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Free Events and Things to do in Boulder, CO

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Vinyl Nation: Live GenX Rock & Roll @ Prost Northglenn Biergarten
Sat, Aug 1, 5:00 PM + 1 more
Northglenn · Prost Brewing Company
Vinyl Nation: Live GenX Rock & Roll @ Prost Northglenn Biergarten
Sat, Aug 1, 5:00 PM + 1 more
Northglenn · Prost Brewing Company
VBS 2026 Rainforest Falls
Mon, Jun 22, 9:00 AM + 4 more
Northglenn · 1800 E 105th Pl
VBS 2026 Rainforest Falls
Mon, Jun 22, 9:00 AM + 4 more
Northglenn · 1800 E 105th Pl
Antonio Lopez Band - 2026 Arts Thornton Music Series
Sat, Sep 19, 7:00 PM
Thornton · Thorncreek Golf Course
Antonio Lopez Band - 2026 Arts Thornton Music Series
Sat, Sep 19, 7:00 PM
Thornton · Thorncreek Golf Course
St. Vrain Trunk or Treat / Fall Festival
Sat, Oct 24, 4:00 PM
Longmont · The Church of Jesus Christ of Latter-day Saints
St. Vrain Trunk or Treat / Fall Festival
Sat, Oct 24, 4:00 PM
Longmont · The Church of Jesus Christ of Latter-day Saints
FREE Community Yoga
Sun, Jun 21, 8:00 AM + 6 more
Golden · The Eddy Taproom & Hotel
FREE Community Yoga
Sun, Jun 21, 8:00 AM + 6 more
Golden · The Eddy Taproom & Hotel
Sales end soon
Annual Spring Plant Swap
Sunday at 12:00 PM
Denver · Prost Brewing Company
Sales end soon
Annual Spring Plant Swap
Sunday at 12:00 PM
Denver · Prost Brewing Company
Lights...Camera...Costumes!
Thu, Jun 4, 6:00 PM
Golden · Jeffco Fairgrounds
Lights...Camera...Costumes!
Thu, Jun 4, 6:00 PM
Golden · Jeffco Fairgrounds
Denver Dev Day, Friday, June 26, 2026
Fri, Jun 26, 8:00 AM
Lakewood · Red Rocks Community College
Denver Dev Day, Friday, June 26, 2026
Fri, Jun 26, 8:00 AM
Lakewood · Red Rocks Community College
Beavers: Much Maligned Masters of Healthy Ecological Systems.
Sat, Jun 13, 9:00 AM
Henderson · Riverdale Regional Park
Beavers: Much Maligned Masters of Healthy Ecological Systems.
Sat, Jun 13, 9:00 AM
Henderson · Riverdale Regional Park
Just added
Dog Adoption Event and Fundraiser for Taysia Blue Rescue
Sun, May 31, 1:00 PM
Denver · Bruz Beers
Just added
Dog Adoption Event and Fundraiser for Taysia Blue Rescue
Sun, May 31, 1:00 PM
Denver · Bruz Beers
Sales end soon
Question, Persuade, Refer (QPR)
Wednesday at 11:30 AM
Lakewood · 12055 W Second Pl
Sales end soon
Question, Persuade, Refer (QPR)
Wednesday at 11:30 AM
Lakewood · 12055 W Second Pl
Budget to Buy: A Financial Health Workshop & Homebuying Class
Thu, May 28, 6:00 PM
Denver · BrewDog
Budget to Buy: A Financial Health Workshop & Homebuying Class
Thu, May 28, 6:00 PM
Denver · BrewDog
Almost full
Recovery & Regulation Workshop
Monday at 5:30 PM
Denver · VIBE Gym and Wellness Collective
Almost full
Recovery & Regulation Workshop
Monday at 5:30 PM
Denver · VIBE Gym and Wellness Collective
StayPut: Thriving At Home
Wed, Sep 9, 12:30 PM
Arvada · Community Recreation Center
StayPut: Thriving At Home
Wed, Sep 9, 12:30 PM
Arvada · Community Recreation Center
Almost full
Riverside Cemetery Civil War Veterans Tour *150th Anniversary *
Sun, May 24, 10:00 AM
Denver · Riverside Cemetery
Almost full
Riverside Cemetery Civil War Veterans Tour *150th Anniversary *
Sun, May 24, 10:00 AM
Denver · Riverside Cemetery
Kids Markets at Dozer Day
Sat, May 30, 9:00 AM
Longmont · Ritchie Bros. Auctioneers
Kids Markets at Dozer Day
Sat, May 30, 9:00 AM
Longmont · Ritchie Bros. Auctioneers
Thrive: Reclaim Dentistry's Annual Community Celebration
Sat, Sep 19, 11:00 AM
Wheat Ridge · 7900 W 44th Ave #101
Thrive: Reclaim Dentistry's Annual Community Celebration
Sat, Sep 19, 11:00 AM
Wheat Ridge · 7900 W 44th Ave #101
River Selby at West Side Books
Tue, May 26, 7:00 PM
Denver · West Side Books & Curios
River Selby at West Side Books
Tue, May 26, 7:00 PM
Denver · West Side Books & Curios
Coffee & Bytes: Sip, Learn & Launch Your Tech Career!
Fri, May 29, 1:00 PM
Denver · Prodigy Coffeehouse / Globeville
Coffee & Bytes: Sip, Learn & Launch Your Tech Career!
Fri, May 29, 1:00 PM
Denver · Prodigy Coffeehouse / Globeville
Lola & Me Therapy Networking Happy Hour
Thu, May 28, 6:00 PM
Denver · 2727 Bryant St suite 610
Lola & Me Therapy Networking Happy Hour
Thu, May 28, 6:00 PM
Denver · 2727 Bryant St suite 610

Trends in Boulder

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Frequently asked questions about Boulder

What are the best free events to attend?

According to Eventbrite, the best free events are:

Vinyl Nation: Live GenX Rock & Roll @ Prost Northglenn Biergarten

VBS 2026 Rainforest Falls

Antonio Lopez Band - 2026 Arts Thornton Music Series

St. Vrain Trunk or Treat / Fall Festival

Which events are currently trending in Boulder?

The trending searches this month in Boulder are:

stand up comedy

electronic music

Which free events are coming up?

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

Annual Spring Plant Swap

Recovery & Regulation Workshop

Question, Persuade, Refer (QPR)

Riverside Cemetery Civil War Veterans Tour *150th Anniversary *