Sign In
Sign Up
My Events

Sports & Fitness

Basketball
Baseball
Softball
Football
Hockey
Lacrosse
Soccer
Volleyball
Running

Swimming
Lifeguarding
Ice Skating

Martial Arts
Karate
Tae Kwon Do

Kids Fitness
Kids BMI Calculator
Kids Nutrition
Yoga
Zumba

Golf
Tennis

Dance & Cheer

Dance
Ballet
Hip Hop Dance
Jazz Dance
Tap Dance

Cheerleading
Gymnastics
Tumbling

Learning & Arts

Arts & Crafts
Painting
Drawing and Drafting
Games
Performing Arts
Theater

Academics
Languages

Music
Piano
Guitar
Cooking

Outdoors

Summer Camps
Hiking
Camping
Fishing

ACTIVEkids.com

Sports & Fitness
Basketball

Baseball

Softball

Football

Hockey

Lacrosse

Soccer

Volleyball

Running
Swimming

Lifeguarding

Ice Skating

Martial Arts

Karate

Tae Kwon Do
Kids Fitness

Kids BMI Calculator

Kids Nutrition

Yoga

Zumba

Golf

Tennis
Dance & Cheer
Dance

Ballet

Hip Hop Dance

Jazz Dance

Tap Dance
Cheerleading

Gymnastics

Tumbling
Learning & Arts
Arts & Crafts

Painting

Drawing and Drafting

Games

Performing Arts

Theater
Academics

Languages

Music

Piano

Guitar

Cooking
Outdoors
Summer Camps

Hiking

Camping

Fishing

Need Help? Organizers

Home
Boulder, Co

Activities for Kids in Boulder, CO

Find Things to Do Near You

Activities Near

Boulder, CO

SortDistance

Relevance Date Distance Most Popular
When

All Future Dates Next 7 Days Next 3 Months Next 6 Months

Any day Monday Tuesday Wednesday

Thursday Friday Saturday Sunday

From

To

Reset filter
Where

Any Distance Within 5 Miles Within 10 Miles Within 20 Miles Within 50 Miles Within 100 Miles

Your Location

Find Activities near you.

Add Home Address

Reset filter
Who
Any gender Male Female

All Ages Infants (0-1) Toddlers (2-4) Big Kids (5-8) Tweens (9-12) Teens (13-18)
Your Family Members

Find the best matches for the family!
Add new family member
Sign up or sign in to save your family members and make searching easier every time.

Reset filter
Activities

Include Virtual Events

Reset filter
More

Include Virtual Events

ACTIVE Advantage Eligible

Reset filter

Include Virtual Events

Eligible

Reset All Filters

Varied Dates

YS: Boys Basketball 11-12 @ Aztlan

City and County of Denver • Denver, CO

Basketball

Varied Dates

YS: Co-Ed Basketball 5-6 @ Aztlan

City and County of Denver • Denver, CO

Basketball

Varied Dates

YS: Boys Basketball 7-8 @ Aztlan

City and County of Denver • Denver, CO

Basketball

Varied Dates

YS: Boys Basketball 9-10 @ Aztlan

City and County of Denver • Denver, CO

Basketball

Dec 5 2026

FIT: Zumbathon® Toy Drive @ Aztlan

City and County of Denver • Denver, CO

Fitness

Varied Dates

YS: Girls Basketball 7-8 @ Aztlan

City and County of Denver • Denver, CO

Basketball

Varied Dates

YS: Co-Ed Basketball 5-6 @ 5090 Broadway

City and County of Denver • Denver, CO

Basketball

Jan 7-28 2027

YS: 3-4 Sports Experience Basketball @ 5090 Broadway

City and County of Denver • Denver, CO

Basketball

Four Drills to Improve Your Cycling at Any Age
12 Tips for Staying Warm During Winter Bike Rides
Quick Ab Workout Routine for Cyclists
The 25 Best Half Marathons in the United States
IRONKIDS Races to Introduce Your Kids to Triathlon

Explore Similar Articles

Most Recent Articles

Explore Similar Articles

Add a Family Member

Edit Family Member

Adding family members helps ACTIVE find events specific to your family's interests.

1

Age

2

Gender

M F

3

Interests

All activities Cycling Duathlon Nutrition Outdoors Racing

Running Swimming Triathlon Walking Weight Loss Yoga

All activities Swimming Basketball Baseball Soccer Volleyball Tennis Golf Martial Arts

Cheerleading Gymnastics Dance Music Arts & Crafts Academics Fitness Yoga Outdoors

Delete family member

Please see your Privacy Rights for how your information is used.

