The Forum

Your Campus Guide to St. Louis Halloween 2026 | Oct. 15–31

October turns St. Louis into a Halloween playground, and the lineup runs from free street parties to splurge-worthy haunted mansions. Whether you want cheap thrills with roommates or a family outing, here is where to go — sorted by cost tier, then by price per entry ($ = minimum, $$ = moderate, $$$ = pricey). 

FAMILY-FRIENDLY / KIDS & TODDLERS 

Boo at the Zoo | Oct. 16–30 | $13–$16 ($) Spooky-but-not-scary after dark with costumed performers. Select nights, 5–8:30 p.m., Forest Park. stlzoo.org

Grant's Farm Halloween Nights | Oct. 15–30 | $15+ plus parking ($) After-dark tram rides past spooky scenes. Thursdays–Sundays. grantfarm.org

Pirates & Pumpkins, St. Louis Aquarium | Through Oct. 31 | $18–$25 ($) Underwater pumpkin carving and weekend trick-or-treating in Union Station. stlaquarium.org 

Fright at the Museum | Through Oct. 29 | ~$22–$30 ($$) The play structure transforms nightly for trick-or-treaters. thecitymuseum.com

St. Peters Candy Crawl for Kids | Oct. 31 | FREE ($0) Trick-or-treating for younger children, 3:30–5:30 p.m. cityofstpetersmo.gov

TEENS & YOUNG ADULTS 

Legendary CWE Halloween Street Party | Oct. 31 | FREE ($0) Kids parade at 11 a.m.; adults-only street party at 6 p.m. near Maryland Plaza with cash prizes. cwestend.com

Missouri History Museum Monster Mash | Late October | FREE ($0) Live spooky hits, bonfire ghost stories, free tarot readings. mohistory.org 

Cherokee Street Coven Crawl | Oct. 10 | FREE ($0) Witches-and-warlocks night out: shop discounts, music, contests, 4–10 p.m. cherokeestl.com

Mollyween + Costume Contest | Late October | FREE ($0, no cover) All-night costume contest and drink specials at Molly's in Soulard. mollyssoulard.com

St. Louis Halloween Bar Crawl | Oct. 30–31 | $15–$40 ($) Seven bars, three drinks, after-parties — one ticket covers both nights. crawlwith.us 

Rocky Horror Picture Show, City Museum | Oct. 23 | ~$15–$25 ($) Audience-participation cult classic with live shadowcast on the rooftop, 7–11 p.m. thecitymuseum.com 

City Nights: Costume Ball | Oct. 9 | $18–$30 ($) Adults-only (21+) dancing among the turrets, costume contest, 7 p.m. thecitymuseum.com

Edward Scissorhands In Concert | Oct. 23–25 | ~$25–$40 ($$) The St. Louis Symphony scores the film live at Powell Symphony Hall, 7 p.m. stlsymphony.org

9Mile Halloween Rave | Oct. 31 | ~$25–$40 ($$) Halloween rave at 9 Mile Garden, 7 p.m. 9milegarden.com

Ghost Tours of the Arch Grounds | Oct. 24 | ~$25–$35 ($$) "Ghosts of the Arch," 6:30 p.m. 

Fright Fest at Six Flags | Through Nov. 1 | $50+ ($$$) Haunted houses and scare zones nightly. sixflags.com

ADULT ATTRACTIONS 

Lemp Mansion Halloween Bash | Oct. 31 | $93.55 advance / $110 door ($$$$) Appetizer buffets, 4½-hour open bar, live bands, cash-prize costume contest. 8 p.m.–12:30 a.m., 3322 DeMenil Pl. lempmansion.com 

Nosferatu Silent Film With Live Score | Oct. 28 | ~$25–$40 ($$) Rats & People Motion Picture Orchestra accompanies the classic at the Gateway Arch, 8:30 p.m. 

A Deadside Halloween 3, Pop's Nightclub | Oct. 17 | ~$15–$20 ($) Hardcore and metal showcase, 7 p.m. popsnightclub.com

AEW Fright Night: Dynamite & Collision | Oct. 28 | Ticket dependent ($$–$$$$) Pro wrestling goes costume party at Chaifetz Arena, 6:30 p.m. chaifetzarena.com