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United States
Utah

Summit County

The best gravel rides in Summit County

4.6

(13)

277

riders

23

rides

Gravel biking in Summit County, Colorado, offers routes through the Rocky Mountains, featuring diverse terrain and significant elevation changes. The region is characterized by high-alpine landscapes, including views of the Continental Divide and the expansive Dillon Reservoir. Riders encounter historic mining areas, aspen groves, and mountain passes, providing varied surfaces and scenic backdrops. The trail network caters to different skill levels, from leisurely rides around reservoirs to challenging climbs over mountain passes.

Best gravel bike trails in Summit County

  • The most popular gravel bike trail is Union Pacific Rail Trail and Echo Reservoir Loop, a 69.3 miles (111.6 km) trail that takes 9 hours 7 minutes to complete. This difficult route combines a historic rail trail with scenic reservoir views.
  • Another top favourite among local gravel bikers is Union Pacific Rail Trail and Round Valley Loop, a moderate 17.3 miles (27.8 km) path. This route offers a mix of rail trail riding and valley scenery.
  • Local gravel bikers also love the McPolin Barn – Swaner Nature Preserve loop from Deer Valley, a 24.3 miles (39.1 km) trail leading through a nature preserve and past historic landmarks, often completed in about 2 hours 35 minutes.
  • Gravel biking in Summit County is defined by Rocky Mountain landscapes, the Continental Divide, and the Dillon Reservoir. The network offers options for various ability levels, from moderate valley loops to difficult high-alpine ascents.
  • The routes in Summit County are highly rated by the komoot community with an average score of 4.6 stars from 9 reviews. More than 230 gravel bikers have used komoot to explore Summit County's varied terrain.

Last updated: September 27, 2026

54

riders

#1.

Union Pacific Rail Trail and Echo Reservoir Loop

112km

09:07

860m

860m

Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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Hard

5.0

(2)

16

riders

Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Moderate
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Hard gravel ride. Good fitness required. You may need to push your bike for some segments of this route.

Hard

Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Moderate

Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Moderate

Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Moderate

Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Moderate

Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Hard

Easy gravel ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.

Easy

Hard gravel ride. Good fitness required. You may need to push your bike for some segments of this route.

Hard
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Tips from the Community

Heiko Edelmann
September 27, 2026, Park City Downtown

Nice small town with many shops, it also looks almost like you know it from the movies.

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On an old legendary railway line.

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Sue
June 18, 2025, City Park

City Park is beautiful, with ample green space, art displays, and breathtaking views. The park includes several large lawns that are ideal for a lovely picnic. There are also ball fields, basketball and volleyball courts, and restrooms, making it an excellent afternoon spot on a sunny day.

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Echo Reservoir is a manmade lake within Echo State Park. It is a popular spot for outdoor lovers. The Union Pacific Rail Trail passes close to the banks of the reservoir, so you get a great view of the water.

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The Union Pacific Rail Trail is an almost 27-mile trail that runs from Park City to Echo. While it is a popular spot for hiking and biking, but there is a good chance you will have the trail to yourself. The trail is mostly gravel, but this section in Park City is paved.

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Park City Ski Resort is a top destination for both mountain biking and bike touring. The resort offers a mix of lift-served trails for all skill levels, from beginner to advanced, as well as scenic routes that connect to the extensive bike network in the area. It’s a great base for exploring the stunning mountain landscapes, whether you’re tackling challenging singletrack or enjoying a touring adventure through the surrounding terrain. Check trail conditions and lift schedules ahead of your visit.

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mtm05005
December 23, 2024, Hat Trick Trail

The Hat Trick Trail is a great trail through Round Valley. The trail is compacted gravel and is wide, so it is perfect for a gravel bike. There is some elevation change, but the inclines are well graded.

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mtm05005
December 23, 2024, Silver Quinn Trail

The Silver Quinn Trail is a paved trail that runs north of Park City. It is almost 4 miles long and connects with some off-road trails if you want to extend your ride.

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Frequently Asked Questions

How many gravel bike trails are available in Summit County?

Summit County offers over 20 gravel bike trails, catering to various skill levels. You'll find a mix of moderate and difficult routes, with a few easier options as well.

