SATURDAY • OCTOBER 18 2025 1PM - 10PM
We're still finalizing exciting details. Visit this site often or our socials, for the latest updates.
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Halloween possesses downtown Oshawa
Get ready, ghouls and goblins, downtown Oshawa is turning delightfully spooky for one night only during the Oshawa Halloween Boo Bash "Spirits Rise" 2025 event! 🎃 Join us for a frightfully fun first ever Halloween bash packed with pumpkins, costumes, music, vendors, and eerie surprises around every corner, literally! Bring the whole family for a night of not-too-scary thrills and ghostly good times!
MUSIC TO GET YOU IN THE SPIRIT
LIVE
MUSIC
Get ready to clap, dance and enjoy live music. You'll be feeling the spirit of Halloween flowing through you all night long!
Shadows get stretched as downtown is transformed into a horror playground. Do you dare?
SCARE ZONES
Meet the Toronto Ghostbusters, 30 ft. Stay Puft, 20 ft. high tentacles, ECTO mobile and Slimer containment unit!
Weave carefully through the whispering pine trees because you never know who, or what, may be lurking just on the other side.
COMING SOON
FIND HAND-MADE CREEPY PRODUCTS
VENDOR MARKET
For those who like to "shop 'till they drop" be sure to visit all our carefully curated vendors and their creative and unique items. Remember... the 'other' holidays are around the corner, it's a great time to grab a gift!
MEET ICONIC MONSTERS, VILLAINS & HEROS
GALLERY OF GHOULS
Get your cameras ready... our Gallery of Ghouls offers more Instagram moments than you can shake a broomstick at! Take your pic at these mini-themed displays complete with a ghoulish actor!
WANNA WEAR A COSTUME?
It's a Halloween event, of course you can wear a costume! In fact, we encourage it. The more creative and over-the-top, the better! But we do have a few guidelines we need you to consider. You can find our costume guidelines here.
*Photo taken from the 2012 Oshawa Zombie Walk
HAUNT WALK
Join Brad Mavin, former member of PROO(F) (Paranormal Researchers of Ontario) as he escorts you through some of downtown Oshawa's historic venues while sharing hair-raising stories from the past.
*This is a pre-registration event with a small fee. Registration will open soon.
MOVIE PARTY
Are your feet "killing you"? Grab a seat (we have some limited seating... so get here early or bring your own camping chair), grab some popcorn and watch a spooky movie or two. It's a great way to rest your weary bones!
*Movie titles and times will be announced soon.
COSTUME CONTEST
Join our spooktacular Halloween Costume Contest for individuals (or teams) as well as a category for pet(s)! 🎃👻 Show off your otherworldly creations for a chance to win wicked prizes. This is a pre-registration event. Registration will be open shortly.
PUMPKIN CARVING CONTEST
Show off those pumpkin carving skills and enter your masterpiece in our official Pumpkin Carving Contest, with bragging rights and prizes for the winners! There's limited space, so be sure to register and lock-in your spot before they're all gone!
Registration will be available soon.
DOWNTOWN TRICK OR TREATING
Bring your trick or treat bag... local downtown Oshawa businesses are getting in on the Halloween fun with a little trick-or-treating. Stay tuned for a list of participating businesses.