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Routes
Running trails & routes
United States
Colorado
Jefferson County

Plymouth Mountain Loop

Hard

4.7

(4444)

5,342

runners

Plymouth Mountain Loop

01:43

13.9km

450m

Running

Challenge yourself on the Plymouth Mountain Loop, a difficult jogging route spanning 8.7 miles (13.9 km) with a significant 1488 feet (454 metres) of elevation gain. This demanding loop typically takes around 1 hour and 42 minutes to complete. As you ascend, you will encounter varied terrain, from smoother sections…

Last updated: April 23, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Deer Creek Canyon Park

Waypoints

A

Start point

Parking

Get Directions

1

2.13 km

Meadowlark Trail Viewpoint

Highlight • Viewpoint

Great spot to take a break from hiking and enjoy the view!

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2

6.96 km

View of Plymouth Mountain

Highlight • Viewpoint

Watch for wildlife, for the abundant scrub oak in the area provides food and cover for birds, elk, bears and mountain lions.

Fun Fact: Alferd Packer, the infamous cannibal, spent …

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3

11.2 km

Plymouth Creek Trail

Highlight (Segment) • Trail

The climb from South Valley Park up to Deer Creek Canyon Park is tough, but you get some of the best views of the skyline of Denver – and a great downhill is waiting for you as well.

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B

13.9 km

End point

Parking

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Way Types & Surfaces

Way Types

9.67 km

4.23 km

< 100 m

Surfaces

13.8 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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Today

Wednesday 27 May

16°C

10°C

86 %

Additional weather tips

Max wind speed: 12.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

Where can I park to access the Plymouth Mountain Loop?

The Plymouth Mountain Loop is located within Deer Creek Canyon Park. You can typically find parking at the main trailhead for the park, which provides access to the various trails, including this loop. It's advisable to arrive early, especially on weekends, as parking can fill up.

Is this trail dog-friendly?

Yes, dogs are generally welcome on the trails within Deer Creek Canyon Park, including the Plymouth Mountain Loop. However, they must be kept on a leash at all times to protect wildlife and ensure a pleasant experience for all visitors.

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

The best time to jog this loop is from mid-spring through late fall when the weather is most favorable. While accessible year-round, winter conditions can make it challenging, requiring appropriate gear like Yaktrax for icy or snowy sections.

Are there any fees or permits required to access Deer Creek Canyon Park?

No, there are typically no entrance fees or permits required to access Deer Creek Canyon Park, where the Plymouth Mountain Loop is located. It is free to enjoy the trails.

What kind of terrain can I expect on this jogging route?

The route features diverse terrain. You'll encounter sections of 300-million-year-old red and white sandstones, transitioning to older, harder rocks. Expect a mix of singletrack and wider paths, with rocky portions and roots, particularly on steeper ascents like 'The Wall'.

Is this a suitable trail for beginner joggers?

This loop is generally considered a challenging jog due to its significant elevation gain and varied, often rocky terrain. It's rated as 'difficult' for jogging, making it more suitable for experienced joggers rather than beginners.

What are the main viewpoints or attractions along the way?

The loop offers numerous scenic spots. You'll find panoramic views of red rock formations, the plains to the east, Chatfield Reservoir, and even downtown Denver. Be sure to look out for the Meadowlark Trail Viewpoint and the View of Plymouth Mountain. The trail also winds through lush forests and extensive patches of Gambel oak.

Does this loop connect to other trails in Deer Creek Canyon Park?

Yes, the Plymouth Mountain Loop is part of a larger network of trails within Deer Creek Canyon Park. It connects with and utilizes sections of trails such as the Meadowlark Trail, Plymouth Creek Trail, Homesteader Trail, and the Denver Orbital Trail, offering options to extend or vary your run.

What is 'The Wall' and how challenging is it?

'The Wall' is a well-known, particularly steep and rocky section of the ascent on this route. It presents a significant challenge for joggers, requiring a strong effort to navigate its incline and uneven surface.

What's the best direction to jog the Plymouth Mountain Loop?

For a more gradual decline after the main ascent, many find jogging the loop in a counter-clockwise direction preferable. This approach allows for a leg-pumping climb up 'The Wall' followed by a more manageable descent.

Is the Plymouth Mountain Loop suitable for families with young children?

Given its 'difficult' rating for jogging, significant elevation gain, and rocky terrain, the full Plymouth Mountain Loop is generally not recommended for families with young children or those seeking an easy stroll. Deer Creek Canyon Park does offer other, more family-friendly trails for a gentler experience.

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