Running Events and Things to do in Boulder, CO

2026 Born to Be a Princess 1M 5K 10K 13.1 26.2 - Now Only $16!
Sun, Nov 1, 1:00 PM
Boulder · Boulder
2026 Born to Be a Princess 1M 5K 10K 13.1 26.2 - Now Only $16!
Sun, Nov 1, 1:00 PM
Boulder · Boulder
La Sportiva Green Mountain Challenge: Prize Giving Party
Boulder · La Sportiva Retail Store
La Sportiva Green Mountain Challenge: Prize Giving Party
Boulder · La Sportiva Retail Store
Race Through Connecticut Virtual Race | 5K, 10K, Marathon | Run Anywhere
Sat, May 16, 1:00 PM
Boulder · Boulder
Race Through Connecticut Virtual Race | 5K, 10K, Marathon | Run Anywhere
Sat, May 16, 1:00 PM
Boulder · Boulder
Almost full
Guided Play - Level up your American Mah Jongg Beginner Game!
Mon, Jun 1, 6:00 PM
Louisville · Relish Food Hall // Pickleball
Almost full
Guided Play - Level up your American Mah Jongg Beginner Game!
Mon, Jun 1, 6:00 PM
Louisville · Relish Food Hall // Pickleball
Flash Foxy - Trad Climbing 101 - Boulder, CO
Sat, Jun 6, 8:00 AM
Golden · Clear Creek Canyon Road
Flash Foxy - Trad Climbing 101 - Boulder, CO
Sat, Jun 6, 8:00 AM
Golden · Clear Creek Canyon Road
Learn to Sew – Machine Sewing for Beginners (Drivers Ed)
Fri, Jun 5, 5:00 PM
Arvada · Vacuums R Us & Sewing Too - Arvada Store
Learn to Sew – Machine Sewing for Beginners (Drivers Ed)
Fri, Jun 5, 5:00 PM
Arvada · Vacuums R Us & Sewing Too - Arvada Store
Sales end soon
Be Visible, Be Seen: Showing Up Authentically In Your Business and Life
Thursday at 11:00 AM
Golden · The Vista at Applewood Golf Course
Sales end soon
Be Visible, Be Seen: Showing Up Authentically In Your Business and Life
Thursday at 11:00 AM
Golden · The Vista at Applewood Golf Course
Unhinged and Feral 1M 5K 10K 13.1 26.2 - Now Only $18!
Sat, Oct 3, 1:00 PM
Boulder · Boulder
Unhinged and Feral 1M 5K 10K 13.1 26.2 - Now Only $18!
Sat, Oct 3, 1:00 PM
Boulder · Boulder
Dia de los Muertos 5k @ Cheluna Brewing | 2026 CO Brewery Running Series
Sun, Nov 1, 10:00 AM
Aurora · Cheluna Brewing Company
Dia de los Muertos 5k @ Cheluna Brewing | 2026 CO Brewery Running Series
Sun, Nov 1, 10:00 AM
Aurora · Cheluna Brewing Company
Easton Longmont Summer Camp 2026 June 8th-12th
Mon, Jun 8, 9:00 AM
Longmont · Easton Training Center - Longmont
Easton Longmont Summer Camp 2026 June 8th-12th
Mon, Jun 8, 9:00 AM
Longmont · Easton Training Center - Longmont
Cabin Creek 5k | Georgetown | 2026 CO Brewery Running Series
Sun, Sep 13, 10:00 AM
Georgetown · Cabin Creek Brewing
Cabin Creek 5k | Georgetown | 2026 CO Brewery Running Series
Sun, Sep 13, 10:00 AM
Georgetown · Cabin Creek Brewing
James Ellroy Live at Tattered Cover Colfax
Thu, Jun 18, 6:00 PM
Denver · Tattered Cover Colfax
James Ellroy Live at Tattered Cover Colfax
Thu, Jun 18, 6:00 PM
Denver · Tattered Cover Colfax
Cat Day Virtual Race 1M 5K 10K 13.1 26.2
Sun, Aug 9, 1:00 PM
Denver · Denver
Cat Day Virtual Race 1M 5K 10K 13.1 26.2
Sun, Aug 9, 1:00 PM
Denver · Denver
Sales end soon
Ladies' Registration: Singles Mixer & Speed Dating
Wednesday at 6:30 PM
Denver · Plant Magic Cafe
Sales end soon
Ladies' Registration: Singles Mixer & Speed Dating
Wednesday at 6:30 PM
Denver · Plant Magic Cafe
Salesforce Administrator Guaranteed to Run Denver In-Person Training
Wednesday at 9:00 AM + 1 more
Denver · 16th Market Square
Salesforce Administrator Guaranteed to Run Denver In-Person Training
Wednesday at 9:00 AM + 1 more
Denver · 16th Market Square
Five Alarm 5k & Chili Cook-Off @ Bierstadt Lagerhaus | Denver | 2026 CO BRS
Sun, Oct 25, 10:00 AM
Denver · Bierstadt Lagerhaus
Five Alarm 5k & Chili Cook-Off @ Bierstadt Lagerhaus | Denver | 2026 CO BRS
Sun, Oct 25, 10:00 AM
Denver · Bierstadt Lagerhaus
Dry Fire Fundamentals Workshop in Thornton | Improve Your Firearm Skills
Tue, Jun 2, 6:00 PM
Thornton · Concealed Carry Classes Of Denver - Thornton
Dry Fire Fundamentals Workshop in Thornton | Improve Your Firearm Skills
Tue, Jun 2, 6:00 PM
Thornton · Concealed Carry Classes Of Denver - Thornton
Curl Up & Read with Cats!
Thu, Jun 11, 6:00 PM
Denver · Teddy Cat Cafe
Curl Up & Read with Cats!
Thu, Jun 11, 6:00 PM
Denver · Teddy Cat Cafe
Men's Registration: Singles Mixer & Speed Dating
Wed, Jun 24, 6:30 PM
Denver · Plant Magic Cafe
Men's Registration: Singles Mixer & Speed Dating
Wed, Jun 24, 6:30 PM
Denver · Plant Magic Cafe
CISSP Guaranteed to Run Denver Exam Prep In-Person Training
Tomorrow at 9:00 AM + 1 more
Denver · 16th Market Square
CISSP Guaranteed to Run Denver Exam Prep In-Person Training
Tomorrow at 9:00 AM + 1 more
Denver · 16th Market Square

