turtles, tortoises, frogs, toads, snakes, lizards and more

For a little more hocus pocus, check out the Insectarium and see some a variety of creepy, crawling creatures. 

Also, be sure to visit Stingrays at Caribbean Cove  October 16-31(Free) Caribbean Cove will not be open on November 1.

Please note, these are the only animal exhibits open at night during the event.

New this year!

Ride the Zooline Railroad at night ($3.95/members; $4.95 non-members).

Zooline Railroad schedule is subject to change and it may not operate every night of the event.

Roaming Entertainers

October 16: Frankenstein on Stilts/Hula Hooping Witch/St. Louis Ghostbusters
October 17: Spooky Juggler/Skippy the Scarecrow/St. Louis Ghostbusters
October 18: Spooky Unicyclist
October 19: Frankenstein on Stilts
October 20: Skippy the Scarecrow
October 21: Spooky Juggler/St. Louis Ghostbusters
October 22: Skippy the Scarecrow
October 23: Frankenstein on Stilts/Hula Hooping Witch/St. Louis Ghostbusters
October 24: Spooky Juggler/Skippy the Scarecrow/St. Louis Ghostbusters
October 25: Spooky Unicyclist
October 26: Frankenstein on Stilts
October 27: Skippy the Scarecrow
October 28: Spooky Juggler/St. Louis Ghostbusters
October 29: Skippy the Scarecrow
October 30: Frankenstein on Stilts/Hula Hooping Witch/St. Louis Ghostbusters

Food and Souvenirs

Taste what's brewing at Lakeside Cafe, Safari Grill, Tundra Treats, Carousel Cafe, Ray's Snack Shack, Sweet & Salty Co. and River Camp Cafe.

Visit Candy Crossing for Halloween-themed treats, like pumpkin and caramel apple pie fudge, and grab a fall-flavored drink from Starbucks! Enjoy your treats on our brand-new deck overlooking the lake, located behind the shops.  

Shop the Halloween Boo-tique at Treetop Shop and Safari Shop for souvenirs. Receive 10 percent (20 percent for members) off of any purchase.

Children 12 and under will receive a treat bag upon exiting. While supplies last.

Free Parking

Free parking is available on the North and South Lots during the event. 

You may enter the event through the North or South Entrance.

Get detailed directions


9 a.m. to 4 p.m.
Saturdays and Sundays
October 17-18, 
October 24-25,
October 31

Come to the Zoo dressed in family-friendly costumes, and as you walk around to see the animals, you’ll find non-scary Halloween decorations around Zoo grounds. Plus, enjoy special discounts and fall-themed menus. The animals will get in on the fun, too—watch as they receive special pumpkin enrichment


BOO-tiful T-shirt

“Doctor, Doctor!” The 2020 Boo at the Zoo T-shirt features a hyena dressed as a doctor. Prices range from $14-$16 for toddler to adult sizes. The white long-sleeved T-shirts are available for purchase online and at Safari Shop and Treetop Shop while supplies last.  

Purchase Online

Candy Shopping Guide

Protect orangutans by purchasing candy that uses sustainable palm oil! Use this orangutan-friendly sustainable palm oil Halloween candy list.

Learn More

*Halloween Costume Policy

We welcome all visitors to get into the Halloween spirit and dress up for Boo at the Zoo and Halloweekends. However, the Zoo is a family-friendly place, and we have policies in place ​for everyone's safety and enjoyment:

  • Costume masks are not permitted for any age. (Costume masks are defined as non-protective masks intended for decorative/costume-only use.)
  • All guests ages 9 and above are required to wear protective masks/face coverings — which must cover nose and mouth — while visiting.
  • No face paint that completely conceals the face
  • Scary costumes are not permitted
  • Costume appropriateness is up to the discretion of Zoo security

Be sure to check this page prior to your visit for any changes to this policy.

How Do You Boo Instagram Contest

Show us your spooky side by snapping a picture and sharing it with us on Instagram. Two lucky winners will win four tickets to our holiday lights event, U.S. Bank Wild Lights, and a $75 Zoo gift card! To participate, share the pic on Instagram using the hashtag #StlZooBoo. (Make sure your profile is public!) Upload the photo during your visit using our brand-new Wi-Fi powered by Mid America Chevy Dealers. 

#StlZooBoo Instagram Contest

Visiting From Out of Town?

Looking for a place to stay while visiting the Zoo? Check out our hotel partners during your stay in St. Louis.



  • SSM Health Cardinal Glennon Children’s Hospital 

  • Mid America Chevy Dealers 

  • Wells Fargo Advisors 

  • Prairie Farms Dairy 

  • Kiddie Academy 

  • Sixlets® 

Media Support

  • Z107.7 
  • 93.7 The Bull

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To learn more about sponsorship opportunities for Boo at the Zoo or other Zoo special events, please contact