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The Fitzpatrick Wilderness is located in the northern Wind River Range, directly east of Grand Teton National Park, and encompasses some of Wyoming's most glaciated peaks. This is a truly high-altitude environment, featuring rugged granite, vast snowfields, and numerous alpine lakes. What makes it special for mule deer is the extremely challenging terrain that funnels deer into specific basins and keeps human pressure low. Access points are limited, primarily from the Torrey Creek and Trail Lakes trailheads near Dubois, requiring a significant pack-in, often 7-15 miles, over steep passes. The ideal season is early archery or the first week of rifle season (September into early October) before heavy snows make higher elevations inaccessible. This is a hunt for expert mountaineering-style backpack hunters with top-tier fitness and navigation skills. Standard Wyoming deer tags are required, and wilderness permits are generally self-issued. Trade-offs include extreme physical demands at high elevations, significant exposure to weather, and the presence of grizzly bears. Expect to be above 10,000 feet for much of the hunt. **Highlights** * Extreme high-alpine hunting in a stunning glacial landscape * Opportunity for truly isolated hunting above timberline * Potential for spotting and stalking bucks in open, rocky terrain * Exceptional solitude due to challenging access and terrain * Iconic views of the Wind River Range's highest peaks **Watch-outs** * Extreme high altitude and demanding physical exertion * Significant exposure to severe, unpredictable mountain weather * Grizzly bear presence, especially in lower river bottoms * Steep, rocky, and potentially dangerous terrain; route-finding critical * Very limited access points and difficult bail-out options
Pros
- Opportunity for truly isolated high-alpine experience
- Exceptional solitude due to challenging access
- Stunning glacial landscapes and iconic peak views
- Potential for spotting and stalking in open terrain
- Unpressured game due to terrain and limited access
Cons
- Extreme physical demands at high elevation
- Significant exposure to severe, unpredictable weather
- Grizzly bear presence requires constant vigilance
- Very limited access points and difficult bail-out options
- Steep, rocky, and potentially dangerous terrain
Best uses
- Expert backpack hunting
- Mountaineering training
- Extreme backcountry exploration
- Solitary wilderness immersion
- Alpine wildlife photography
Specifications
- Location
- Shoshone National Forest, Wind River Range, Wyoming
- Unit Designation
- Unit 90
- Elevation Range
- Predominantly above 10,000 feet
- Primary Access
- Torrey Creek, Trail Lakes trailheads (Dubois)
- Permits
- Wyoming Deer Tags, self-issued wilderness permits
- Optimal Season
- Sept - early Oct (archery/first rifle)
Best for
Expert backpack hunting, Mountaineering training, Extreme backcountry exploration, Solitary wilderness immersion, Alpine wildlife photography
The Fitzpatrick Wilderness, nestled within Wyoming's Shoshone National Forest, represents a formidable high-altitude domain located directly east of Grand Teton National Park. This unit, designated 90, is defined by its rugged granite peaks, extensive snowfields, and numerous alpine lakes that characterize the northern Wind River Range. It’s an environment that demands respect, where elevations routinely surpass 10,000 feet, offering a truly vertical experience for those who venture deep into its core. The landscape itself acts as a natural funnel, guiding mule deer into specific basins while simultaneously keeping human pressure at bay due to the sheer difficulty of access and travel. Access to this wild expanse is notably limited, primarily through the Torrey Creek and Trail Lakes trailheads situated near Dubois. Expect a significant pack-in, often ranging from 7 to 15 miles, over steep passes before reaching prime hunting grounds. This is not a casual day trip but an immersive backcountry expedition. The ideal window for exploration and hunting spans from early archery season into the first week of rifle season, typically September through early October. Beyond this period, heavy snows rapidly render higher elevations impassable, cutting off what few escape routes exist. This environment caters specifically to expert mountaineering-style backpack hunters possessing elite fitness levels and robust navigation skills. Successfully operating in the Fitzpatrick Wilderness requires more than just physical prowess; it demands a deep understanding of high-alpine conditions and a meticulous approach to planning. Standard Wyoming deer tags are mandatory, and wilderness permits are typically self-issued at trailheads. The significant trade-offs include extreme physical exertion at altitude, constant exposure to unpredictable weather, and the ever-present threat of grizzly bears, particularly in lower river bottoms. This is a place where self-reliance isn't just a virtue, it's a necessity, with limited bail-out options once committed to the interior.
Terrain & Geography
This wilderness area is defined by its dramatic high-alpine character, dominated by rugged granite, vast snowfields, and numerous glacial lakes. As part of the northern Wind River Range, it features Wyoming's most glaciated peaks, creating an extremely vertical and challenging environment. Much of the area lies above timberline, offering expansive, open rocky terrain interspersed with steep basins and passes. Route-finding is critical, as defined trails may be sparse or obscured, and the landscape itself is a constant test of one's navigational abilities. The extreme topography funnels wildlife into specific corridors, a key consideration for strategic movement and observation.
