Cirque of the Towers to Fremont Trail Loop
Cirque of the Towers to Fremont Trail Loop
4.6
(4285)
8,599
hikers
11:26
36.6km
1,080m
Hiking
Embark on the Cirque of the Towers to Fremont Trail Loop, a challenging hike spanning 22.7 miles (36.6 km) with a significant elevation gain of 3540 feet (1079 metres). This difficult route typically takes around 11 hours and 26 minutes to complete. As you traverse the rugged alpine terrain, you'll be immersed in dramatic scenery, highlighted by the iconic Cirque of the Towers. Here, towering granite peaks like Pingora and Wolf's Head dominate the skyline, forming a natural amphitheater. The trail also leads you past pristine alpine lakes, such as Big Sandy Lake and Mirror Lake, and through expansive meadows bursting with wildflowers.
Planning your visit requires careful consideration for this demanding loop. The optimal time to hike is generally from mid-July through September, when you can expect drier trails and minimal snow cover. While permits are not typically required for backpacking in the Wind River Range, you should always adhere to standard wilderness regulations. Given its length and difficulty, many hikers choose to complete this loop as a multi-day backpacking trip, allowing more time to appreciate the remote wilderness.
This route offers a deep dive into the Bridger Wilderness and Popo Agie Wilderness, showcasing the raw beauty of the Wind River Range. The Cirque of the Towers is renowned among climbers and hikers alike for its impressive granite formations and remote, high-alpine environment. You will experience a true sense of solitude and wildness, making it a standout adventure for those seeking a profound connection with nature. This trail is a prime example of the rugged, untamed landscapes that define this part of Wyoming.
Last updated: April 23, 2026
Tips
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1.19 km
Highlight • Trail
Tip by
8.49 km
Highlight • Lake
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10.5 km
Highlight • Lake
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15.6 km
Highlight • Natural Monument
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28.5 km
Highlight • Lake
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29.6 km
Highlight • Lake
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36.6 km
End point
Way Types & Surfaces
Way Types
32.6 km
3.59 km
343 m
Surfaces
20.1 km
16.4 km
< 100 m
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Elevation
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Weather
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Thursday 21 May
2°C
-9°C
57 %
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Max wind speed: 16.0 km/h
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This route was planned by komoot.
This challenging loop is generally recommended as a multi-day backpacking trip, often taking 3 to 5 days to complete. While the hiking duration is around 11.5 hours, the total time needed accounts for camping, breaks, and navigating the rugged terrain.
The ideal time to hike the Cirque of the Towers to Fremont Trail Loop is typically from mid-July through September. During this period, trails are usually dry and free from snow, and the peak mosquito season has passed. However, be prepared for unpredictable mountain weather and potential afternoon thunderstorms.
Permits are generally not required for backpacking in the Bridger Wilderness and Popo Agie Wilderness where this loop is located. However, standard wilderness regulations apply, such as camping a certain distance from lakes and streams, and practicing Leave No Trace principles. There are no entrance fees for these wilderness areas.
Yes, dogs are generally allowed on this trail within the Bridger Wilderness and Popo Agie Wilderness. However, they must be kept under control, and it's always best to check specific regulations regarding leashes and waste disposal to ensure a responsible visit.
The primary access point for this loop is the Big Sandy Trailhead. This trailhead offers parking, but it can fill up quickly, especially during peak season. Arriving early is recommended to secure a spot.
The loop offers consistently breathtaking views. Key highlights include the iconic Cirque of the Towers with its dramatic granite spires, and numerous pristine alpine lakes such as Big Sandy Lake, North Lake, Dads Lake, and Mirror Lake. You'll also traverse expansive meadows and forests.
Yes, the trail is considered strenuous in parts. Hiking the loop clockwise is often recommended, as it involves a steeper but shorter ascent to Texas Pass from Barren and Texas Lakes. Key challenging sections include Texas Pass, which is notably steep and can involve rock scrambling, and Jackass Pass, which involves an uphill climb and talus fields. The trail can also be very rocky after descending Texas Pass, and around Arrowhead Lake.
The trail traverses grizzly country, so hikers should be bear-aware and carry bear spray. You might also spot diverse wildlife such as moose, elk, mule deer, and various bird species in the varied ecosystems of the Wind River Range.
Yes, the route incorporates sections of several well-known paths, including the CDT hfqCT Cirque of the Towers Route, the Fremont Trail, the Hailey Pass Trail, and the CDT - Wyoming Section.
Yes, the trail passes numerous alpine lakes and streams, providing opportunities for water collection. However, all water should be filtered or treated before consumption to prevent illness.
For a multi-day hike, essential gear includes a sturdy backpack, tent, sleeping bag, cooking equipment, sufficient food, a water filter/purifier, navigation tools (map, compass, GPS), appropriate layers for varied mountain weather, rain gear, bear spray, and a first-aid kit. Trekking poles are highly recommended for the steep and rocky sections.