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Routes
Bike touring routes & trails
United States
South Dakota
Pennington County
Hill City

Pactola Reservoir and George S. Mickelson Trail Loop

Hard

3.5

(2)

26

riders

Pactola Reservoir and George S. Mickelson Trail Loop

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

A

Start point

Parking

Get Directions

1

27.8 km

Waterfall by Rochford Road

Highlight • Waterfall

Beautiful, small waterfall alongside the George S. Mickelson Trail. This is a great spot to take a break and enjoy the quiet, peaceful surroundings.

Tip by

2

51.8 km

Pactola Reservoir

Highlight • Lake

Pactola Reservoir is located 15 miles west of Rapid City. It is the largest and deepest reservoir in the Black Hills National Forest and has 14 miles of shoreline.

There …

Tip by

B

73.7 km

End point

Parking

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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

Elevation

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

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.

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Frequently Asked Questions

What kind of bike is best suited for the Pactola Reservoir and George S. Mickelson Trail Loop?

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.

What is the terrain like on this cycling loop?

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.

Is the Pactola Reservoir and George S. Mickelson Trail Loop suitable for beginners?

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.

What are the main scenic highlights along the route?

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.

What wildlife might I encounter while cycling?

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.

What is the best time of year to cycle the Pactola Reservoir and George S. Mickelson Trail Loop?

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.

Are there any permits or fees required to cycle this loop, including for the Black Hills National Forest?

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.

Is the Pactola Reservoir and George S. Mickelson Trail Loop dog-friendly?

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.

Where can I park to access this cycling loop, and are there amenities available?

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.

Does this route intersect with other well-known trails in the Black Hills?

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.

Are there places to get food, water, or find lodging along the way?

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.

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