Trends in Boulder

Explore more trends

2026 Born to Be a Princess 1M 5K 10K 13.1 26.2 - Now Only $16!

2026 Born to Be a Princess 1M 5K 10K 13.1 26.2 - Now Only $16!

La Sportiva Green Mountain Challenge: Prize Giving Party

La Sportiva Green Mountain Challenge: Prize Giving Party

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

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

Guided Play - Level up your American Mah Jongg Beginner Game!

Guided Play - Level up your American Mah Jongg Beginner Game!

Flash Foxy - Trad Climbing 101 - Boulder, CO

Flash Foxy - Trad Climbing 101 - Boulder, CO

Learn to Sew – Machine Sewing for Beginners (Drivers Ed)

Learn to Sew – Machine Sewing for Beginners (Drivers Ed)

Be Visible, Be Seen: Showing Up Authentically In Your Business and Life

Be Visible, Be Seen: Showing Up Authentically In Your Business and Life

Unhinged and Feral 1M 5K 10K 13.1 26.2 - Now Only $18!

Unhinged and Feral 1M 5K 10K 13.1 26.2 - Now Only $18!

Dia de los Muertos 5k @ Cheluna Brewing | 2026 CO Brewery Running Series

Dia de los Muertos 5k @ Cheluna Brewing | 2026 CO Brewery Running Series

Easton Longmont Summer Camp 2026 June 8th-12th

Easton Longmont Summer Camp 2026 June 8th-12th

Cabin Creek 5k | Georgetown | 2026 CO Brewery Running Series

Cabin Creek 5k | Georgetown | 2026 CO Brewery Running Series

James Ellroy Live at Tattered Cover Colfax

James Ellroy Live at Tattered Cover Colfax

Cat Day Virtual Race 1M 5K 10K 13.1 26.2

Cat Day Virtual Race 1M 5K 10K 13.1 26.2

Ladies' Registration: Singles Mixer & Speed Dating

Ladies' Registration: Singles Mixer & Speed Dating

Salesforce Administrator Guaranteed to Run Denver In-Person Training

Salesforce Administrator Guaranteed to Run Denver In-Person Training

Five Alarm 5k & Chili Cook-Off @ Bierstadt Lagerhaus | Denver | 2026 CO BRS

Five Alarm 5k & Chili Cook-Off @ Bierstadt Lagerhaus | Denver | 2026 CO BRS

Dry Fire Fundamentals Workshop in Thornton | Improve Your Firearm Skills

Dry Fire Fundamentals Workshop in Thornton | Improve Your Firearm Skills

Curl Up & Read with Cats!

Curl Up & Read with Cats!

Men's Registration: Singles Mixer & Speed Dating

Men's Registration: Singles Mixer & Speed Dating

CISSP Guaranteed to Run Denver Exam Prep In-Person Training

CISSP Guaranteed to Run Denver Exam Prep In-Person Training

Things to do around Boulder

Trends in Boulder

1. Mother's day

2. Memorial day weekend events

3. Live music

4. Stand up comedy

5. Sound bath

6. Free yoga

7. Speed dating events

8. Singles party

9. Drag

10. Job fairs

11. Denver

12. Bar crawl