Quick Info
Length: 42 miles total (Glenwood to Aspen). Basalt to Aspen: 18 miles. Surface: Paved. Uses: Biking, walking, running, rollerblading. Difficulty: Easy, mostly flat with gradual grade. Season: Year-round (snow removal on main sections).
The Rio Grande Trail follows the old Denver & Rio Grande Railroad corridor along the Roaring Fork River. This paved path connects Glenwood Springs to Aspen, running right through Basalt. It's one of Colorado's premier recreational trails.
Trail Overview
Full Route
42 miles from Glenwood Springs to Aspen. The trail gains about 2,000 feet over its length, making the ride to Aspen gradual uphill and the return a gentle coast.
Basalt Section
Basalt sits roughly in the middle of the trail. 18 miles to Aspen (uphill), 22 miles to Glenwood Springs (downhill).
Basalt to Aspen
Distance & Time
18 miles, about 2 hours by bike at a moderate pace. Gentle but consistent uphill gain.
Highlights
River views throughout. Pass through Woody Creek, Emma, and Snowmass Village before reaching Aspen. Scenic mountain backdrops.
Return Options
Ride back (downhill is faster and easier) or take the RFTA bus, which has bike racks.
Basalt to Glenwood Springs
Distance & Time
22 miles, about 1.5-2 hours by bike. Mostly downhill, fast and easy.
Highlights
Pass through Carbondale and along the Roaring Fork River. Views of Mount Sopris. Ends at the Glenwood Springs trail hub.
Access Points
Downtown Basalt
Trail runs through downtown with multiple access points. Parking available near the town center.
Willits
Access at the Willits Town Center development. Parking and amenities available.
Bike Rentals
Several shops in Basalt rent road bikes and e-bikes for trail riding. E-bikes are popular for the uphill section to Aspen.
Tips
Ride to Aspen, bus back. The uphill ride is manageable, and the RFTA bus makes return easy. Bikes ride free.
Start early on hot days. The trail has limited shade. Morning rides are more comfortable in summer.
Bring water. Limited services between towns. Carry enough for your ride.
Watch for commuters. Locals use the trail for transportation. Be courteous to all users.
Frequently Asked Questions
Is the trail paved the whole way?
Yes. The entire Rio Grande Trail is paved and suitable for road bikes, hybrids, or cruisers.
Can I walk or run the trail?
Yes. The trail is multi-use for pedestrians, runners, cyclists, and rollerbladers.
Are dogs allowed?
Yes, on leash. Clean up after your dog.
Is the trail open in winter?
Yes. Main sections are plowed, though conditions vary. Check locally after storms.