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Routes
Running trails & routes
United States
Colorado
Larimer County

Deer Mountain Loop Trail

Hard

3.2

(21)

22

runners

Deer Mountain Loop Trail

02:16

16.8km

510m

Running

Jog the difficult 10.4-mile Deer Mountain Loop Trail in Rocky Mountain National Park, gaining 1661 feet for panoramic summit views.

Last updated: February 26, 2026

Waypoints

A

Start point

Parking

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1

4.81 km

Deer Mountain Summit

Highlight • Summit

Deer mountain due to its isolated position within the rocky mountains offers magnificent 360° views of the area.

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B

16.8 km

End point

Parking

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Way Types & Surfaces

Way Types

16.2 km

572 m

< 100 m

Surfaces

15.4 km

1.36 km

< 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.

Highest point (3,020 m)

Lowest point (2,550 m)

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Weather

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Today

Sunday 10 May

12°C

1°C

2 %

Additional weather tips

Max wind speed: 8.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

Where does the Deer Mountain Loop Trail start and where can I park?

The Deer Mountain Loop Trail is located in Rocky Mountain National Park. The main trailhead is typically accessed from the Deer Mountain Trailhead on US-36, west of Estes Park. Parking can be limited, especially during peak season, so arriving early is highly recommended.

Do I need a permit or pay an entrance fee for this trail?

Yes, as the trail is located within Rocky Mountain National Park, you will need to pay the park's entrance fee. Additionally, during specific hours and seasons (typically May through August), a timed entry reservation may be required to access parts of the park, including the area where this trail is located. Check the official nps.gov website for the most current requirements.

Is the Deer Mountain Loop Trail dog-friendly?

No, dogs are generally not permitted on trails in Rocky Mountain National Park, including the Deer Mountain Loop Trail. This is to protect wildlife and natural resources. Leashed dogs are allowed in developed areas, campgrounds, and along paved roads, but not on hiking or jogging trails.

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

The best time to jog the Deer Mountain Loop Trail is typically from late spring through early fall (May to October). During these months, the weather is generally milder, and the trail is free of significant snow. Summer offers lush forests and vibrant scenery, while fall brings beautiful aspen colors. Arriving early in the morning is advisable during peak season to avoid crowds and secure parking.

What is the terrain like on the Deer Mountain Loop Trail?

The terrain is rugged and uneven, characteristic of mountain trails. You'll encounter a mix of soil and rock, with exposed tree roots and branches. While there are smoother single-track sections, the trail also features technical areas that require attention, making it an engaging experience for joggers.

What kind of views and natural features can I expect along the route?

The trail offers stunning panoramic views. You can expect to see surrounding peaks, including Longs Peak, Upper Beaver Meadows, Moraine Park, Estes Park, the Mummy Range, and the mountains along the Continental Divide. The route winds through lush forests of aspen and pine trees, providing a diverse and scenic backdrop for your jog.

Are there any specific points of interest along the route?

Yes, a major highlight is the Deer Mountain Summit, which offers nearly 360-degree vistas of the surrounding Rocky Mountain National Park landscape. The loop itself provides continuous scenic beauty, and the summit is a rewarding point for a break and photos.

What wildlife might I see on the trail?

The Deer Mountain Loop Trail offers a good chance to spot various wildlife. Keep an eye out for deer and elk, which are common in the area. You might also encounter smaller mammals and a variety of bird species native to the Rocky Mountains.

Is this trail suitable for beginner joggers?

Given its 'difficult' rating, a distance of approximately 16.8 km (10.4 miles), and an elevation gain of over 500 meters (1,660 feet), this trail is generally considered moderately strenuous. While it can be a good option for acclimatizing to altitude, it's more suitable for joggers with some experience and a reasonable level of fitness rather than absolute beginners.

Does the trail intersect other well-known paths?

Yes, the route also passes through sections of the North Deer Mountain Trail, Deer Mountain Trail, Little Horseshoe Park Trail, and Upper Beaver Meadows Trail.

What are the winter conditions like on the trail?

During winter months, the Deer Mountain Loop Trail can be covered in snow and ice, making it significantly more challenging and potentially requiring specialized gear like microspikes or snowshoes. Conditions can vary greatly, so it's essential to check current trail conditions and weather forecasts before attempting the jog in winter.

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