Yellowstone is America's first national park and the world's largest active volcanic system. Home to over half the world's geysers, abundant wildlife including bison and grizzly bears, and vast backcountry. Use this packing guide as a starting point, then let PackList's AI personalize it based on your exact dates, activities, and gear preferences.
Essential Gear & Permits
Must-Have Essentials
- Bear spray (mandatory in backcountry)
- Bear canister for food storage
- Layers for all four seasons in one day
- Binoculars for wildlife watching
- Backcountry permit for overnight trips
- Insect repellent (mosquitoes are fierce in summer)
- First aid kit with blister treatment
What to Wear
Clothing & Footwear
- Moisture-wicking base layer (top and bottom)
- Fleece or down mid-layer
- Waterproof rain jacket and pants
- Warm hat and gloves (snow possible any month)
- Wool socks
- Waterproof hiking boots
- Gaiters for muddy trails
Gear & Equipment
Backpacking & Camping Gear
- Bear spray holster (must be immediately accessible)
- Water filter (many backcountry water sources)
- GPS device (trails can be remote)
- Camp stove rated for cold weather
- Sleeping bag rated to 15–20°F
- Tent rated for rain and wind
- Wildlife field guide
Food & Nutrition
Food Planning
- Bear-canister compatible foods (no strong-smelling snacks)
- High-calorie dehydrated meals
- Oatmeal and instant coffee for cold mornings
- Electrolyte packets
Safety Tips for Yellowstone
Stay 100 yards from bears and wolves, 25 yards from other wildlife
Never approach thermal features — thin crust can break (people have died)
Bear encounters: be loud on the trail, carry bear spray, know how to use it
Altitude ranges 5,000–11,000 ft — watch for altitude sickness
Popular Activities
wildlife watchinghikingbackpackingcampingphotographyfly fishing
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