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Routes
Mountain biking trails

South Campus Trails Loop

Routes
Mountain biking trails

South Campus Trails Loop

Easy

4.4

(35)

4

riders

South Campus Trails Loop

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

A

Start point

Parking

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1

1.29 km

South Campus Trails

Highlight • Trail

The South Campus Trails are an intertwining network of singletrack trails. There is an old Railbed trail running parallel to the property of the South Campus Trails; this is a super popular commuter trail that provides entrances and exits to the singletrack system. Overall, the South Campus Trails offer a variety of trails with different difficulties and different features.

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B

18.1 km

End point

Parking

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Way Types & Surfaces

Way Types

17.8 km

197 m

< 100 m

Surfaces

16.7 km

1.17 km

286 m

< 100 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

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Thursday 7 May

21°C

10°C

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This route was planned by komoot.

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Frequently Asked Questions

Is the South Campus Trails Loop suitable for beginner mountain bikers?

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.

How long does it typically take to mountain bike this loop?

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.

Where can I park to access the trail?

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.

Are dogs allowed on the South Campus Trails Loop?

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.

What is the best time of year to ride this trail?

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.

Are there any permits or fees required to use the trails in the South Campus Recreation Area?

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.

What kind of scenery can I expect along the route?

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.

Does the route connect with other trails?

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.

Is this trail suitable for families with children?

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.

What makes this trail a good choice for mountain bikers?

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.

Are there any cafes or amenities nearby?

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.

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