Running Events and Things to do in Boulder, CO

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Compost Heap Fest IX (2026)
Today at 3:00 PM
Denver · Seventh Circle Music Collective
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Compost Heap Fest IX (2026)
Today at 3:00 PM
Denver · Seventh Circle Music Collective
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Squared Up: Classic Throwback Bingo at Waldschänke Ciders
Tuesday at 6:30 PM + 18 more
Denver · Waldschänke Ciders & Coffee
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Squared Up: Classic Throwback Bingo at Waldschänke Ciders
Tuesday at 6:30 PM + 18 more
Denver · Waldschänke Ciders & Coffee
Colorado Festival of Horror 2026: Clowns vs. Witches
Fri, Sep 18, 3:00 PM
Denver · Denver Marriott Tech Center
Colorado Festival of Horror 2026: Clowns vs. Witches
Fri, Sep 18, 3:00 PM
Denver · Denver Marriott Tech Center
Race Through Delaware Virtual Race | 5K, 10K, Marathon | Run Anywhere
Sat, May 16, 1:00 PM
Boulder · Boulder
Race Through Delaware Virtual Race | 5K, 10K, Marathon | Run Anywhere
Sat, May 16, 1:00 PM
Boulder · Boulder
Going fast
Speakpreneur Denver (1 Day Workshop)
Fri, Jul 31, 9:00 AM
Denver · The Maven Hotel at Dairy Block
Going fast
Speakpreneur Denver (1 Day Workshop)
Fri, Jul 31, 9:00 AM
Denver · The Maven Hotel at Dairy Block
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Summer Pop-Up Gallery Exhibition curated by Fletcher Fine Art Studio
Today at 6:00 PM
Denver · Candidly Created
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Summer Pop-Up Gallery Exhibition curated by Fletcher Fine Art Studio
Today at 6:00 PM
Denver · Candidly Created
Saturday Trash Pick Up 7/25
Sat, Jul 25, 9:00 AM
Denver · 11255e M.L.K. Jr Blvd
Saturday Trash Pick Up 7/25
Sat, Jul 25, 9:00 AM
Denver · 11255e M.L.K. Jr Blvd
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Google Workspace Unlocked! Gmail Edition️️️️ ️️
Tuesday at 6:30 PM
Arvada · 5400 Ward Rd
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Google Workspace Unlocked! Gmail Edition️️️️ ️️
Tuesday at 6:30 PM
Arvada · 5400 Ward Rd
250 Miles for America's 250th Birthday Running and WalkingChallenge
Tue, Feb 3, 1:00 PM
Boulder · Boulder
250 Miles for America's 250th Birthday Running and WalkingChallenge
Tue, Feb 3, 1:00 PM
Boulder · Boulder
Going fast
JBF Aurora August 2026 Pre-Pay Consignor Fee (Drop off Aug 11 & 12)
Aurora · Arapahoe County Fairgrounds
Going fast
JBF Aurora August 2026 Pre-Pay Consignor Fee (Drop off Aug 11 & 12)
Aurora · Arapahoe County Fairgrounds
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PMI PMP® Certification Training Course – 4-Day Denver Bootcamp
Tue, Jul 28, 9:00 AM + 10 more
Denver · 16th Market Square
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PMI PMP® Certification Training Course – 4-Day Denver Bootcamp
Tue, Jul 28, 9:00 AM + 10 more
Denver · 16th Market Square
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Novel Strand Book Club Meet-Up
Tuesday at 6:30 PM + 5 more
Denver · Novel Strand Brewing Company
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Novel Strand Book Club Meet-Up
Tuesday at 6:30 PM + 5 more
Denver · Novel Strand Brewing Company
2026 Downtown Boulder Mural Walking Tours
Sat, Aug 1, 10:00 AM + 2 more
Boulder · Lolita's Market & Deli
2026 Downtown Boulder Mural Walking Tours
Sat, Aug 1, 10:00 AM + 2 more
Boulder · Lolita's Market & Deli
Beginner Astrology Workshop | Grace Noel Art
Wednesday at 6:00 PM + 20 more
Denver · Grace Noel Art
Beginner Astrology Workshop | Grace Noel Art
Wednesday at 6:00 PM + 20 more
Denver · Grace Noel Art
Gilpin Historical Society 37th Annual Cemetery Crawl
Sat, Aug 22, 11:00 AM
Nevadaville · Bald Mountain Cemetery
Gilpin Historical Society 37th Annual Cemetery Crawl
Sat, Aug 22, 11:00 AM
Nevadaville · Bald Mountain Cemetery
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Christmas in July Sugar Cookie Decorating
Wednesday at 6:30 PM
Denver · celebrateME!
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Christmas in July Sugar Cookie Decorating
Wednesday at 6:30 PM
Denver · celebrateME!
Dual Lean Six Sigma Green & Black Exam Prep In-Person Course in Denver, CO
Tue, Jul 28, 9:00 AM + 10 more
Denver · 16th Market Square
Dual Lean Six Sigma Green & Black Exam Prep In-Person Course in Denver, CO
Tue, Jul 28, 9:00 AM + 10 more
Denver · 16th Market Square

