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Routes
Road cycling routes
United States
South Dakota

Custer County

The best road cycling routes in Custer County

5.0

(1)

89

riders

17

rides

Road cycling in Custer County, South Dakota, features a landscape characterized by rugged mountains, extensive forests, and picturesque water features. The region includes significant granite formations and iconic scenic drives like Needles Highway and Iron Mountain Road. Cyclists encounter diverse terrain, from gentle slopes to challenging climbs, within areas such as Custer State Park and the broader Black Hills. This varied terrain provides numerous road cycling routes for different skill levels.

Best road cycling routes in Custer County

  • The most…

Last updated: May 10, 2026

12

riders

#1.

Custer loop via Needles Highway

51.0km

02:37

890m

890m

Cycle the Custer loop via Needles Highway, a moderate 31.7-mile route through Custer State Park with stunning granite formations and tunnels

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Moderate

5

riders

50.7km

02:39

840m

840m

Cycle the moderate Wildlife Loop Road in Custer State Park, a 31.5-mile route known for abundant wildlife and diverse terrain.

Moderate
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5

riders

Road cycling Mount Rushmore via Iron Mountain Road is a difficult 35.2-mile route with 3898 feet of gain, offering iconic views.

Hard

Cycle 27.0 miles (43.4 km) from Custer to Jewel Cave National Monument, a moderate ride through the scenic Black Hills.

Moderate

Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.

Hard

Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

Moderate

Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

Moderate

Hard road ride. Very good fitness required. Some segments of this route may be unpaved and difficult to ride.

Hard

Hard road ride. Very good fitness required. Some segments of this route may be unpaved and difficult to ride.

Hard

Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.

Hard
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Popular around Custer County

Road Cycling Routes in Custer State Park

Road Cycling Routes around Custer

George S. Mickelson Trail — rail to trail through Black Hills gold country

In the heart of the Black Hills in South Dakota – Centennial Trail

From the mountain peaks to the prairie – Rocky Mountains and Great Plains

Paha Sapa in South Dakota and Wyoming — the Black Hills loop

Hiking in Custer County

Cycling in Custer County

Running Trails in Custer County

Gravel biking in Custer County

Other adventures in Custer County

George S. Mickelson Trail — rail to trail through Black Hills gold country

Hiking Collection by

oliviakellis

Tips from the Community

Lauren & Bailey 🐕🐾
September 4, 2025, Jewel Cave National Monument

A large cave.

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A truly beautiful lake to walk around. The trail is easy, though there's a bit of a climb and a narrow cliff.

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A decorative gate to a private residence that can be admired from Old Hill City Road. The carved metal gate depicts local wildlife and mountain scenes.

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The Black Hills are fossil-rich and from a distance the darker and denser vegetated ridgelines make them appear dark or even black.

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mtm05005
December 30, 2024, Stockade Lake

Stockade Lake is the largest of Custer State Park's five lakes. It has a swimming beach, hiking trail, playground, group area and fishing.

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Legion Lake is part of Custer State Park in South Dakota. There is a campground and a lodge right next to the lake. The Legion Lake Trail goes around the lake and offers the opportunity to enjoy the water from all kinds of views on a short hike.

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Jewel Cave National Monument is the 3rd longest cave in the world. The cave has crystal covered walls, showing off such formations as cave bacon and cave popcorn. It is necessary to enter the caves with a guide.

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The Wildlife Loop Road in the Custer State Park is known for its abundance of wildlife that you will encounter along the road. Most common sightings are bison, pronghorn, whitetail and mule deer, elk, coyotes, burros, prairie dogs and much more. Please be aware that this is a popular road and always keep a distance between you and the wildlife.

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Frequently Asked Questions

How many road cycling routes are available in Custer County?

Custer County offers a diverse selection of over 15 road cycling routes. These routes cater to various skill levels, ranging from moderate rides through scenic landscapes to more challenging ascents with significant elevation gain.

What kind of terrain and scenery can I expect on road cycling routes in Custer County?

