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Rattlesnake Gulch Trail
Rattlesnake Gulch Trail

Rattlesnake Gulch Trail

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Trail Details
Location

Boulder, CO 80303, USA

Park

Eldorado Canyon State Park

Elevation

1000 ft

Distance

3 mi

Duration

2 to 3 hours

Difficulty

Moderate

Best Season

Spring, Summer, Fall and Winter

Weather
41°F, overcast clouds
Type

Out-and-Back

Weather Details
Condition
overcast clouds
Temperature
41°F
Humidity
76%
Wind Speed
5 mph
Visibility
6 miles
Hourly Temperature Forecast (Today)
6 AM
65°F
Clear sky
56%
9 mph
0
8 AM
71°F
Clear sky
57%
8 mph
0
10 AM
73°F
Clear sky
68%
7 mph
0
12 PM
73°F
Clear sky
69%
6 mph
0
2 PM
73°F
Light rain
51%
12 mph
37%
4 PM
76°F
Clear sky
68%
6 mph
0
6 PM
73°F
Clear sky
67%
8 mph
0
8 PM
71°F
Clear sky
60%
9 mph
0
10 PM
70°F
Clear sky
51%
12 mph
0
11 PM
71°F
Clear sky
66%
14 mph
0
Temperature Range
65°F76°F
💡 Weather Recommendation (Today)

Perfect hiking weather! 65°F with clear skies. Ideal conditions for trail activities. Bring water and sun protection.

Rattlesnake Gulch Trail

Overview: The Rattlesnake Gulch Trail in Eldorado Canyon State Park offers a scenic and moderately challenging hike in the foothills of Colorado’s Front Range. Located within Eldorado Canyon State Park near Boulder, this trail blends striking canyon views, forested slopes, and historic ruins into a rewarding outdoor experience. The steady climb through rocky terrain and pine-covered hillsides leads hikers to panoramic overlooks and the remnants of the historic Crags Hotel. Rattlesnake Gulch Trail is ideal for those seeking a mix of exercise, history, and sweeping mountain scenery.


Trail Details:
Trail Length: Approximately 3 miles 
Duration: 2–3 hours
Difficulty Level: Moderate
Elevation Gain: Around 1,000 feet
Trail Type: Out-and-back


Key Features:

Canyon and Mountain Views: The trail offers impressive views of Eldorado Canyon’s dramatic sandstone cliffs and the surrounding foothills. As you gain elevation, expansive vistas open up toward the plains and distant mountain ridges.

Steady Climb with Switchbacks: The ascent is consistent but manageable, with well-designed switchbacks that help maintain a steady pace. The rocky sections provide a good workout while remaining accessible for most hikers with moderate fitness levels.

Crags Hotel Ruins: One of the highlights is the historic ruins of the Crags Hotel, built in the early 1900s and later destroyed by fire. The remaining stone foundation adds a unique historical element to the hike and serves as a scenic rest spot.

Forested Hillsides: Portions of the trail wind through pine and mixed forest, offering shade and a refreshing mountain atmosphere. The contrast between wooded areas and exposed viewpoints adds variety to the hike.

Wildlife and Nature: Mule deer, birds of prey, and small mammals are commonly spotted in the area. The quiet setting and natural surroundings enhance the peaceful mountain experience.


Trailhead Information:
Starting Point: Rattlesnake Gulch Trailhead within Eldorado Canyon State Park
Parking: Available at designated park parking areas (limited on busy days)
Access Fees: A Colorado State Parks pass or daily vehicle pass is required


Best Season to Visit:

Spring: Mild temperatures and blooming wildflowers make for pleasant hiking conditions.
Summer: Warm and sunny, with clear views; start early to avoid heat.
Fall: Cooler weather and fewer crowds offer a comfortable hiking experience.
Winter: Conditions may include snow or ice; traction devices may be necessary.


Trail Tips:

Footwear: Wear sturdy hiking boots or shoes with good grip due to rocky and uneven sections.
Water: Bring sufficient water, especially during warmer months, as there are no reliable water sources along the trail.
Sun Protection: Sections of the trail are exposed, so bring sunscreen and a hat.
Safety: Watch your footing on rocky terrain and be mindful of changing weather conditions.
Leave No Trace: Pack out all trash and respect both the natural environment and historic ruins.


Trail Highlights:

Historic Landmark: Explore the remains of the Crags Hotel and enjoy a glimpse into Colorado’s early mountain tourism history.
Panoramic Views: Elevated viewpoints provide sweeping scenery of canyon walls and surrounding landscapes.
Moderate Challenge: A steady climb that delivers rewarding views without requiring technical skills.
Front Range Setting: Experience the rugged beauty of Colorado’s foothills within a well-preserved state park.


Additional Information:

Weather: Mountain weather can change quickly; dress in layers and check forecasts before heading out.
Trail Condition: Generally well-maintained but can be rocky and uneven.
Accessibility: Due to elevation gain, rocky surfaces, and narrow sections, the trail is not suitable for strollers or those with mobility limitations.

The Rattlesnake Gulch Trail offers a memorable hike combining history, dramatic canyon scenery, and a satisfying climb. It’s an excellent choice for hikers looking to experience the natural beauty and rich heritage of Colorado’s Front Range in a single outing.


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Published Mar 03, 2026
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