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Running trails & routes
United States
Colorado
Boulder County

Aspen Alley Trail

Hard

2.6

(20)

88

runners

Aspen Alley Trail

00:31

3.91km

80m

Running

Jog the difficult 2.4-mile Aspen Alley Trail through stunning aspen groves with views of the Ten Mile Range near Breckenridge.

Last updated: February 26, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Roosevelt National Forest

Waypoints

A

Start point

Get Directions

1

8 m

West Magnolia Trailhead

Highlight • Parking

There is a dirt parking lot here with room for around a dozen vehicles. From here you can run, hike or bike on the dense trail system east or west of the highway

Tip by

2

736 m

Whoop-Di-Doos Trail

Highlight (Segment) • Trail

This sub-alpine trail has tons of wild flowers, gorgeous mountain views, and aspen lined trails, all while being within a stones throw from town!

Tip by

B

3.91 km

End point

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Way Types & Surfaces

Way Types

2.27 km

867 m

694 m

< 100 m

< 100 m

Surfaces

2.61 km

1.22 km

< 100 m

< 100 m

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Elevation

Elevation

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

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Weather

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Wednesday 22 July

24°C

11°C

-- %

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This route was planned by komoot.

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Frequently Asked Questions

Where can I park to access the Aspen Alley Trail?

The most common access point is near the West Magnolia Trailhead. Due to the trail's popularity, especially during peak season, arriving early or later in the day is recommended to secure parking and avoid crowds.

What is the best time of year to jog this trail?

The Aspen Alley Trail is particularly stunning in the fall when the aspen leaves turn a brilliant gold, creating a 'tunnel of light and color.' This makes it a prime spot for 'leaf peeping.' However, it can be heavily trafficked during this time, so consider visiting early or late in the day.

Is the Aspen Alley Trail dog-friendly?

Yes, the trail is dog-friendly! However, please ensure your dog remains on a leash at all times to protect wildlife and ensure a pleasant experience for all trail users.

Are there any permits or entrance fees required to use the trail?

No, there are typically no specific permits or entrance fees required to access the Aspen Alley Trail, as it is part of the Arapaho and Roosevelt National Forests & Pawnee National Grassland. However, always check local regulations before your visit, especially for parking areas.

What is the terrain like on the Aspen Alley Trail?

The trail is primarily a narrow dirt path, often described as a singletrack, featuring numerous switchbacks that wind through a beautiful aspen grove. It's well-maintained and includes some flowy berms from a 2014 realignment. You'll encounter some uphill sections, but they are generally manageable.

What can I see along the route?

Beyond the stunning aspen trees, especially vibrant in the fall, you can enjoy fantastic views of the Ten Mile Range (Breckenridge mountains) and glimpses of the Breckenridge Ski Resort. The trail also offers historical elements, such as views of a moderate tailing dump and an old ore car.

Is the trail suitable for beginners?

While rated as 'difficult' by komoot, many consider the Aspen Alley Trail to be on the easier side of moderate for jogging. It involves decent elevation gain, but the switchbacks make the steepness manageable. Starting from the Boreas Pass end can offer an easier downhill start compared to beginning at the Breckenridge Sawmill Museum.

Does the trail intersect other well-known paths?

Yes, the route also passes through sections of the Aspen Alley, Whoop-Di-Doos Trail, Handshake Trail, Clear Cut, Re-Root, Hobbit, and Super Vü trails.

How long does it typically take to jog the Aspen Alley Trail?

Based on komoot's data, a typical jogging duration for this route is around 31 minutes. This can vary depending on your pace and how often you stop to enjoy the scenery.

Is the trail a loop or an out-and-back?

The specific komoot route provided for 'Aspen Alley Trail via Whoop-Di-Doos and Super Vu Loop' suggests it is designed as a loop, incorporating various sections to create a circular jogging experience.

What should I be aware of regarding other trail users?

The Aspen Alley Trail is a popular shared-use trail. You should be aware of mountain bikers, as it's a common route for them. Always be courteous and communicate when passing or being passed.

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