Riverside Halloween Events

The 951 Market - Halloween

459 Center St, Riverside, CA 92507-1201, United States 25 Oct 2025

Riverside Halloween Bar Crawl

Killer Queens Social House 25 Oct 2025

Michelada & Taco Festival's Trunk or treat

6280 Mission Blvd 25 Oct 2025

The Mission Inn Hotel & Spa's Pumpkins and Treats

3649 Mission Inn Avenue 25 Oct 2025

2025 Harvest Festival: Trunk-or-Treat!

International Bible Baptist Church - Riverside 31 Oct 2025

Riverside Day of The Dead Bar Crawl - Dia De Muertos

Killer Queens Social House 1 Nov 2025

Riverside Official Halloween Bar Crawl

Killer Queens Social House 31 Oct 2025

FREE Post 79 Trunk or Treat & Family Fun Night

American Legion Riverside Post 79 31 Oct 2025

Slasher Market Riverside 10/25

University Pizza Company (UPC) 25 Oct 2025

Trunk or Treat

Route 30 Brewing Co. 25 Oct 2025

Riverside Spooky Halloween: A Family Ghost Hunt

4102 Orange St 30 Oct 2025

Halloween Ghost Hunt in Riverside

4102 Orange St 30 Oct 2025

Halloween Paint and Sip Night

16810 Van Buren Boulevard, Riverside, CA, USA 30 Oct 2025

Halloween Scavenger Hunt in Riverside

4102 Orange St 30 Oct 2025

Halloween Party at The Hideaway Riverside!

The Hideaway Cafe & Lounge 31 Oct 2025

Team Fresh: Costumes & Cocktails Halloween Party at Proabition

ProAbition 31 Oct 2025

Trick-0r-Treat Spooky Market Pop-Up

3839 Brockton Ave 25 Oct 2025

RPG 1-Shot "Fiasco!" (GM Zoe)

Nevermore Game Club 30 Oct 2025

Flights & Frights: Halloween at Thompson Brewing

Thompson Brewing Co. 31 Oct 2025

Boos in the Night

4845 Brockton Ave, Riverside, CA 25 Oct 2025

Kitty's Halloween Rave - Garden Room @ RMA (18+)

Riverside Municipal Auditorium 30 Oct 2025

Halloween Ride - Ammo Dump Laps / Riverside

Sycamore Canyon Trails 29 Oct 2025

Blender for Beginners: Create a Spooky Jack-o-Lantern

Orbach Science Library - Room 122 31 Oct 2025

Chef Boy Live at Downtown Experiment – Halloween Night Party

Downtown Experiment 31 Oct 2025

Door Dash 🍬🍁

4020 Jefferson Street, Riverside, CA 30 Oct 2025

Growl-O-Ween - The Ultimutt Halloween Pawty

195 E Alessandro, Suite 8F, Riverside, CA, United States, California 92508 25 Oct 2025

Sweet Moments in Midtown: Halloween Edition

Downtown Riverside 25 Oct 2025

Halloween Costume Speed Dating!

Killer Queens Social House 30 Oct 2025

The Final Girls' Revenge - a Dungeons & Dragons / RPG Halloween Adventure

Nevermore Game Club 26 Oct 2025

IRC CAC Halloween BBQ Night

6411 Merlin Dr 27 Oct 2025

Paws & Pumpkins - Halloween Bash

6165 Industrial Ave, Riverside, CA, United States, California 92504 25 Oct 2025

Halloween Hop

4845 Brockton Ave, Riverside, CA, United States, California 92506 26 Oct 2025

"DEATH OF R&B" HALLOWEEN EDITION

Downtown Experiment 26 Oct 2025

Masc-erade Ball

Back To The Grind 28 Oct 2025

Harley Halloween

7688 Indiana Ave, Riverside, CA, United States, California 92504 31 Oct 2025

Nightmare On Main St: Pre-Halloween Party at Mezcal Riverside

Mezcal Ultra Lounge, Main Street, Riverside, CA, USA 30 Oct 2025

Nichols Park Trunk-or-Treat 🎃

Nichols Park 29 Oct 2025

Haunted Tours

3615 Main St #102 11 Sep 2025

HALLOWEEN PARTY! Fri 10/31

9860 Indiana Ave, Unit 19, Riverside, CA 31 Oct 2025

Senior Socials

3885 Jackson St 15 Sep 2025