Free Events and Things to do in Thornton, CO

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

King Soopers/City Market Community Day: Denver, CO 4/17/26
Fri, Apr 17, 8:30 AM
Denver · Stockyards Event Center
King Soopers/City Market Community Day: Denver, CO 4/17/26
Fri, Apr 17, 8:30 AM
Denver · Stockyards Event Center
Almost full
2026 Colorado Swerve: Redirecting the Benefits Conversation
Tue, May 5, 1:00 PM
Denver · 4800 National Western Dr
Almost full
2026 Colorado Swerve: Redirecting the Benefits Conversation
Tue, May 5, 1:00 PM
Denver · 4800 National Western Dr
Selling fast
Rescue in Action: Dog Warriors Film Screening & Benefit Gala
Sat, Apr 18, 6:00 PM
Denver · MCA - The Cube
Selling fast
Rescue in Action: Dog Warriors Film Screening & Benefit Gala
Sat, Apr 18, 6:00 PM
Denver · MCA - The Cube
Almost full
Truth Treatment Systems PRO Partner Experience!
Saturday at 2:00 PM
Denver · 1201 Broadway
Almost full
Truth Treatment Systems PRO Partner Experience!
Saturday at 2:00 PM
Denver · 1201 Broadway
Book Fair at Ratio Beerworks RiNo
Sat, Apr 18, 12:00 PM
Denver · Ratio Beerworks
Book Fair at Ratio Beerworks RiNo
Sat, Apr 18, 12:00 PM
Denver · Ratio Beerworks
Almost full
10xTravel Denver Reader Meetup
Sun, Apr 19, 1:00 PM
Denver · Number Thirty Eight
Almost full
10xTravel Denver Reader Meetup
Sun, Apr 19, 1:00 PM
Denver · Number Thirty Eight
Selling fast
Flood & Peterson April Tengo Lunch-N-Learn
Wed, Apr 15, 11:30 AM
Thornton · Staybridge Suites Denver North - Thornton by IHG
Selling fast
Flood & Peterson April Tengo Lunch-N-Learn
Wed, Apr 15, 11:30 AM
Thornton · Staybridge Suites Denver North - Thornton by IHG
Selling fast
The Wellness Mixer
Tuesday at 5:30 PM
Denver · Number Thirty Eight
Selling fast
The Wellness Mixer
Tuesday at 5:30 PM
Denver · Number Thirty Eight
Almost full
Denver Tag Team Poker Championship
Tuesday at 7:00 PM
Arvada · 7355 Ralston Rd
Almost full
Denver Tag Team Poker Championship
Tuesday at 7:00 PM
Arvada · 7355 Ralston Rd
Join Biggest Community | Investors Founders | Denver| Online
Today at 11:00 AM
Denver · Denver
Join Biggest Community | Investors Founders | Denver| Online
Today at 11:00 AM
Denver · Denver
Almost full
Hats Off | Four the Love of Design
Thu, Apr 16, 4:00 PM
Denver · Source Four Commercial Furniture
Almost full
Hats Off | Four the Love of Design
Thu, Apr 16, 4:00 PM
Denver · Source Four Commercial Furniture
DEN Innovation Showcase
Thu, Apr 30, 1:00 PM
Denver · Denver International Airport
DEN Innovation Showcase
Thu, Apr 30, 1:00 PM
Denver · Denver International Airport
Almost full
The Hattie McDaniel Grand Opening & Community Celebration
Thu, Apr 16, 3:00 PM
Denver · 639 W 29th Ave
Almost full
The Hattie McDaniel Grand Opening & Community Celebration
Thu, Apr 16, 3:00 PM
Denver · 639 W 29th Ave
Sales end soon
FRIDAY 90's Till Dawn @ Cheers
Tomorrow at 7:00 PM
Northglenn · @ Cheers
Sales end soon
FRIDAY 90's Till Dawn @ Cheers
Tomorrow at 7:00 PM
Northglenn · @ Cheers
DENVER In Person Community Employment Day Career / Job Fair 06/22/2026
Mon, Jun 22, 11:00 AM
Denver · DoubleTree by Hilton Hotel Denver
DENVER In Person Community Employment Day Career / Job Fair 06/22/2026
Mon, Jun 22, 11:00 AM
Denver · DoubleTree by Hilton Hotel Denver
2026 REGIS INNOVATION CHALLENGE FINALS
Fri, Apr 17, 5:30 PM
Denver · Regis University
2026 REGIS INNOVATION CHALLENGE FINALS
Fri, Apr 17, 5:30 PM
Denver · Regis University
Selling fast
Riverside Cemetery Cleanup Day - Volunteer Project
Saturday at 10:00 AM
Denver · 5201 Brighton Blvd
Selling fast
Riverside Cemetery Cleanup Day - Volunteer Project
Saturday at 10:00 AM
Denver · 5201 Brighton Blvd
Almost full
Spring Pelvic Health Symposium
Sat, Apr 18, 9:00 AM
Denver · 4901 W 38th Ave
Almost full
Spring Pelvic Health Symposium
Sat, Apr 18, 9:00 AM
Denver · 4901 W 38th Ave
Almost full
PeopleSoft Query: Creating Queries in FIN 9.2
Mon, Apr 27, 9:00 AM
Denver · 1800 Grant St
Almost full
PeopleSoft Query: Creating Queries in FIN 9.2
Mon, Apr 27, 9:00 AM
Denver · 1800 Grant St
Sales end soon
Rotating Tap Comedy @ The Empourium Brewing Company
Saturday at 8:00 PM
Denver · Empourium Brewing
Sales end soon
Rotating Tap Comedy @ The Empourium Brewing Company
Saturday at 8:00 PM
Denver · Empourium Brewing

