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Free Events and Things to do in Boulder, CO

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

Brain Games at The Karma Casa
Sun, May 24, 7:00 PM + 4 more
Golden · The Karma Casa - Kava Bar
Brain Games at The Karma Casa
Sun, May 24, 7:00 PM + 4 more
Golden · The Karma Casa - Kava Bar
Belmar Fitness Expo
Saturday at 10:00 AM
Lakewood · Belmar
Belmar Fitness Expo
Saturday at 10:00 AM
Lakewood · Belmar
Rotating Tap Comedy @ Waldschanke Ciders **PATIO SHOW**
Fri, May 22, 7:30 PM
Denver · Waldschänke Ciders + Coffee
Rotating Tap Comedy @ Waldschanke Ciders **PATIO SHOW**
Fri, May 22, 7:30 PM
Denver · Waldschänke Ciders + Coffee
Marriagepalooza at Adams County Pride Event
Sat, Jun 13, 3:30 PM
Brighton · 9755 Henderson Rd
Marriagepalooza at Adams County Pride Event
Sat, Jun 13, 3:30 PM
Brighton · 9755 Henderson Rd
Sales end soon
Mind the Mic Trivia at Bluegrass Lounge
Tuesday at 7:00 PM + 33 more
Arvada · The Bluegrass Lounge - Candelas
Sales end soon
Mind the Mic Trivia at Bluegrass Lounge
Tuesday at 7:00 PM + 33 more
Arvada · The Bluegrass Lounge - Candelas
Sales end soon
Team Trivia Night at Bruz Beers Midtown
Wednesday at 7:00 PM + 33 more
Denver · Bruz Beers
Sales end soon
Team Trivia Night at Bruz Beers Midtown
Wednesday at 7:00 PM + 33 more
Denver · Bruz Beers
PEPTIDES & LONGEVITY
Saturday at 11:00 AM
Denver · 2795 N Speer Blvd
PEPTIDES & LONGEVITY
Saturday at 11:00 AM
Denver · 2795 N Speer Blvd
School's Out for Summer Happy Hour
Fri, May 29, 4:00 PM
Wheat Ridge · The Werks
School's Out for Summer Happy Hour
Fri, May 29, 4:00 PM
Wheat Ridge · The Werks
Denver Mountain Parks Stewardship Day at Genesee Park (Top by shelter)
Sat, Jul 11, 9:00 AM
Golden · Genesee Park
Denver Mountain Parks Stewardship Day at Genesee Park (Top by shelter)
Sat, Jul 11, 9:00 AM
Golden · Genesee Park
Sales end soon
Erie Farmers Market 2026 Season
Thursday at 5:00 PM + 18 more
Erie · 545 Briggs St
Sales end soon
Erie Farmers Market 2026 Season
Thursday at 5:00 PM + 18 more
Erie · 545 Briggs St
Ogy Blue Solo Art Show
Fri, Jun 5, 6:00 PM
Lakewood · 1385 Carr St
Ogy Blue Solo Art Show
Fri, Jun 5, 6:00 PM
Lakewood · 1385 Carr St
Paws on the Patio!
Sun, May 31, 4:00 PM
Wheat Ridge · The Werks
Paws on the Patio!
Sun, May 31, 4:00 PM
Wheat Ridge · The Werks
Y2K - Back For One Night! Let's Celebrate like it's 1999!
Thu, May 21, 5:00 PM
Denver · Le Méridien Denver Downtown
Y2K - Back For One Night! Let's Celebrate like it's 1999!
Thu, May 21, 5:00 PM
Denver · Le Méridien Denver Downtown
Selling fast
HySecurity HVM Pro Authorization Training in Denver, CO
Wed, Aug 5, 9:00 AM
Denver · Controlled Products Systems Group
Selling fast
HySecurity HVM Pro Authorization Training in Denver, CO
Wed, Aug 5, 9:00 AM
Denver · Controlled Products Systems Group
Almost full
Intro to Cricut Cutting Machine
Sat, Jun 13, 11:00 AM + 5 more
Wheat Ridge · 9110 W 44th Ave
Almost full
Intro to Cricut Cutting Machine
Sat, Jun 13, 11:00 AM + 5 more
Wheat Ridge · 9110 W 44th Ave
Selling fast
Wild Front Range
Sat, Oct 10, 6:00 PM
Denver · Twin Lakes Park
Selling fast
Wild Front Range
Sat, Oct 10, 6:00 PM
Denver · Twin Lakes Park
Christian Professionals Business Networking: B2B
Thu, Jun 4, 8:00 AM + 6 more
Boulder · 300 S Broadway
Christian Professionals Business Networking: B2B
Thu, Jun 4, 8:00 AM + 6 more
Boulder · 300 S Broadway
You’re Invited: FREE CUP Lunch, Networking & Headshots
Wed, May 20, 10:00 AM
Commerce City · Greyhound Grounds Coffee House
You’re Invited: FREE CUP Lunch, Networking & Headshots
Wed, May 20, 10:00 AM
Commerce City · Greyhound Grounds Coffee House
First Saturdays
Sat, Jun 6, 10:00 AM + 6 more
Lafayette · Kaleidoscope Art Collective
First Saturdays
Sat, Jun 6, 10:00 AM + 6 more
Lafayette · Kaleidoscope Art Collective
Autumn Wedding Show
Sat, Oct 17, 11:00 AM
Golden · Boettcher Mansion
Autumn Wedding Show
Sat, Oct 17, 11:00 AM
Golden · Boettcher Mansion

Trends in Boulder

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Explore more trends

Frequently asked questions about Boulder

What are the best free events to attend?

According to Eventbrite, the best free events are:

Brain Games at The Karma Casa

Rotating Tap Comedy @ Waldschanke Ciders **PATIO SHOW**

Marriagepalooza at Adams County Pride Event

PEPTIDES & LONGEVITY

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:

Mind the Mic Trivia at Bluegrass Lounge

Team Trivia Night at Bruz Beers Midtown

Erie Farmers Market 2026 Season

Belmar Fitness Expo