Pactola Reservoir and George S. Mickelson Trail Loop
Pactola Reservoir and George S. Mickelson Trail Loop
3.5
(2)
26
riders
05:48
73.7km
1,140m
Cycling
Cycle a difficult 45.8-mile loop combining the George S. Mickelson Trail and Pactola Reservoir in the Black Hills National Forest.
Last updated: February 26, 2026
Tips
Your route passes through a protected area
Please check local regulations for:
Black Hills National Forest
Waypoints
Start point
Parking
Get Directions
27.8 km
Highlight • Waterfall
Tip by
51.8 km
Highlight • Lake
Tip by
73.7 km
End point
Parking
Way Types & Surfaces
Way Types
29.3 km
21.9 km
20.5 km
1.95 km
Surfaces
32.0 km
25.4 km
15.7 km
704 m
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Elevation
Highest point (1,730 m)
Lowest point (1,390 m)
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Weather
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Today
Wednesday 20 May
15°C
-1°C
39 %
Additional weather tips
Max wind speed: 11.0 km/h
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This route was planned by komoot.
Given the varied terrain, a touring bicycle with wider tires (28mm or wider, ideally 40mm gravel touring tires) is recommended for comfort and stability. While some sections may be paved, others, particularly on the George S. Mickelson Trail, are crushed limestone and gravel. Some unpaved segments around Pactola Reservoir might even require pushing your bike.
The terrain is quite diverse. Sections of the George S. Mickelson Trail feature well-maintained crushed limestone and gravel with gentle grades, typically not exceeding 4%. Around Pactola Reservoir, you'll encounter a mix of paved roads and potentially unpaved, more rugged segments. The overall route includes significant elevation changes, contributing to its 'difficult' rating.
This loop is rated as 'difficult' and requires very good fitness due to its distance, elevation gain, and varied terrain. While sections of the George S. Mickelson Trail have gentle grades, combining them with routes around Pactola Reservoir creates a challenging ride. It's not typically recommended for beginners.
The loop offers stunning views throughout the Black Hills. You'll pass by the beautiful Pactola Reservoir, the largest and deepest reservoir in the Black Hills, known for its picturesque lake views and surrounding forests. The George S. Mickelson Trail features over 100 converted railroad bridges, four rock tunnels, and diverse landscapes including ponderosa pine forests and dramatic granite walls. You might also spot the Waterfall by Rochford Road.
The Black Hills are rich in wildlife. Along the George S. Mickelson Trail, sightings of deer, elk, turkeys, foxes, and coyotes are possible. While less common, mountain lions also inhabit the area. Always be aware of your surroundings and give wildlife plenty of space.
The best time to cycle this route is typically from late spring through early fall (May to October). During these months, the weather is generally pleasant, and the trails are clear of snow. Summer offers warmer temperatures, while spring and fall provide cooler rides and beautiful foliage.
Yes, a daily trail pass is required for users aged 12 and older on the George S. Mickelson Trail. These can be purchased at self-sale stations at trailheads. While the Black Hills National Forest itself doesn't have a general entrance fee, specific recreation sites or campgrounds within it may have fees. Always check for current regulations before your visit.
Yes, the George S. Mickelson Trail is dog-friendly, but dogs must be kept on a leash. Always ensure your dog is well-behaved and that you clean up after them. Check specific regulations for areas around Pactola Reservoir, as rules might vary slightly.
Accessing the loop often involves starting from towns like Hill City, which has parking options. The George S. Mickelson Trail has 15 easily accessible trailheads along its length, offering amenities such as parking, self-sale trail pass stations, vault toilets, and water stations. Pactola Reservoir also has amenities like restrooms and picnic sites.
Yes, this route incorporates significant sections of the George S. Mickelson Trail. It also briefly passes through segments of the Centennial Trail and the Centennial Trail #89, offering connections to other popular paths in the Black Hills National Forest.
Yes, services and lodging can be found in towns connected by the George S. Mickelson Trail, such as Hill City, Custer, and Deadwood. The Mickelson Trailheads often have water stations. Pactola Reservoir also has amenities, and there are camping facilities at Pactola Reservoir Campground, useful for multi-day tours. Planning your stops for food and water is advisable, especially on longer stretches.