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find Halloween events for every vibe.

Community events in Boulder, CO

Search for something you love or check out popular events in your area.

Singles Social, @ Union Bar and Soda Fountain
Tue, Nov 11, 6:00 PM
Fort Collins · 250 Jefferson St
Singles Social, @ Union Bar and Soda Fountain
Tue, Nov 11, 6:00 PM
Fort Collins · 250 Jefferson St
Express Drop Off Service- JBF Aurora November 2025
Aurora · Arapahoe County Fairgrounds
Express Drop Off Service- JBF Aurora November 2025
Aurora · Arapahoe County Fairgrounds
JBF Aurora March 2026 Pre-Pay Consignor Fee (Drop off March 24 & 25)
Aurora · Arapahoe County Fairgrounds
JBF Aurora March 2026 Pre-Pay Consignor Fee (Drop off March 24 & 25)
Aurora · Arapahoe County Fairgrounds
Make and Paint Cat Plates @ Petrichor Collective
Sat, Nov 8, 10:00 AM
Fort Collins · Petrichor Collective
Make and Paint Cat Plates @ Petrichor Collective
Sat, Nov 8, 10:00 AM
Fort Collins · Petrichor Collective
Ancestral Healing: Curanderismo Community Ceremony
Sat, Nov 8, 10:00 AM + 1 more
Fort Collins · Oak Street Mall
Ancestral Healing: Curanderismo Community Ceremony
Sat, Nov 8, 10:00 AM + 1 more
Fort Collins · Oak Street Mall
Messy Mug Making @ Beerwerks Foco Brewing!
Sun, Nov 30, 12:30 PM
Fort Collins · Timnath Beerwerks
Messy Mug Making @ Beerwerks Foco Brewing!
Sun, Nov 30, 12:30 PM
Fort Collins · Timnath Beerwerks
Fort Collins Pride Bar Crawl
Sat, Jun 20, 4:00 PM
Fort Collins · The Yeti Bar and Grill
Fort Collins Pride Bar Crawl
Sat, Jun 20, 4:00 PM
Fort Collins · The Yeti Bar and Grill
Book Fair for Grown Ups!
Sat, Dec 6, 5:00 PM
Parker · Lone Tree Brewing Company - Parker
Book Fair for Grown Ups!
Sat, Dec 6, 5:00 PM
Parker · Lone Tree Brewing Company - Parker
Contra Dance- Fun for all ! Live Music! First & third Saturday nights
Sat, Nov 15, 6:15 PM + 20 more
Fort Collins · 225 W Oak St
Contra Dance- Fun for all ! Live Music! First & third Saturday nights
Sat, Nov 15, 6:15 PM + 20 more
Fort Collins · 225 W Oak St
Queer Connection: Equine-Assisted Workshop
Sat, Nov 15, 1:00 PM
Fort Collins · Laughing Buck Farm
Queer Connection: Equine-Assisted Workshop
Sat, Nov 15, 1:00 PM
Fort Collins · Laughing Buck Farm
Eddie Ahn ("Advocate") at Trident Booksellers Boulder!
Tue, Nov 11, 6:30 PM
Boulder · 940 Pearl St
Eddie Ahn ("Advocate") at Trident Booksellers Boulder!
Tue, Nov 11, 6:30 PM
Boulder · 940 Pearl St
Sales end soon
Death & Donuts: The Natural Funeral
Saturday at 11:00 AM
Lafayette · The Natural Funeral
Sales end soon
Death & Donuts: The Natural Funeral
Saturday at 11:00 AM
Lafayette · The Natural Funeral
Sales end soon
Nuestro futuro enérgetico: A Community Conversation on Energy & Transport
Thursday at 5:00 PM
Boulder · Junkyard Social Club
Sales end soon
Nuestro futuro enérgetico: A Community Conversation on Energy & Transport
Thursday at 5:00 PM
Boulder · Junkyard Social Club
Selling quickly
Louisville During the Great War
Sun, Nov 9, 10:00 AM
Louisville · Kerr Gardens
Selling quickly
Louisville During the Great War
Sun, Nov 9, 10:00 AM
Louisville · Kerr Gardens
Active Minds: The Civil War: Causes & Effects
Thu, Nov 13, 7:00 PM
Louisville · Louisville Public Library
Active Minds: The Civil War: Causes & Effects
Thu, Nov 13, 7:00 PM
Louisville · Louisville Public Library
Tri-Night
Fri, Nov 14, 4:00 PM
Arvada · 14715 W 64th Ave
Tri-Night
Fri, Nov 14, 4:00 PM
Arvada · 14715 W 64th Ave
Disaster Preparedness Basics
Tue, Dec 2, 5:00 PM
Boulder · Boulder Public Library - Main Library - Boulder Creek Room
Disaster Preparedness Basics
Tue, Dec 2, 5:00 PM
Boulder · Boulder Public Library - Main Library - Boulder Creek Room
The Maasai Legacy Celebration
Sat, Dec 6, 5:30 PM
Westminster · 11859 N Pecos St
The Maasai Legacy Celebration
Sat, Dec 6, 5:30 PM
Westminster · 11859 N Pecos St
First Fridays Makers Market
Fri, Nov 7, 4:00 PM
Longmont · 306 Coffman St
First Fridays Makers Market
Fri, Nov 7, 4:00 PM
Longmont · 306 Coffman St
Friday Afternoon Club: Colorado Division of Veterans Affairs
Fri, Nov 14, 1:00 PM
Louisville · Louisville Public Library
Friday Afternoon Club: Colorado Division of Veterans Affairs
Fri, Nov 14, 1:00 PM
Louisville · Louisville Public Library

Trends in Boulder

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Explore more trends

Frequently asked questions about Boulder

What are the best events to attend?

According to Eventbrite, the best events are:

Singles Social, @ Union Bar and Soda Fountain

Express Drop Off Service- JBF Aurora November 2025

JBF Aurora March 2026 Pre-Pay Consignor Fee (Drop off March 24 & 25)

Ancestral Healing: Curanderismo Community Ceremony

Which events are currently trending in Boulder?

The trending searches this month in Boulder are:

halloween event

halloween parties

stand up comedy

electronic music

Which events are coming up?

Discover the best events happening soon – you don't want to miss them:

Nuestro futuro enérgetico: A Community Conversation on Energy & Transport

Death & Donuts: The Natural Funeral

First Fridays Makers Market

Make and Paint Cat Plates @ Petrichor Collective