RV Sites
Jennifer S
VerifiedOctober 3, 2021 Stayed at: 019, Loop: East Area
I loved this campground and it’s proximity to Yellowstone. Loved being on the river so we could go fishing. Restroom was very clean!!
Helpful
Featured amenities
Picnic Table
River Access
Fire Pit
About Threemile Campground
Threemile Campground is located just three miles from the east entrance of Yellowstone National Park, and 50 mi from the full service gateway community of Cody, in northwestern Wyoming. The area is an ideal destination for a family getaway, with many opportunities for outdoor recreation. Hard-sided camp trailers and RVs are required.
Available sites
8 total sitesSeasonal information
2026
(Current year)
2026 Season availability
Current season
Upcoming seasons
Past seasons
Closed periods
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Currently closed
Campground Amenities
Most popular amenities
Picnic Table
River Access
Fire Pit
Cooking and Fire
- Picnic Table
- Fire Pit
Water Access
- River Access
Missing information?
Rates, Sites & Availability
Select check-in and check-out dates to see real-time availability for each site.
8 Sites Available
🚐
001, Loop: East Area
RV
Pet Friendly · Gravel · Driveway entry: Back-In
🚐
002, Loop: East Area
RV
Pet Friendly · Gravel · Pull-through
🚐
003, Loop: West Area
RV
Pet Friendly · Gravel · Pull-through
🚐
004, Loop: West Area
RV
Pet Friendly · Gravel · Pull-through
🚐
017, Loop: East Area
RV
Pet Friendly · Gravel · Driveway entry: Back-In
🚐
018, Loop: East Area
RV
Pet Friendly · Gravel · Driveway entry: Back-In
🚐
019, Loop: East Area
RV
Pet Friendly · Gravel · Driveway entry: Back-In
🚐
020, Loop: East Area
RV
Pet Friendly · Gravel · Driveway entry: Back-In
No sites found matching your criteria.
No available sites
All sites are booked for your selected dates. Try showing all sites to see booked options, create an alert to be notified when something opens up, or adjust your dates.
0 more sites below
Site Details
Select a site to view details
8 Sites Available
Site
Price
🚐
001, Loop: East Area
RV
Pet Friendly · Gravel · Driveway entry: Back-In
🚐
002, Loop: East Area
RV
Pet Friendly · Gravel · Pull-through
🚐
003, Loop: West Area
RV
Pet Friendly · Gravel · Pull-through
🚐
004, Loop: West Area
RV
Pet Friendly · Gravel · Pull-through
🚐
017, Loop: East Area
RV
Pet Friendly · Gravel · Driveway entry: Back-In
🚐
018, Loop: East Area
RV
Pet Friendly · Gravel · Driveway entry: Back-In
🚐
019, Loop: East Area
RV
Pet Friendly · Gravel · Driveway entry: Back-In
🚐
020, Loop: East Area
RV
Pet Friendly · Gravel · Driveway entry: Back-In
No available sites
All sites are booked for your selected dates. Try showing all sites to see booked options, create an alert to be notified when something opens up, or adjust your dates.
Reviews
108 reviews
Summary
Threemile Campground offers a fantastic location just 3 mi from the East Entrance of Yellowstone, making it an ideal spot for visitors looking to avoid traffic. The campground is clean, quiet, and features beautiful river views, enhancing the overall camping experience. While there is no water source on-site, helpful hosts provide valuable information, and nearby options are available for filling water tanks.
Based on guest feedback
4.5
Overall rating
Based on 108 reviews
5 stars
61.1% (66)
4 stars
31.5% (34)
3 stars
5.6% (6)
2 stars
1.9% (2)
1 star
0.0% (0)
Showing 108 reviews
Verified Only
Sort by: Newest First
Jennifer S
VerifiedOctober 3, 2021 Stayed at: 019, Loop: East Area
I loved this campground and it’s proximity to Yellowstone. Loved being on the river so we could go fishing. Restroom was very clean!!
Helpful
Deirdre K
VerifiedSeptember 29, 2021 Stayed at: 001, Loop: East Area
Sites felt private and location was close to Yellowstone National Park entrance. Quiet space
Helpful
Deirdre K
VerifiedSeptember 29, 2021 Stayed at: 001, Loop: East Area
Sites felt private and location was close to Yellowstone National Park entrance. Quiet space
Helpful
Elliott M
VerifiedSeptember 22, 2021 Stayed at: 017, Loop: East Area
Very nice campground by a scenic river. Only negative was the road noise, but it's a convenient location to Yellowstone.
Helpful
Elliott M
VerifiedSeptember 22, 2021 Stayed at: 017, Loop: East Area
Very nice campground by a scenic river. Only negative was the road noise, but it's a convenient location to Yellowstone.
Helpful
Chester B
VerifiedSeptember 21, 2021 Stayed at: 017, Loop: East Area
very clean grounds and washrooms. convenient to east gate at YS. ranger was very helpful in arranging FF site.
Helpful
Ruth D
VerifiedSeptember 21, 2021 Stayed at: 004, Loop: West Area
Nice quiet campground. A bit far from Yellowstone for day trips, with a very steep road in, but doable. Sites 12 and 15, by the river are the best.
Helpful
Isabelle d
VerifiedSeptember 21, 2021 Stayed at: 003, Loop: West Area
This campground is really far from any attraction in Yellowstone.
Very remote, no view.
OK for 1 night.
Helpful
Chester B
VerifiedSeptember 21, 2021 Stayed at: 017, Loop: East Area
very clean grounds and washrooms. convenient to east gate at YS. ranger was very helpful in arranging FF site.
Helpful
Location & Directions for Threemile Campground
203 A Yellowstone Ave, Cody, WY 82414 United States
Elevation: 2,021 ft
Getting There
From 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 mi west of Cody, on the south side of U.S. Highway 14/...
From 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 mi west of Cody, on the south side of U.S. Highway 14/16/20, next to the Shoshone River.
Highway access
Threemile Campground is accessible via U.S. Highway 14/16/20, located approximately 49 miles west of Cody, Wyoming.
Near Yellowstone National Park
The closest entrance is: East Entrance
Approximate drive: 3.2 mi · 6 min
Nearby Campgrounds
Nearby destinations
Last updated: October 25, 2026
Need help?
Our team is here to help you find the perfect spot for your next adventure.
Message us
Replies within minutes
Explore Cody, WY
Population: 10,276
Nearby city: Bozeman, MT
Approx. 98 mi away (straight-line distance)
Elevation: 4,997 ft
Cody, WY
Weather & Conditions
Loading destination weather
From our Travel Guides
Managed by the USDA Forest Service