Best Season & Weather
The prime window for accessing and enjoying the Fitzpatrick Wilderness is from early September through the first week of October. This period aligns with early archery and the initial stages of rifle season, offering the best balance of accessible terrain before heavy snows set in. Expect significant temperature swings, from warm, sunny days to freezing nights, even in September. Weather can change drastically and rapidly; snow, strong winds, and hail are always possibilities. Exposure to the elements is extreme at these altitudes, necessitating meticulous gear choices and a constant awareness of developing weather patterns. Beyond early October, higher elevations quickly become impassable.
Wildlife Encounters
The primary draw for many is the mule deer, which thrive in these challenging, high-altitude environments. While often concentrated in specific basins due to terrain, they are typically found above timberline in the rocky, open country. Spotting and stalking bucks in this exposed landscape is a hallmark of the experience. Beyond mule deer, the wilderness is home to bighorn sheep and other high-country species. Of critical importance is the strong presence of grizzly bears throughout the area, particularly in lower river bottoms and drainages where food sources are more abundant. Strict bear safety protocols are non-negotiable for all visitors.
Routes & Attractions
Key access points are the Torrey Creek and Trail Lakes trailheads near Dubois, which serve as launching pads for expeditions into the interior. Expect significant pack-ins, often 7-15 miles over steep passes, to reach the prime high-country areas. There are no 'easy' routes here; every path demands considerable physical effort and careful navigation. The 'attractions' are the iconic views of the Wind River Range's highest peaks, the glacial features, and the profound solitude found in its depths. There are no developed tourist attractions; the wilderness itself is the destination, requiring self-guided exploration and expertise.
Permits & Access
Access to the Fitzpatrick Wilderness requires a standard Wyoming deer tag for hunters. Additionally, wilderness permits are generally self-issued at the trailheads. These are primarily for visitor counting and do not typically involve quotas or reservations, though it is always wise to confirm current regulations. The limited access points, primarily from Dubois, mean that even getting to the trailhead can be a commitment. Once on the trail, the lack of developed infrastructure underscores the need for self-sufficiency. There are very few bail-out options once deep within the wilderness, so every decision from gear to route choice carries significant weight.
How we picked
We built this ranking from trip reports, agency data, permit records, and our editors' own time on the ground. 10 places made the final cut out of a much longer working list, and each one had to clear the same set of criteria before it earned a spot.
- Quality of the terrain
- Landscape, route variety, and whether the place rewards multiple days rather than one overlook.
- Season and weather windows
- How long the reliable window is, and how badly the shoulder seasons punish a bad forecast.
- Access and permits
- Trailhead logistics, permit odds, quotas, and how much lead time a trip realistically takes.
- Solitude vs. crowding
- How far you have to walk before the place feels like wilderness instead of a queue.
- Wildlife and ecology
- What you can reasonably expect to see, and what you have to plan around.
- Risk and skill required
- Navigation, water crossings, exposure, and rescue distance — stated plainly.
Fitzpatrick Wilderness (Unit 90) — frequently asked questions
- Is Fitzpatrick Wilderness (Unit 90) worth the trip?
- We rank it #8 in WY Mule Deer Backpacking Units. The Fitzpatrick Wilderness is located in the northern Wind River Range, directly east of Grand Teton National Park, and encompasses some of Wyoming's most glaciated peaks. This is a truly high-altitude environment, featuring rugged granite, vast snowfields, and numerous alpine lakes.
- Who is Fitzpatrick Wilderness (Unit 90) best for?
- Best for expert backpack hunting, mountaineering training, extreme backcountry exploration and solitary wilderness immersion. Standouts: opportunity for truly isolated high-alpine experience and exceptional solitude due to challenging access.
- What are the drawbacks of Fitzpatrick Wilderness (Unit 90)?
- Extreme physical demands at high elevation, Significant exposure to severe, unpredictable weather and Grizzly bear presence requires constant vigilance.
- What are the key details for Fitzpatrick Wilderness (Unit 90)?
- Location: Shoshone National Forest, Wind River Range, Wyoming · Unit Designation: Unit 90 · Elevation Range: Predominantly above 10,000 feet · Primary Access: Torrey Creek, Trail Lakes trailheads (Dubois) · Permits: Wyoming Deer Tags, self-issued wilderness permits
- Terrain & Geography — what should I know about the Fitzpatrick Wilderness (Unit 90)?
- This wilderness area is defined by its dramatic high-alpine character, dominated by rugged granite, vast snowfields, and numerous glacial lakes. As part of the northern Wind River Range, it features Wyoming's most glaciated peaks, creating an extremely vertical and challenging environment.
- Best Season & Weather — what should I know about the Fitzpatrick Wilderness (Unit 90)?
- The prime window for accessing and enjoying the Fitzpatrick Wilderness is from early September through the first week of October. This period aligns with early archery and the initial stages of rifle season, offering the best balance of accessible terrain before heavy snows set in.
Where on earth
Satellite imagery flying in from a world view to Fitzpatrick Wilderness (Unit 90), Wyoming, United States. Use the + / − buttons, or click the map to zoom with your scroll wheel; drag to pan and pinch to zoom on touch.
Fitzpatrick Wilderness, Dubois, WY 82513, USA · 43.191, -109.649
Wildlife found around Fitzpatrick Wilderness (Unit 90)
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