4.4
(35)
4
riders
01:31
18.1km
110m
Mountain biking
The South Campus Trails Loop is an easy 11.3-mile mountain biking route in the South Campus Recreation Area, perfect for a relaxed ride.
Last updated: February 26, 2026
Waypoints
Start point
Parking
Get Directions
1.29 km
Highlight • Trail
Tip by
18.1 km
End point
Parking
Way Types & Surfaces
Way Types
17.8 km
197 m
< 100 m
Surfaces
16.7 km
1.17 km
286 m
< 100 m
Sign up to see more specific route details
Sign up for free
Elevation
Sign up to see more specific route details
Sign up for free
Weather
Powered by Foreca
Thursday 7 May
21°C
10°C
-- %
Additional weather tips
Max wind speed: -- km/h
to get more detailed weather forecasts along your route
This route was planned by komoot.
Yes, it's an excellent choice for beginners. The trail is predominantly flat and smooth, with a dirt and gravel surface, making it very accessible for riders of all skill levels. It's often rated as 'easy' and is a great place to warm up or get comfortable on a mountain bike.
The full loop is approximately 18.1 kilometers (11.2 miles) long. Based on an average pace, you can expect to complete it in about 1 hour and 30 minutes to 2 hours, depending on your speed and how often you stop.
The trail is easily accessible, and parking is generally available in the vicinity of the CU South Campus. Many riders use it as a convenient starting point for longer rides into the Marshall Mesa area, often finding it less crowded for parking.
Yes, the trail is generally dog-friendly. However, as it's a multi-use trail within the South Campus Recreation Area, always ensure your dog is on a leash and that you clean up after them to respect other users and the natural environment.
The trail is enjoyable year-round, but spring and fall offer the most pleasant conditions with mild temperatures. Even in winter, it can be ridden, though you should check for snow or ice, especially after storms. Summer mornings are also great before the heat sets in.
Generally, there are no specific permits or entrance fees required for day use of the South Campus Trails Loop. It's part of a public recreation area, but it's always a good idea to check for any local regulations or temporary closures before your visit.
The loop circles the main portion of the CU South Campus and runs along the perimeter of a former gravel quarry. While not offering dramatic mountain vistas, it provides open views and a sense of space. It's also part of the broader landscape that connects to more scenic areas like Marshall Mesa.
Yes, the route integrates with other paths in the area. Approximately 25% of the route follows the official South Campus Rail Trail. It also serves as a popular gateway for connecting to more extensive trail systems, such as those in the Marshall Mesa area.
Absolutely! Its easy grading and smooth surface make it a popular choice for families. It's wide enough to accommodate bike trailers and is often used by individuals with jogging strollers, making it a safe and enjoyable option for all ages.
This trail is notable for its accessibility and versatility. It's an excellent option for a relaxed ride, a warm-up before tackling more challenging routes, or a cool-down. Its easy terrain also makes it a less crowded alternative for accessing the wider network of trails in the area.
Given its proximity to the CU South Campus and the city of Boulder, you'll find various cafes, restaurants, and other amenities a short drive away. There aren't facilities directly on the trail, so plan to bring your own water and snacks.