What to do in Boulder County, CO

Activities, attractions and tours

A rural landscape with autumn-colored trees, a dirt road, and snow-capped mountains in the background.
A snow-covered arch rock formation with trees in the background.
A mountain landscape with a sunset, clouds, and a view of a valley below.
A dry grass-covered hill with a clear blue sky and a rocky mountain range in the background.
A bookstore named 'BOOKS ORE' with outdoor seating and a tree in front.
  • find price illustration

    Explore activities

    Explore thousands of experiences from activities and attractions to day tours and transfer.
  • calendar shield illustration

    Book with ease

    Skip the line- book tickets online in minutes to top attractions with free cancellation on many activities.
  • trophy illustration

    Treat yourself

    Members save % or more when you book activities.

Most fun & popular experiences in Boulder County

Tours & day trips

See all 103 activities
Discover Rocky Mountain National Park

Discover Rocky Mountain National Park

Activity duration is 6 hours and 45 minutes
9.8 out of 10 with 601 reviews
Free cancellation available
Price is ฿6,958 per traveller
Discover Rocky Mountain National ParkOpens in new tab

History & culture

See all 23 activities
Rocky Mountain NP & Garden of Gods Self-Guided Driving Audio Tour

Rocky Mountain NP & Garden of Gods Self-Guided Driving Audio Tour

Activity duration is 365 days
10.0 out of 10 with 2 reviews
Free cancellation available
Price is ฿832 per traveller
Rocky Mountain NP & Garden of Gods Self-Guided Driving Audio TourOpens in new tab

Wildlife & nature

See all 22 activities
The Rocky Mountain National Park Safari Tour

The Rocky Mountain National Park Safari Tour

Activity duration is 3 hours
10.0 out of 10 with 73 reviews
Free cancellation available
Price is ฿7,650 per adult
The Rocky Mountain National Park Safari TourOpens in new tab

Classes & workshops

See all 19 activities
Acrylic Pour Painting Class in Estes Park, Colorado

Acrylic Pour Painting Class in Estes Park, Colorado

Activity duration is 1 hour
10.0 out of 10 with 19 reviews
Free cancellation available
Price is ฿1,165 per adult
Acrylic Pour Painting Class in Estes Park, ColoradoOpens in new tab

Food, drink & nightlife

See all 3 activities
Boulder: Guided Astronomy Tour

Boulder: Guided Astronomy Tour

Activity duration is 2 hours
10.0 out of 10 with 1 review
Free cancellation available
Price is ฿1,731 per adult
Boulder: Guided Astronomy TourOpens in new tab

What to do in Boulder County

Stay near popular Boulder County attractions

A pedestrian street lined with pink and yellow tulips, benches, and trees.
Photo by Cider Hoff
Open Photo by Cider Hoff

Pearl Street Mall

9.2/10 (2,480 reviews)
Shop, dine or simply enjoy the atmosphere of Boulder's busy downtown shopping quarter. Relax by flower-filled gardens and let your children splash in the fountains.
See properties

Day trip destinations from Boulder County

A mountainous landscape with a valley, dense forests, and a small lake.

Estes Park

A red building with a snow-covered roof and a sign for Buffalo Rose.

Golden

A large lake with clear blue water, surrounded by mountains and sparse vegetation.

Granby

A snow-covered building with illuminated windows and a ski lift in the foreground.

Winter Park

A town with mountains in the background.

Broomfield

A rustic building with a stone facade, a wooden door with the number 813, and an American flag.

Grand Lake

A sunset over a calm lake with a silhouette of trees and a small building on the right.

Lafayette

A frozen lake with a forested hill in the background.

Nederland