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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.

The Future at Work: Techstars Workforce Development Demo Day
Thu, Jun 4, 6:00 PM
Boulder · eTown Hall
The Future at Work: Techstars Workforce Development Demo Day
Thu, Jun 4, 6:00 PM
Boulder · eTown Hall
Neptune x Raide Bash
Thu, May 28, 7:00 PM
Boulder · Neptune Mountaineering
Neptune x Raide Bash
Thu, May 28, 7:00 PM
Boulder · Neptune Mountaineering
Almost full
The Swoon Society Book Club: May 2026
Wed, May 27, 6:00 PM
Erie · Briggs Street Books and Music
Almost full
The Swoon Society Book Club: May 2026
Wed, May 27, 6:00 PM
Erie · Briggs Street Books and Music
lululemon Sculpt + Shop with Arvada Barre
Sun, May 31, 9:30 AM
Broomfield · lululemon, West Flatiron Circle, Broomfield, CO, USA
lululemon Sculpt + Shop with Arvada Barre
Sun, May 31, 9:30 AM
Broomfield · lululemon, West Flatiron Circle, Broomfield, CO, USA
LUNA Kick off training
Sun, May 31, 8:00 AM
Boulder · 6950 Gross Dam Rd
LUNA Kick off training
Sun, May 31, 8:00 AM
Boulder · 6950 Gross Dam Rd
Going fast
T. A. Barron -- "Naming Nature"
Thursday at 6:30 PM
Boulder · Boulder Bookstore
Going fast
T. A. Barron -- "Naming Nature"
Thursday at 6:30 PM
Boulder · Boulder Bookstore
Almost full
Crime Free Housing Training / Wednesday, May 20
Wednesday at 9:00 AM
Longmont · 350 Kimbark St
Almost full
Crime Free Housing Training / Wednesday, May 20
Wednesday at 9:00 AM
Longmont · 350 Kimbark St
Almost full
2026 Longmont Community Foundation Scholarship Celebration
Tomorrow at 3:00 PM
Longmont · Loomiller Park
Almost full
2026 Longmont Community Foundation Scholarship Celebration
Tomorrow at 3:00 PM
Longmont · Loomiller Park
Almost full
The Hummingbird Chronicles: Backyard Tips & Tricks
Sat, May 23, 3:30 PM
Louisville · Louisville Public Library
Almost full
The Hummingbird Chronicles: Backyard Tips & Tricks
Sat, May 23, 3:30 PM
Louisville · Louisville Public Library
Sales end soon
Pilots & Pizza Night | Broomfield Campus
Thursday at 5:00 PM
Broomfield · McAir Aviation
Sales end soon
Pilots & Pizza Night | Broomfield Campus
Thursday at 5:00 PM
Broomfield · McAir Aviation
Sales end soon
Plant Forward Boulder Potluck: Micronutrients & Sprouting
Today at 3:00 PM
Boulder · NoBo Library - Boulder Public Library District
Sales end soon
Plant Forward Boulder Potluck: Micronutrients & Sprouting
Today at 3:00 PM
Boulder · NoBo Library - Boulder Public Library District
Full Moon Sunrise Hike - Wake-up to Wonder!
Sun, May 31, 4:15 AM
Boulder · Royal Arch Trail Head
Full Moon Sunrise Hike - Wake-up to Wonder!
Sun, May 31, 4:15 AM
Boulder · Royal Arch Trail Head
Full Moon Sunrise Hike - Wake up to Wonder!
Sun, May 31, 4:15 AM
Boulder · Royal Arch Trail Head
Full Moon Sunrise Hike - Wake up to Wonder!
Sun, May 31, 4:15 AM
Boulder · Royal Arch Trail Head
Sales end soon
Boulder Nova Catalyst Circles
Tuesday at 11:00 AM
Boulder · Kiln
Sales end soon
Boulder Nova Catalyst Circles
Tuesday at 11:00 AM
Boulder · Kiln
Sales end soon
Social Media Hacks to Survive a Shifting Real Estate Market
Tuesday at 10:00 AM
Boulder · Main Library - Boulder Public Library District
Sales end soon
Social Media Hacks to Survive a Shifting Real Estate Market
Tuesday at 10:00 AM
Boulder · Main Library - Boulder Public Library District
Almost full
Somatic Breathing for Transforming Your Life (** Bring Your Yoga Mat**)
Thursday at 6:30 PM
Lafayette · The Well Healing Center
Almost full
Somatic Breathing for Transforming Your Life (** Bring Your Yoga Mat**)
Thursday at 6:30 PM
Lafayette · The Well Healing Center
Blue Star's Color of the Year Event
Wednesday at 11:30 AM
Louisville · Mountain High Appliance
Blue Star's Color of the Year Event
Wednesday at 11:30 AM
Louisville · Mountain High Appliance
Lija Fisher -- "The Extraordinary Adventures of the Ordinary Barney Flarff"
Wed, Jun 24, 6:30 PM
Boulder · Boulder Bookstore
Lija Fisher -- "The Extraordinary Adventures of the Ordinary Barney Flarff"
Wed, Jun 24, 6:30 PM
Boulder · Boulder Bookstore
Sales end soon
Community Bingo Night & Food Drive
Thursday at 6:00 PM
Lafayette · Lafayette Public Library
Sales end soon
Community Bingo Night & Food Drive
Thursday at 6:00 PM
Lafayette · Lafayette Public Library
Almost full
Boulder Career Fair
Wed, Aug 26, 9:30 AM
Boulder · Hilton
Almost full
Boulder Career Fair
Wed, Aug 26, 9:30 AM
Boulder · Hilton

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:

The Future at Work: Techstars Workforce Development Demo Day

Neptune x Raide Bash

The Swoon Society Book Club: May 2026

lululemon Sculpt + Shop with Arvada Barre

Which events are currently trending in Boulder?

The trending searches this month in Boulder are:

stand up comedy

Which free events are coming up?

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

Plant Forward Boulder Potluck: Micronutrients & Sprouting

2026 Longmont Community Foundation Scholarship Celebration

Social Media Hacks to Survive a Shifting Real Estate Market

Boulder Nova Catalyst Circles