Threemile Campground

Star4.43
108 reviews
203A Yellowstone Ave, Cody, WY, 82414, USA

Quick Facts

6,700 ft

Price

$20 - $40/night

Booking

Reservable

Sites

20 campsites

Season

Open season runs fro...

Cell

No Service

Pets

Check Policy

RV Friendly

Opens Shoshone National Forest site

Official Website
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Real-Time Availability

Select a month, then check for open campsites

January 2026

Real-Time Availability

Select a month, then check for open campsites

January 2026
Threemile Campground
$20.00 - $40.00 / night
Campsite Fees
Site nightly rates range from $20 to $40 depending on the season and site type. An additional fee is collected at the campground for extra vehicles.
Standard Site Fee$0.00
Hookup Site Fee$0.00
Premium Site Fee$0.00
Hike and Bike Site Fee$0.00
Group Site Fee$0.00
Food Storage Locker Fee$0.00

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Provider
307-527-6921
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What Campers Say

4.43

Recommended

Based on 108 reviews

37 Google reviews

Most mentioned

viewscleanlocation

Some mention

noiseroad noisecell service

"Threemile Campground is frequently praised for its proximity to Yellowstone National Park, cleanliness, and quiet atmosphere. "Beautiful, secluded, and quiet at night," noted Lori Carney. Only hard-sided camping is permitted due to the presence of bears."

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Campground Map

203A Yellowstone Ave, Cody, WY, 82414, USA

Threemile Campground

203A Yellowstone Ave, Cody, WY, 82414, USA

Driving directionsFrom Cody, Wyo., follow Sheridan Avenue west through Cody until the road leaves town and becomes the Buffalo Bill Cody Scenic Byway (U.S. Highway 14/16/20). The campground is located almost 49 miles west of Cody, on the south side of U.S. Highway 14/16/20, next to the Shoshone River.
The campground is accessible via paved roads along the Buffalo Bill Cody Scenic Byway. Some reviews noted the road down to the campground is steep.
Nearby places
Cody (49 miles, approximately 1 hour drive), Yellowstone National Park East Entrance (3 miles, approximately 5 minutes).
Nearby supplies
Grocery store and basic supplies are available at Pahaska Tepee, approximately 1 mile west. Nearest gas station is 28 miles away.

Best Time to Camp at Threemile Campground

Experience the dramatic dance of mountain weather at Threemile, where warm summer days give way to crisp, star-filled nights that call for campfire stories and cozy sleeping bags. As autumn arrives, golden aspens paint the landscape before winter transforms the region into a crystalline wonderland of snow and ice. The ever-changing sky creates a dynamic backdrop for your adventures, while the possibility of spotting magnificent grizzlies adds an element of wild excitement to every season.

Best
Summer(Jun-Aug)
4.5 / 5

Open and busiest season; best access for fishing, hiking and Yellowstone visits.

Fall(Sep-Nov)
4.0 / 5

Cooler, less crowded; reviewers note fall wildlife activity and scenic conditions.

Spring(Mar-May)
2.5 / 5

Opens mid-May; limited spring window and variable weather reduce reliability for spring trips.

Winter(Dec-Feb)
Not recommended

Campground is closed in winter (season runs May 16–Sept 20).

Planning Tips
  • Peak Season: May 16, 2025 - September 20, 2025.. Book 2-3 months ahead.
  • Operating Season: Open season runs from May 16th to September 20th annually.

About Threemile Campground

Just three miles from Yellowstone's East Gate, Threemile Campground offers an intimate escape into Wyoming's wild heart. This secluded haven, exclusively for hard-sided RVs and trailers due to the area's active bear population, provides the perfect basecamp for adventurers seeking tranquility without sacrificing convenience. Modern amenities including bear-proof food lockers, vault toilets, and fresh drinking water ensure a comfortable stay while you immerse yourself in the untamed beauty of the Greater Yellowstone Ecosystem.
Threemile Campground exclusively accommodates hard-sided RVs and camp trailers due to bear activity in the area. It does not allow tent camping, pack animals, or off-road vehicles.
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Reserving a campsite

Check-in
Check-in is available starting at 2:00 PM.
Check-out
Check-out must be completed by 12:00 PM.
Stay Limit
You may stay up to 16 nights during a visit at this campground.

