Content starts here

CLOSE ×

AARP Membership — $15 for your first year when you sign up for Automatic Renewal

Get instant access to members-only products and hundreds of discounts, a free second membership, and a subscription to AARP the Magazine.

Join Now

Renew Now

Volunteer with AARP Foundation Tax-Aide and Make a Difference in Your Community

Back to Things to Do

Horsetooth Mountain Open Space

Name: Horsetooth Mountain Open Space
Address: Ft. Collins on C.R. 38E, Fort Collins, CO, 80521, US

Ft. Collins on C.R. 38E

Fort Collins, CO 80521

Visit Website

By clicking the links above, you'll leave AARP and go to a website that is not operated by AARP. A different privacy policy and terms of service will apply.

- 29.3 miles of trails - easy to difficult
- Hiking, mountain biking, horseback riding
- Connects to Blue Sky Trailhead and Lory State Park

Please use "Flag This Place" to alert us about content that is inappropriate or needs immediate attention. Nothing you submit will be shared with other site visitors.

AARP Events for Henderson

Featured Event

Digital Tools for Brain Health

Thursday, Jan 22, 2026 at 2:00 p.m. CT

Online Event
Featured Event

Intro to Chatting with AI

Thursday, Jan 29, 2026 at 6:00 p.m. CT

Online Event
Featured Event

Understanding Fraud & Scams

Thursday, Feb 5, 2026 at 2:00 p.m. CT

Online Event