Doudy Draw and Spring Brook Loop Trail

The trail is accessible from the Doudy Draw Trailhead. You can find more information about parking and access on the City of Boulder Open Space and Mountain Parks website.

Yes, dogs are permitted on the trail. However, they often require a leash, so be sure to check local regulations before your visit.

The trail offers a varied experience throughout the year. Spring and fall provide pleasant temperatures and beautiful scenery. Be aware that conditions can change significantly after rain or snow, potentially leading to muddy sections or temporary closures.

The Doudy Draw and Spring Brook Loop Trail is part of the City of Boulder Open Space and Mountain Parks system. Generally, there are no entrance fees for these areas, but it's always a good idea to check the official website for any updated regulations or specific permit requirements.

While generally considered moderate, the trail does feature narrow, steep, and rocky singletrack sections, especially after crossing bridges. The Doudy Draw portion includes descents and fairly steep climbs, with an elevation gain of approximately 518 feet over 2.2 miles in some parts. Less advanced hikers might find some sections challenging.

The trail begins with a wide, crushed gravel path, then transitions to more narrow, steep, and rocky singletrack. You'll encounter loose gravel and various rock obstacles. Some sections are known to become significantly muddy after rain or snow.

You'll hike through open stands of ponderosa pine savannah and deeply wooded sections offering shade. Highlights include expansive views across the plains towards the iconic Flatirons, especially as the Spring Brook loop emerges from forested areas. You might also spot wildflowers and views of the foothills to the west.

Key attractions include the panoramic Flatirons view and the scenic Spring Brook loop itself. The trail also passes by historical remnants like the Community Ditch, an early 1900s water diversion project.

Yes, the route also passes through sections of the Doudy Draw, Spring Brook Loop South Trail, Spring Brook Loop North Trail, and Doudy Draw Trail. It also serves as a gateway to other trails like Flatirons Vista and Community Ditch, offering opportunities for longer excursions.

After rain or snow, sections of the trail can become significantly muddy. It's important to check for muddy trail closures, as conditions can warrant temporary closures to protect the trail and surrounding vegetation. Always be prepared for potentially slippery surfaces.

Given the varied terrain and potential for mud, sturdy hiking shoes with good grip are recommended. Water, sun protection, and layers of clothing are also advisable, as conditions can change. If hiking with a dog, remember a leash and waste bags.