Amenities available

Potable water
Fire rings
Food storage lockers
Picnic tables
Firewood available
Vault toilets

Activities you can enjoy

Visitors to Threemile Campground can enjoy hiking, fly fishing, scenic driving, wildlife viewing, and exploring historic sites. The North Fork of the Shoshone River is a popular spot for rainbow and Yellowstone cutthroat trout fishing. "We did fly fish the North Fork of the Shoshone with some success," shared Julie K. Wildlife spotting opportunities include grizzly bears, elk, deer, and bald eagles.
HikingHiking trails are available, including access to the nearby Pahaska Trail leading into the North Absaroka Wilderness Area. Reviewer Randall J recommended hiking the Sunlight Trail.
FishingFishing is available in the North Fork of the Shoshone River, with opportunities to catch rainbow and Yellowstone cutthroat trout. "Loved being on the river so we could go fishing," commented Jennifer S.
Wildlife viewingWildlife viewing is abundant, with chances to see grizzly bears, elk, bison, bald eagles, and moose. Michael Bullock shared, "We did see a Grizzly Bear sow and her two cubs across the river from the campground."
Cultural and Educational ProgramsNearby Pahaska Tepee offers cultural and historical tours of Buffalo Bill's original hunting lodge, built in 1904, along with guided horseback rides and a museum.
Winter Activities
Water Sports
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Policies & Safety

Hazards & AlertsBear activity is common; visitors are advised to carry bear spray and use food lockers. Steep roads may pose challenges for larger RVs.
No Cell ServiceCell phone service is not available at this campground. Plan accordingly for emergencies and download offline maps before arriving.
Food Storage RequiredEach site includes a bear-proof food storage locker, essential due to frequent bear activity.

Weather at Threemile Campground

Reviews

4.4
108 reviews
Recommended
Recommended
Threemile Campground is recommended, placing it in the top 40% of campgrounds based on reviews
Threemile Campground is frequently praised for its proximity to Yellowstone National Park, cleanliness, and quiet atmosphere. "Beautiful, secluded, and quiet at night," noted Lori Carney. Only hard-sided camping is permitted due to the presence of bears.
Review Summaries
Based on 108 reviews

What Campers Love

Positive reviews highlight the cleanliness of the facilities, the campground’s scenic location by the river, and its convenient access to Yellowstone. "Clean, beautiful campground," remarked Linda...
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Based on 108 reviews

Common Concerns

Complaints include the lack of cell service and Wi-Fi, road noise during peak hours, as well as narrow campsites that may not accommodate RVs with slide-outs.
Based on 108 reviews

Pro Tips & Recommendations

Campers recommend bringing bear spray due to frequent bear sightings, as noted by George Spettigue: "Bear spray is a must for any outdoor activity." Arrive early as sites can fill up quickly.
Based on 108 reviews

Seasonal Insights

In summer, the campground is described as busy but well-maintained, with access to fishing and hiking. Fall reviews mention occasional bear sightings and cooler temperatures.
Based on 108 reviews

Camper Quotes

"We stayed here prior to our visit to Yellowstone. A wildfire took hold nearby...but we were able to access the campground and enjoyed hiking along the adjacent river," shared Teresa R. "Bear boxes...
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Based on 108 reviews

Site-Specific Reviews

Site #17 is highly praised for its proximity to the river and easy accessibility. "Site #17, east, was perfect! Nice long, straight driveway, easy in, right across from river access," shared Linda...
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Based on 108 reviews

Accessibility Features

Accessibility features such as bear-resistant food lockers and accessible water spigots are noted by users, but there are no reviews from individuals with disabilities specifically addressing their...
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Based on 108 reviews

Pet-Friendly Features

Threemile Campground does not explicitly mention pet policies. Users did not provide reviews related to pet experiences.
Based on 108 reviews

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Last updated January 13, 2026
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