Hagerman Pass
Hagerman Pass: A Rocky Mountain Crossing
Explore a piece of Colorado's railroad history at the Hagerman Tunnel, once the world's highest railroad tunnel, near Leadville.
The Hagerman Tunnel, located near Leadville, Colorado, is a historic railroad tunnel completed in 1887. Once the highest railroad tunnel in the world, it offers visitors a glimpse into the ambitious engineering of the Colorado Midland Railroad and stunning views of the surrounding alpine landscape.
Opening times, essentials, and a few local tips gathered into one calmer, easier-to-scan planning section.
Driving
To reach the Hagerman Tunnel trailhead from Leadville, drive approximately 7.5 miles west on 6th Street/County Road 4 towards Turquoise Lake. Continue past Turquoise Lake on County Road 4 until you reach a fork in the road. Take the left fork onto Hagerman Pass Road (Forest Road 105), a dirt road. Follow Hagerman Pass Road for about 4.7 miles to the trailhead parking lot on the right. Parking is free.
Walking
From the parking area , the trail to Hagerman Tunnel begins on the opposite side of the road. The trail follows the old railroad grade, gradually ascending towards the tunnel. The well-maintained path is easy to follow, offering scenic views of the surrounding landscape.
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