Trends in Boulder

Explore more trends

Compost Heap Fest IX (2026)

Compost Heap Fest IX (2026)

Squared Up: Classic Throwback Bingo at Waldschänke Ciders

Squared Up: Classic Throwback Bingo at Waldschänke Ciders

Colorado Festival of Horror 2026: Clowns vs. Witches

Colorado Festival of Horror 2026: Clowns vs. Witches

Race Through Delaware Virtual Race | 5K, 10K, Marathon | Run Anywhere

Race Through Delaware Virtual Race | 5K, 10K, Marathon | Run Anywhere

Speakpreneur Denver (1 Day Workshop)

Speakpreneur Denver (1 Day Workshop)

Summer Pop-Up Gallery Exhibition curated by Fletcher Fine Art Studio

Summer Pop-Up Gallery Exhibition curated by Fletcher Fine Art Studio

Saturday Trash Pick Up 7/25

Saturday Trash Pick Up 7/25

Google Workspace Unlocked! Gmail Edition️️️️ ️️

Google Workspace Unlocked! Gmail Edition️️️️ ️️

250 Miles for America's 250th Birthday Running and WalkingChallenge

250 Miles for America's 250th Birthday Running and WalkingChallenge

JBF Aurora August 2026 Pre-Pay Consignor Fee (Drop off Aug 11 & 12)

JBF Aurora August 2026 Pre-Pay Consignor Fee (Drop off Aug 11 & 12)

PMI PMP® Certification Training Course – 4-Day Denver Bootcamp

PMI PMP® Certification Training Course – 4-Day Denver Bootcamp

Novel Strand Book Club Meet-Up

Novel Strand Book Club Meet-Up

2026 Downtown Boulder Mural Walking Tours

2026 Downtown Boulder Mural Walking Tours

Beginner Astrology Workshop | Grace Noel Art

Beginner Astrology Workshop | Grace Noel Art

Gilpin Historical Society 37th Annual Cemetery Crawl

Gilpin Historical Society 37th Annual Cemetery Crawl

Christmas in July Sugar Cookie Decorating

Christmas in July Sugar Cookie Decorating

Dual Lean Six Sigma Green & Black Exam Prep In-Person Course in Denver, CO

Dual Lean Six Sigma Green & Black Exam Prep In-Person Course in Denver, CO

Things to do around Boulder

Trends in Boulder

1. Memorial day weekend events

2. Mother's day

3. Live music

4. Stand up comedy

5. Speed dating events

6. Sound bath

7. Singles party

8. Free yoga

9. Drag

10. Job fairs

11. Electronic music

12. Breathwork