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Free Events and Things to do in Thornton, CO

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

Sales end soon
hiPSC‑to‑Neuron Workshop: Induction, Differentiation, and Advanced Maturati
Tuesday at 9:00 AM
Boulder · MCDB
Sales end soon
hiPSC‑to‑Neuron Workshop: Induction, Differentiation, and Advanced Maturati
Tuesday at 9:00 AM
Boulder · MCDB
Just added
July Building Connections Networking Event (Denver)
Thu, Jul 9, 4:30 PM
Denver · Town Hall Collaborative
Just added
July Building Connections Networking Event (Denver)
Thu, Jul 9, 4:30 PM
Denver · Town Hall Collaborative
Antonio Lopez Band - 2026 Arts Thornton Music Series
Sat, Sep 19, 7:00 PM
Thornton · Thorncreek Golf Course
Antonio Lopez Band - 2026 Arts Thornton Music Series
Sat, Sep 19, 7:00 PM
Thornton · Thorncreek Golf Course
Romance and Recs Book Club
Wed, May 27, 6:00 PM
Boulder · 1909 9th St
Romance and Recs Book Club
Wed, May 27, 6:00 PM
Boulder · 1909 9th St
Have You Ever Wondered?
Thu, May 28, 6:30 PM
Boulder · Network Wellness Center
Have You Ever Wondered?
Thu, May 28, 6:30 PM
Boulder · Network Wellness Center
Sales end soon
The Big Idea: Why Your Nervous System
Tuesday at 6:30 PM
Boulder · Network Wellness Center
Sales end soon
The Big Idea: Why Your Nervous System
Tuesday at 6:30 PM
Boulder · Network Wellness Center
Sports Night
Wed, Jun 3, 7:00 PM
Boulder · The Church of Jesus Christ of Latter-day Saints
Sports Night
Wed, Jun 3, 7:00 PM
Boulder · The Church of Jesus Christ of Latter-day Saints
Business Email Crimes and Cybercrime Schemes
Wed, Jun 3, 10:00 AM
Denver · Your Castle Real Estate
Business Email Crimes and Cybercrime Schemes
Wed, Jun 3, 10:00 AM
Denver · Your Castle Real Estate
Sales end soon
Mad Macks comedy show
Thursday at 7:00 PM
Golden · Mad Macks Brewing
Sales end soon
Mad Macks comedy show
Thursday at 7:00 PM
Golden · Mad Macks Brewing
Spectacular Drag
Sat, Jun 20, 7:00 PM + 6 more
Denver · Barfly
Spectacular Drag
Sat, Jun 20, 7:00 PM + 6 more
Denver · Barfly
Brain Games at The Karma Casa
Sun, May 24, 7:00 PM + 3 more
Golden · The Karma Casa - Kava Bar
Brain Games at The Karma Casa
Sun, May 24, 7:00 PM + 3 more
Golden · The Karma Casa - Kava Bar
Fairmount Fur-Ever Fest
Sun, Sep 13, 9:00 AM
Denver · Fairmount Family Pet Loss Care
Fairmount Fur-Ever Fest
Sun, Sep 13, 9:00 AM
Denver · Fairmount Family Pet Loss Care
Enter The Void - Boulder Movie Club
Thu, May 28, 6:00 PM
Boulder · Canyon Theater - Boulder Public Library
Enter The Void - Boulder Movie Club
Thu, May 28, 6:00 PM
Boulder · Canyon Theater - Boulder Public Library
House District 6 Democrats: Holiday Party/Monthly Meeting
Tue, Dec 1, 6:30 PM
Denver · Christ Church United Methodist
House District 6 Democrats: Holiday Party/Monthly Meeting
Tue, Dec 1, 6:30 PM
Denver · Christ Church United Methodist
Electric Jungle Day Party with Myxotic
Sat, May 23, 11:00 AM
Denver · Vivid Minds Cafe
Electric Jungle Day Party with Myxotic
Sat, May 23, 11:00 AM
Denver · Vivid Minds Cafe
Linger Longer
Sun, Jun 7, 2:00 PM
Boulder · The Church of Jesus Christ of Latter-day Saints
Linger Longer
Sun, Jun 7, 2:00 PM
Boulder · The Church of Jesus Christ of Latter-day Saints
YSA Linger Longer
Sun, Jun 7, 2:00 PM
Boulder · The Church of Jesus Christ of Latter-day Saints
YSA Linger Longer
Sun, Jun 7, 2:00 PM
Boulder · The Church of Jesus Christ of Latter-day Saints
Plant Forward Boulder Potluck: Micronutrients & Sprouting
Today at 3:00 PM
Boulder · NoBo Library - Boulder Public Library District
Plant Forward Boulder Potluck: Micronutrients & Sprouting
Today at 3:00 PM
Boulder · NoBo Library - Boulder Public Library District
Sales end soon
Noice Choice Trivia at 6 and 40 Brewery
Thursday at 6:00 PM + 30 more
Lakewood · 6 and 40 Brewery
Sales end soon
Noice Choice Trivia at 6 and 40 Brewery
Thursday at 6:00 PM + 30 more
Lakewood · 6 and 40 Brewery
Mercado At McGregor | Hispanic Heritage Vendor Market
Sat, Sep 5, 3:00 PM
Denver · McGregor Square
Mercado At McGregor | Hispanic Heritage Vendor Market
Sat, Sep 5, 3:00 PM
Denver · McGregor Square

Trends in Thornton

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Frequently asked questions about Thornton

What are the best free events to attend?

According to Eventbrite, the best free events are:

July Building Connections Networking Event (Denver)

Antonio Lopez Band - 2026 Arts Thornton Music Series

Romance and Recs Book Club

Have You Ever Wondered?

Which events are currently trending in Thornton?

The trending searches this month in Thornton are:

free paper shredding

cinco de mayo festival

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

hiPSC‑to‑Neuron Workshop: Induction, Differentiation, and Advanced Maturati

The Big Idea: Why Your Nervous System

Noice Choice Trivia at 6 and 40 Brewery