Trends in Thornton

Explore more trends

Frequently asked questions about Thornton

What are the best free events to attend?

According to Eventbrite, the best free events are:

King Soopers/City Market Community Day: Denver, CO 4/17/26

2026 Colorado Swerve: Redirecting the Benefits Conversation

Rescue in Action: Dog Warriors Film Screening & Benefit Gala

Book Fair at Ratio Beerworks RiNo

Which events are currently trending in Thornton?

The trending searches this month in Thornton are:

Which free events are coming up?

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

Join Biggest Community | Investors Founders | Denver| Online

FRIDAY 90's Till Dawn @ Cheers

Riverside Cemetery Cleanup Day - Volunteer Project

Truth Treatment Systems PRO Partner Experience!

King Soopers/City Market Community Day: Denver, CO 4/17/26

King Soopers/City Market Community Day: Denver, CO 4/17/26

2026 Colorado Swerve: Redirecting the Benefits Conversation

2026 Colorado Swerve: Redirecting the Benefits Conversation

Rescue in Action: Dog Warriors Film Screening & Benefit Gala

Rescue in Action: Dog Warriors Film Screening & Benefit Gala

Truth Treatment Systems PRO Partner Experience!

Truth Treatment Systems PRO Partner Experience!

Book Fair at Ratio Beerworks RiNo

Book Fair at Ratio Beerworks RiNo

10xTravel Denver Reader Meetup

10xTravel Denver Reader Meetup

Flood & Peterson April Tengo Lunch-N-Learn

Flood & Peterson April Tengo Lunch-N-Learn

The Wellness Mixer

The Wellness Mixer

Denver Tag Team Poker Championship

Denver Tag Team Poker Championship

Join Biggest Community | Investors Founders | Denver| Online

Join Biggest Community | Investors Founders | Denver| Online

Hats Off | Four the Love of Design

Hats Off | Four the Love of Design

DEN Innovation Showcase

DEN Innovation Showcase

The Hattie McDaniel Grand Opening & Community Celebration

The Hattie McDaniel Grand Opening & Community Celebration

FRIDAY 90's Till Dawn @ Cheers

FRIDAY 90's Till Dawn @ Cheers

DENVER In Person Community Employment Day Career / Job Fair 06/22/2026

DENVER In Person Community Employment Day Career / Job Fair 06/22/2026

2026 REGIS INNOVATION CHALLENGE FINALS

2026 REGIS INNOVATION CHALLENGE FINALS

Riverside Cemetery Cleanup Day - Volunteer Project

Riverside Cemetery Cleanup Day - Volunteer Project

Spring Pelvic Health Symposium

Spring Pelvic Health Symposium

PeopleSoft Query: Creating Queries in FIN 9.2

PeopleSoft Query: Creating Queries in FIN 9.2

Rotating Tap Comedy @ The Empourium Brewing Company

Rotating Tap Comedy @ The Empourium Brewing Company

Things to do around Thornton

Trends in Thornton

1. Egg hunts

2. Easter

3. Jaripeo denver

4. Free kids

5. Job fairs

6. Free paper shredding

7. Car shows

8. Sugar lounge

9. Events happening today near me

10. Craft fairs

11. 5k race

12. Trivia

What are the best free events to attend?

Which events are currently trending in Thornton?

Which free events are coming up?