What kind of terrain can I expect on gravel bike trails in Summit County?

Gravel biking in Summit County features diverse terrain, from smooth gravel paths to more challenging high-alpine ascents. You'll ride through the Rocky Mountains, experience significant elevation changes, and encounter historic mining areas, aspen groves, and mountain passes. Many routes offer breathtaking views of the Continental Divide and the expansive Dillon Reservoir.

Are there any family-friendly gravel biking options in Summit County?

While many routes offer challenging terrain, the region also has options suitable for families. The Summit County Recreational Pathway System (Recpath) provides over 55 miles of paved pathways that connect towns and often run adjacent to or provide access to gravel sections, offering scenic and leisurely rides. For a moderate gravel experience, consider the Union Pacific Rail Trail and Round Valley Loop.

What are some notable landmarks or natural features I might see while gravel biking?

You'll encounter stunning natural beauty and historical sites. Many routes offer views of the Continental Divide and the Dillon Reservoir. Historic mining areas like the Sallie Barber Trail provide insights into the region's past. You can also explore beautiful aspen groves, especially vibrant in the fall, and pristine alpine lakes such as Shadow Lake or Lily Lake. The Union Pacific Rail Trail itself is a significant feature, offering a unique riding experience.

Are there any circular gravel bike routes in Summit County?

Yes, there are several circular routes. For example, the McPolin Barn – Swaner Nature Preserve loop from Deer Valley is a popular 39.1 km (24.3 mi) loop. Another option is the Union Pacific Rail Trail and Round Valley Loop, a moderate 27.8 km (17.3 mi) circular path.

What do other gravel bikers enjoy most about gravel biking in Summit County?

The area is highly rated by the komoot community, with an average score of 4.6 stars from 9 reviews. Riders often praise the diverse terrain, from moderate valley loops to challenging high-alpine ascents, and the stunning Rocky Mountain landscapes, including views of the Continental Divide and Dillon Reservoir.

What is the best time of year for gravel biking in Summit County?

The best time for gravel biking in Summit County is generally from late spring through early fall. During these months, the weather is more favorable, and most trails are free of snow. Fall offers the added beauty of vibrant aspen groves. Always check local conditions before heading out, especially for higher elevation passes.

Are there any challenging gravel routes for experienced riders?

Absolutely. Summit County offers several difficult routes for experienced gravel bikers. The Union Pacific Rail Trail and Echo Reservoir Loop is a challenging 111.6 km (69.3 mi) route. Other difficult options include the Silver Quinn Trail loop from Highland Drive Trailhead Parking and the McPolin Barn – Union Pacific Rail Trail loop from Deer Valley.

Can I access gravel trails using public transport in Summit County?

Summit County has a free public transportation system, the Summit Stage, which connects towns like Breckenridge, Frisco, Dillon, and Silverthorne. While it can get you close to many trailheads, direct access to all gravel trails might require some additional riding or planning. The paved Summit County Recreational Pathway System (Recpath) is well-connected by public transport and can serve as a starting point for exploring gravel sections.

Where can I find parking for gravel biking trailheads?

Parking is generally available at various trailheads throughout Summit County. Specific parking information can often be found on individual route pages or local government websites. For example, the Union Pacific Rail Trail – Silver Quinn Trail loop starts from Highland Drive Trailhead Parking, indicating dedicated parking facilities.

Are there any easy gravel bike trails for beginners?

Yes, while many routes are moderate to difficult, there are easier options. The French Gulch Road to Sally Barber Road is described as a short and easy gravel ride, suitable for those new to gravel biking. Additionally, sections of the Summit County Recreational Pathway System (Recpath), though mostly paved, offer a gentle introduction to the region's scenic beauty and can lead to less technical gravel paths.

What is the elevation like for gravel biking in Summit County?

Summit County is nestled in the Rocky Mountains, with an average elevation of 6,800 feet. This means you can expect significant elevation gains on many routes, offering challenging climbs and spectacular views. Even moderate routes will involve some climbing, contributing to the high-country experience.

Most popular routes in Summit County

Hiking in Summit County

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Check out more Gravel rides throughout Summit County below and find the perfect route in your destination.

SnydervilleSilver SummitPark CityEast BasinSummit Park

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