Road cycling in Custer County features a landscape characterized by rugged mountains, extensive forests, and picturesque water features. You'll encounter diverse terrain, from gentle slopes on trails like the George S. Mickelson Trail to challenging climbs on iconic scenic highways such as Needles Highway and Iron Mountain Road. Expect stunning granite formations, dense ponderosa pine forests, and panoramic views.

Are there any family-friendly road cycling options in Custer County?

While many routes in Custer County feature challenging terrain, the George S. Mickelson Trail offers a more gentle experience. This former railroad bed provides 109 miles of relatively flat riding, making it suitable for families. It has 15 trailheads with amenities, and sections within Custer County are ideal for leisurely rides.

What are some of the most scenic routes for road cycling in Custer County?

Several routes offer breathtaking scenery. The Custer loop via Needles Highway takes you through rugged granite formations and past Sylvan Lake. The Hill City via Iron Mountain Road route is famous for its unique 'Pigtail Bridges' and tunnels that frame Mount Rushmore. For wildlife viewing, the Wildlife Loop Road is highly recommended.

What kind of wildlife can I expect to see while cycling in Custer County?

Custer State Park, which many routes traverse, is home to abundant wildlife. On routes like the Wildlife Loop Road, you have excellent opportunities to spot nearly 1,300 bison, along with pronghorn antelope, elk, mountain goats, and deer. You might also encounter the park's famous begging burros.

Are there any circular road cycling routes in the area?

Yes, Custer County offers several excellent circular routes. For instance, the Custer loop via Needles Highway is a popular moderate option. Another is the Mount Rushmore loop, which provides a moderate challenge with rewarding views. For a more difficult ride, consider the Custer – Stockade Lake loop from Custer.

What do other road cyclists enjoy most about road cycling in Custer County?

The area is highly rated by the komoot community, with an average score of 5.0 stars. Reviewers often praise the stunning natural beauty, the variety of challenging climbs and scenic descents, and the unique experience of cycling through iconic landscapes like Needles Highway and Iron Mountain Road, often with wildlife sightings.

Are there any specific considerations for cycling on highways like Needles Highway or Iron Mountain Road?

These iconic highways offer incredible scenery but also present unique challenges. Needles Highway (SD Hwy 87 North) features narrow tunnels and winding roads, while Iron Mountain Road includes 'Pigtail Bridges' and tunnels. Cyclists should be prepared for varying traffic conditions and be aware of their surroundings. Some sections, like those in Wind Cave National Park, have wide shoulders (Highway 385), while others are narrower (Highway 87, recommended during off-peak times).

Where can I find parking or trailheads for road cycling routes in Custer County?

Many popular routes, especially those within Custer State Park and along the George S. Mickelson Trail, have designated parking areas and trailheads. The Mickelson Trail, for example, has 15 trailheads equipped with parking, toilets, and tables. Specific parking information can often be found on individual route pages or by checking local resources like Visit Custer's biking guide.

What is the best season for road cycling in Custer County?

The best season for road cycling in Custer County is generally spring through fall. Summer offers warm weather, but spring and fall provide cooler temperatures and often fewer crowds. It's important to note that some scenic drives, like Needles Highway, may be closed to motor vehicles in winter, making them accessible for biking during those times, though weather conditions can be challenging.

Are there any routes that pass by notable landmarks or attractions?

Absolutely. The Mount Rushmore via Iron Mountain Road route offers views of the famous monument. Many routes traverse Custer State Park, bringing you close to attractions like Sylvan Lake, Stockade Lake, and Legion Lake. The Custer to Jewel Cave National Monument route leads directly to the national monument known for its sparkling crystals.

Are there any fees or permits required for road cycling in Custer County?

While many roads are publicly accessible, cycling within Custer State Park or on the George S. Mickelson Trail may require a park entrance license or trail pass. For specific details on fees and permits, it's best to check the official South Dakota Game, Fish and Parks website or the Custer State Park visitor information, as these can vary. You can find more information on the South Dakota Game, Fish and Parks website.

Most popular routes in Custer County

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