M-K Campground

M-K is a free campground located 3 miles up the Main Fork Rock Creek Road #2421, not far from the Beartooth Highway.  Mount Maurice Trail (#6) Corral Creek Trail (#9), Beartrack Trail (#8), Lake Fork Trail (#2), Parkside National Recreation Trail (#103), Hellroaring Plateau Trail (#11), Glacier Lake Trail (#3), Sheridan Campground, Rattin Campground, Parkside Campground, Limber Pine Campground and Greenough Lake Campground are also located in the Man Fork Rock Creek drainage.

  • Camp sites: 10
  • Max Trailer Length: 20ft
  • Host: No
  • Accessible Facilities: Vault Toilets
  • Trash Pickup: No
  • Firewood: No. Don't move firewood to other areas or bring in outside firewood. Prevent the spread of tree-killing insects by obtaining firewood near your destination and burning it there.

No Reservations: This campground does not use a reservation system, it is managed on a first-come, first-served basis. Be aware the campground may fill up on weekends & holidays during the summer months and you should arrive in the early afternoon to ensure there is a space available for the night. There is a 16 day stay limit.  Some sites have bear resistant food storage lockers.

M-K Campground is open May 26- September 6 Full service. In the off-season there are no services, the campground is not maintained, and roads are not plowed. If you visit outside the peak fee season, please bring your own water, toilet paper (outhouse will remain open), and please pack out your trash.

Directions from district office:
Drive south on US Hwy 212 towards Cooke City for 10.9 miles. Turn right onto the Main Fork Rock Creek Rd (FR #2421). Drive 0.9 miles past Parkside, Greenough and Limberpine Campgrounds. Turn left
just have to Limberpine Campground to continue on the Main Fork Rock Creek Rd. Drive 2.6 miles to the campground.

*Please be advised the Main Fork Rd. is bumpy and rocky, especially beyond M-K campground. High clearance vehicles are recommended.

Beartooth Ranger District
6811 Hwy 212
Red Lodge, MT 59068
(406) 446-2103

At a Glance

Fees: Free
Open Season: 5/26 – 9/6 Full service, