Threemile Campground
Shoshone National Forest — riverside, fishing, hiking
Location: Cody, WY, WY
Price: From $20 per night
Price range: $20–$40 per night
Rating: 4.5 out of 5 (54 reviews)
Season: Memorial Day through Labor Day
Threemile Campground is located just three miles from the east entrance of Yellowstone National Park, and 50 miles 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.The campground offers family campsites for hard-sided camp trailers and RVs.
Cell coverage (FCC estimate): none signal. Actual signal may vary in remote areas.
Amenities: Fire Rings, Picnic Tables, Vault Toilets, Drinking Water, Bear Boxes, Fishing, Firewood for Sale
Availability alerts: Set a free cancellation alert at camperwatch.org/campground/threemile-campground to be notified when sites open up.
Threemile Campground offers a peaceful, secluded setting just 3 miles from Yellowstone's East entrance with campsites along the Shoshone River. Excellent for fishing, hiking, wildlife viewing, and scenic driving with a 4.6/5 rating from 42 Google reviews.
Wildlife alert: Grizzly bears and American black bears are present in the area; hard-sided campers required. Also watch for American bison, osprey, and golden eagles.
Insider tips for Threemile Campground: Arrive early or use first-come, first-served sites as this is a popular federal campground No cell service available—plan accordingly Bring your own water containers as water is from a pump; no RV dump station on-site
Skip Threemile Campground if: You need RV hookups (electric, water, or sewer). You have soft-sided campers or tents—only hard-sided RVs and trailers permitted. You plan to visit outside Memorial Day through Labor Day (seasonal closure). You require cell service or full amenities.
Best time to visit Threemile Campground: July — Peak season with verified camper experience of first-come, first-served availability and excellent conditions for Yellowstone access.
Nearby campgrounds: Rex Hale (CODY, WY), Clearwater Campground (Cody, WY), Wapiti Campground (CODY, WY), Big Game Campground (CODY, WY).
Cell Phone Coverage at Threemile Campground
Cell signal at Threemile Campground (Cody, WY): none overall signal based on FCC broadband data.
Coverage data source: FCC Broadband Data Collection (BDC). Actual signal may vary due to terrain, tree cover, and distance from towers. Camper reports are more reliable than coverage maps in remote areas.
Threemile Campground is located just three miles from the east entrance of Yellowstone National Park, and 50 miles 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.The campground offers family campsites for hard-sided camp trailers and RVs.
Verified facts
RIDB / Recreation.gov official databaseAmenities
RIDB /facilities /campsites · owner-verifiedStraight talk
CamperWatch intel · curated from camper reportsKnown issues, each with the workaround. Read before you book.
Insider tips & when to go
CamperWatch intel · hand-curated entryArrive early or use first-come, first-served sites as this is a popular federal campground
No cell service available
plan accordingly
Bring your own water containers as water is from a pump; no RV dump station on-site
Peak season with verified camper experience of first-come, first-served availability and excellent conditions for Yellowstone access
Things to do nearby
RIDB /activities /recareas + intelConditions today
LiveCell signal
FCC BDC · quarterly datasetFCC maps are theoretical — camper reports confirm signal.
Wildlife nearby
iNaturalist · research-grade · 8 kmLocation
Leaflet · OpenStreetMap tiles
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 miles west of Cody, on the south side of U.S. Highway 14/16/20, next to the Shoshone River.
Campground entrance
Google Maps APICommunity
#community · posts, photos & Q&A · AI-moderated (Claude Vision)Pro tips
- Book on recreation.gov exactly 6 months ahead at 10am ET — Shoshone National Forest fills fast in peak season.
- Check current road conditions at Shoshone National Forest before arrival — seasonal closures common.
- Bear country — store all food in bear boxes or locked vehicle at all times.
Frequently asked questions
RIDB facts + intel · FAQPage schema, speakableHow much does Threemile Campground cost per night?+
What season is Threemile Campground open?+
Does Threemile Campground have hookups?+
What is the maximum RV length at Threemile Campground?+
How do I make reservations at Threemile Campground?+
What is the cell service like at Threemile Campground?+
What season is Threemile Campground open, and what are check-in times?+
Official resources
●Data sources on this page
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