Free Things to Do in Boulder, CO

Free events, festivals, and activities happening in Boulder, CO.

Free

Wed, Oct 21 · 5:30 PM

October Climate Happy Hour

Rayback Collective

Free

Free

Wed, Oct 21 · 5:30 PM

Nature x Solutions Fall Gathering

Junkyard Social Club

Free

Free

Wed, Oct 21 · 6:00 PM

JUNIPER BOOKS BOOK CLUB - October

Juniper Books

Free

Free

Thu, Oct 22 · 2:00 PM

Boulder Death Schmooze

Boulder JCC (Boulder Jewish Community Center)

Free

Free

Thu, Oct 22 · 4:00 PM

Medicine Horse Happy Hour at the Ranch

Free

Free

Tue, Oct 27 · 5:00 PM

AI Builders Boulder

Founder Central by Sweater

Free

Free

Wed, Oct 28 · 6:00 PM

High Vibe Woman - October Gathering

1145 Hillside Ct

Free

Free

Tue, Nov 3 · 3:30 PM

🌮 Taco Tuesday: The Table Does the Work!!

Wapos

Free

Free

Wed, Nov 4 · 6:00 PM

Boulder Tech Connect Monthly Happy Hour

Rayback Collective

Free

Free

Fri, Nov 6 · 5:00 PM

Ladies Night At The Limelight Boulder

Limelight Boulder

Free

Free

Wed, Nov 11 · 6:00 PM

Boulder Ruby November 2026 Presentation Night

Viget Boulder

Free

Free

Wed, Nov 18 · 5:30 PM

November Climate Happy Hour

Rayback Collective

Free

Free

Mon, Dec 7 · 5:00 PM

Techstars Boulder 2026 Demo Day

Boulder Theater

Free

Free

Wed, Dec 16 · 5:30 PM

December Climate Happy Hour

Rayback Collective

Free

Free

Wed, Mar 10 · 8:00 PM

40 Fingers

Boulder Theater

Free