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Free Events and Things to do in Boulder, CO

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Sound Beginnings 3-Day Sample Class (6/29, 7/1, and 7/3)
Mon, Jun 29, 9:30 AM
Broomfield · Miss Steph's Studio (Making Musicians in Boulder Valley)
Sound Beginnings 3-Day Sample Class (6/29, 7/1, and 7/3)
Mon, Jun 29, 9:30 AM
Broomfield · Miss Steph's Studio (Making Musicians in Boulder Valley)
Mental Health Matters
Tue, Jun 9, 6:30 PM
Boulder · Network Wellness Center
Mental Health Matters
Tue, Jun 9, 6:30 PM
Boulder · Network Wellness Center
RAR Spicy Bikepacking Overnighter - Nederland
Sat, Jun 13, 9:00 AM
Nederland · Nederland Park-n-Ride
RAR Spicy Bikepacking Overnighter - Nederland
Sat, Jun 13, 9:00 AM
Nederland · Nederland Park-n-Ride
Preparing our National Parks for the impacts of extreme weather events
Wed, Jun 24, 7:30 PM
Boulder · Frasier Retirement Community
Preparing our National Parks for the impacts of extreme weather events
Wed, Jun 24, 7:30 PM
Boulder · Frasier Retirement Community
Almost full
Parkinson Association Young Onset + Young Professional Council Happy Hour
Sat, Jul 18, 4:00 PM
Broomfield · Wonderland Brewing Co
Almost full
Parkinson Association Young Onset + Young Professional Council Happy Hour
Sat, Jul 18, 4:00 PM
Broomfield · Wonderland Brewing Co
Boulder Nova Catalyst Circles
Tue, Jun 16, 11:00 AM
Boulder · Kiln
Boulder Nova Catalyst Circles
Tue, Jun 16, 11:00 AM
Boulder · Kiln
Wine, Women & Wealth - Louisville
Tue, Jun 9, 6:30 PM
Louisville · West + Main Homes
Wine, Women & Wealth - Louisville
Tue, Jun 9, 6:30 PM
Louisville · West + Main Homes
Wildflower Hike
Thu, Jun 25, 7:00 PM
Louisville · Davidson Mesa Trailhead
Wildflower Hike
Thu, Jun 25, 7:00 PM
Louisville · Davidson Mesa Trailhead
Coffee & Convo
Sat, Jun 20, 10:00 AM
Lafayette · East Simpson Coffee Company (The Cottage next door)
Coffee & Convo
Sat, Jun 20, 10:00 AM
Lafayette · East Simpson Coffee Company (The Cottage next door)
June 10th Broomfield Bonfire
Wed, Jun 10, 6:00 PM
Broomfield · The Chateaux At Fox Meadows
June 10th Broomfield Bonfire
Wed, Jun 10, 6:00 PM
Broomfield · The Chateaux At Fox Meadows
Plant Forward Boulder Potluck: Dine with a Dietician
Sun, Jun 21, 3:00 PM
Boulder · NoBo Library - Boulder Public Library District
Plant Forward Boulder Potluck: Dine with a Dietician
Sun, Jun 21, 3:00 PM
Boulder · NoBo Library - Boulder Public Library District
Just added
Ancestry Pt. 2 – Vital Records
Sat, Jun 27, 2:00 PM
Louisville · Louisville Public Library
Just added
Ancestry Pt. 2 – Vital Records
Sat, Jun 27, 2:00 PM
Louisville · Louisville Public Library
Boulder Career Fair
Wed, Aug 26, 9:30 AM
Boulder · Hilton
Boulder Career Fair
Wed, Aug 26, 9:30 AM
Boulder · Hilton
Next Level Networking @ Axe Me Out
Wed, Jul 1, 5:00 PM
Longmont · Axe Me Out
Next Level Networking @ Axe Me Out
Wed, Jul 1, 5:00 PM
Longmont · Axe Me Out
Sales end soon
Louisville Girl Scouts and Gabby's Dollhouse: The Movie
Thursday at 5:00 PM
Louisville · Louisville Public Library
Sales end soon
Louisville Girl Scouts and Gabby's Dollhouse: The Movie
Thursday at 5:00 PM
Louisville · Louisville Public Library
Hormone Happy Hour with Halcyon Mind+Body & Impact Sports
Thu, Jul 16, 6:30 PM
Superior · Impact Sports Performance
Hormone Happy Hour with Halcyon Mind+Body & Impact Sports
Thu, Jul 16, 6:30 PM
Superior · Impact Sports Performance
Let's Play It Again! (Between Year 1-2) - July 6-9
Mon, Jul 6, 10:30 AM
Broomfield · Making Musicians in Boulder Valley
Let's Play It Again! (Between Year 1-2) - July 6-9
Mon, Jul 6, 10:30 AM
Broomfield · Making Musicians in Boulder Valley
Burnout To Backbone
Tue, Jun 23, 6:30 PM
Boulder · Network Wellness Center
Burnout To Backbone
Tue, Jun 23, 6:30 PM
Boulder · Network Wellness Center
Grit2Greatness Endurance Training Camp 2026 - Boulder, CO
Thu, Jun 25, 8:00 AM
Boulder · Boulder Reservoir
Grit2Greatness Endurance Training Camp 2026 - Boulder, CO
Thu, Jun 25, 8:00 AM
Boulder · Boulder Reservoir
Hot Flash Happy Hour
Thu, Jun 18, 6:00 PM
Niwot · Blessings Day Spa
Hot Flash Happy Hour
Thu, Jun 18, 6:00 PM
Niwot · Blessings Day Spa

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:

Sound Beginnings 3-Day Sample Class (6/29, 7/1, and 7/3)

RAR Spicy Bikepacking Overnighter - Nederland

Preparing our National Parks for the impacts of extreme weather events

Parkinson Association Young Onset + Young Professional Council Happy Hour

Which events are currently trending in Boulder?

The trending searches this month in Boulder are:

memorial day weekend events

stand up comedy

Which free events are coming up?

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

Louisville Girl Scouts and Gabby's Dollhouse: The Movie

Mental Health Matters

Wine, Women & Wealth - Louisville

June 10th Broomfield Bonfire