Add a Family Member

Edit Family Member

Look for this banner for recommended activities.

Delete family member

Please see your Privacy Rights for how your information is used.

Are you sure you want to delete this family member?

Cancel Yes

Find activities close to home

Activities near you will have
this indicator

Within 2 Miles

Activities near you will have this indicator

Within 2 Miles

Error

To save your home and search preferences

Join Active or Sign In

To save your home and search preferences

Join Active or Sign In

Browse Categories

- Types
- Any
- Kids

- Nearby Cities
- Broomfield
- Erie
- Longmont
- Westminster
- Arvada

- Custom
- Tag1
- Tag2

ACTIVEkids.com

ACTIVE is the leader in online event registrations from 5k running races and marathons to softball leagues and local events. ACTIVE also makes it easy to learn and prepare for all the things you love to do with expert resources, training plans and fitness calculators.

Facebook
Twitter
Pinterest
Instagram

Mobile Apps

ACTIVE.com App
Couch to 5K®
5K to 10K
Meet Mobile

View All Mobile Apps

Things To Do

Running Races
Triathlon Races
Cycling
Mountain Biking
5K Races
10K Races

Half Marathon
Marathon
Ultra Running
Trail Running
Mud Runs
Swimming

Popular on ACTIVE.com

San Diego
Los Angeles
New York City
Denver
Houston
Las Vegas

BMI Calculator
Calorie Calculator
5K Training
Couch to 5K®
Half Marathon Training
Marathon Training

List Your Activities:

LIST YOUR CAMP LIST YOUR ORGANIZATION ACCOUNT ACCESS Affiliates

ACTIVE Network

About ACTIVE.com
Sitemap
Terms of Use
Copyright Policy
Privacy Notice
Do Not Sell My Personal Information
Cookie Policy
Privacy Settings
Careers
Support & Feedback
ACTIVE Access
Registration Software
Social Media Guidelines
Community Policies

Cookie Settings

Mobile Apps

ACTIVE.com App View All Mobile Apps

Sitemap Terms of Use Copyright Policy Privacy Policy Do Not Sell My Personal Information Cookie Policy Privacy Settings Careers Support & Feedback Cookie Settings

ACTIVE ADVANTAGE

Get a free 30 day trial

"Whenever I'm shopping for something, I check ACTIVE Advantage first. Great merchants! Great products! Great value!"

— Ashley Garden City, GA

Get exclusive offers as a member!

Get Your 3rd Race FREE
Up to $10 off Event Fees
Get $50 off New Running Shoes

FREE pair of Pro Compression Socks
Up to 15% off GearUp
VIP Travel Discounts

...and more!

See All Benefits

Start Free Trial

After trial, membership is only $99.95 for a full year of exclusive savings.

Sports & Fitness

Dance & Cheer

Learning & Arts

Outdoors

Activities for Kids in Boulder, CO

Find Things to Do Near You

Activities Near

Boulder, CO

From

To

Your Location

Your Family Members

YS: Boys Basketball 11-12 @ Aztlan

City and County of Denver • Denver, CO

Basketball

YS: Co-Ed Basketball 5-6 @ Aztlan

City and County of Denver • Denver, CO

Basketball

YS: Boys Basketball 7-8 @ Aztlan

City and County of Denver • Denver, CO

Basketball

YS: Boys Basketball 9-10 @ Aztlan

City and County of Denver • Denver, CO

Basketball

FIT: Zumbathon® Toy Drive @ Aztlan

City and County of Denver • Denver, CO

Fitness

YS: Girls Basketball 7-8 @ Aztlan

City and County of Denver • Denver, CO

Basketball

YS: Co-Ed Basketball 5-6 @ 5090 Broadway

City and County of Denver • Denver, CO

Basketball

YS: 3-4 Sports Experience Basketball @ 5090 Broadway

City and County of Denver • Denver, CO

Basketball

Four Drills to Improve Your Cycling at Any Age

12 Tips for Staying Warm During Winter Bike Rides

Quick Ab Workout Routine for Cyclists

The 25 Best Half Marathons in the United States

IRONKIDS Races to Introduce Your Kids to Triathlon

1

Age

2

Gender

3

Interests

Activities near you will have this indicator

Within 2 Miles

Activities near you will have this indicator

Within 2 Miles

Types

Nearby Cities

Custom

Follow Us

Mobile Apps

Activities near you will have
this indicator