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United States
Colorado
Boulder County

Kinnickinnick and Tungsten Loop Trail

Easy

3.4

(25)

93

runners

Kinnickinnick and Tungsten Loop Trail

00:25

3.49km

60m

Running

Easy 2.2-mile (3.5 km) jogging loop in Mud Lake Open Space, offering forest scenery and glimpses of Mud Lake.

Last updated: February 26, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Mud Lake Open Space

Waypoints

A

Start point

Parking

Get Directions

1

47 m

Mud Lake Trailhead

Highlight • Trail

There is a sizeable parking lot here with restrooms. From here you can access the network of nontechnical wooded trails and roads in Mud Lake Open Space.

Tip by

2

205 m

Mud Lake

Highlight • Lake

Mud Lake, located in Mud Lake Open Space, is a smaller lake with restrooms, covered picnic tables, and plenty of wildlife nearby.

Tip by

3

890 m

Mud Lake Open Space

Highlight • Trail

The trail network here has numerous nontechnical singletrack trails that weave around the lake and through the forest. The trails are fast and flowy.

Tip by

B

3.49 km

End point

Parking

Loading

Way Types & Surfaces

Way Types

3.17 km

243 m

< 100 m

Surfaces

3.36 km

133 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

Powered by Foreca

Today

Wednesday 8 July

22°C

11°C

76 %

Additional weather tips

Max wind speed: 14.0 km/h

to get more detailed weather forecasts along your route

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This route was planned by komoot.

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Frequently Asked Questions

How long does it take to jog the Kinnickinnick and Tungsten Loop Trail?

The Kinnickinnick and Tungsten Loop Trail is an easy route, typically taking around 25 minutes to complete for jogging. The full loop is approximately 3.5 km (2.2 miles).

Is the trail suitable for beginner joggers?

Yes, this trail is considered easy and is well-suited for beginner joggers. It features a peaceful forest setting with generally soft terrain underfoot, making it a pleasant experience for those new to trail jogging.

What is the terrain like on the Kinnickinnick and Tungsten Loop Trail?

The terrain is generally soft underfoot, winding through thick evergreen forests, aspens, and ponderosa pines. Conditions can vary from dry ground to mud or snow, depending on recent weather. While mostly mellow, accessing the Kinnickinnick Loop via the Tungsten Loop might present some sections with more loose rocks and roots.

What natural features and viewpoints can I expect to see?

You'll jog through serene evergreen and aspen forests. The trail offers glimpses of Mud Lake through the trees, with its calm surface reflecting the surroundings. There are also viewpoints providing vistas toward distant high mountain peaks.

What kind of wildlife might I encounter on the trail?

The area is known for its wildlife. Joggers might spot moose, elk, and black bear. Summer also brings beautiful wildflowers to higher elevations along the route.

Is the Kinnickinnick and Tungsten Loop Trail dog-friendly?

Yes, the trail is dog-friendly! Dogs are welcome but must be kept on a leash at all times to protect wildlife and ensure a pleasant experience for all visitors.

Where can I park to access the Kinnickinnick and Tungsten Loop Trail?

The trail is part of the Mud Lake Open Space. You can access it from the Mud Lake Trailhead, which typically has parking available. It's advisable to check the Boulder County Parks & Open Space website for current parking information.

Are there any permits or fees required to use the trail or Mud Lake Open Space?

As of current information, there are no specific permits or entrance fees required to access the Kinnickinnick and Tungsten Loop Trail or the Mud Lake Open Space. However, it's always a good idea to check the Boulder County Parks & Open Space website for any updates on regulations or fees: bouldercounty.gov.

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

The trail can be enjoyed year-round. In summer, you'll find pleasant temperatures and wildflowers. Fall offers beautiful foliage, especially from the aspens. In winter, it's suitable for snowshoeing or cross-country skiing, but be prepared for snow and potentially muddy conditions during thaws. Spring can be muddy as snow melts.

Does the trail intersect other well-known paths?

Yes, the route primarily follows sections of the Kinnickinnick Loop and the Tungsten Loop. It also briefly intersects with CoRd126J and the Caribou Ranch Link.

Are there facilities available at the trailhead?

Yes, the Mud Lake Trailhead offers amenities such as restrooms, picnic tables, and a group shelter, adding to the convenience of your visit.

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