National Park Service · North Dakota
Cottonwood Campground (Theodore Roosevelt NP · South Unit)
Near Medora, North Dakota — $14–$28 a night and rigs to 35 ft by our record.
Quick answer
Can I bring an RV to Cottonwood Campground?
What length RV fits Cottonwood Campground? Our record: Cottonwood Campground takes rigs up to 35 ft. 6 months ahead via Recreation.gov. Book on the operator's own page.
- Open: Our record: Year-round (limited winter water).
Camping at Cottonwood Campground? Tell us the nights.
One email when a North Dakota owner lists a rig for those nights.
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On the ground
Bison herd grazes the campground regularly — wake to muzzles 10 ft from your tent. Loop B has the prairie-dog town next door. The 36-mile loop drive starts here.
From our record
- Open
- Year-round (limited winter water)
- Booking
- 6 months ahead via Recreation.gov
- On site
- Pets allowed, Fire rings
- Camping styles
- RV-friendly, Tent camping
What a posted rig limit measures
- Pad length — the rig plus anything it tows
- Height — what the branches and the awning need
- Turning arc — the swing off the loop road
Keep planning North Dakota
More North Dakota campgrounds
Around Medora
The rest of the North Dakota trip
Cottonwood Campground (Theodore Roosevelt NP · South Unit) questions
- What length RV fits Cottonwood Campground?
- Our record: Cottonwood Campground takes rigs up to 35 ft.
- When is Cottonwood Campground open?
- Our record: Year-round (limited winter water).
- How do I reserve a site at Cottonwood Campground?
- 6 months ahead via Recreation.gov. Book on the operator's own page.
Before you go
North Dakota rules for RV renters
North Dakota rules
Verified 2026-05-10
- Rental tax
- 7%
- Min driver age
- 21+ · 25+ Class A
- Gravel roads
- Allowed, disclose
- Generator quiet hours
- 22:00-07:00
- Alcohol in cabin
- No open container
- Dump station
- Standard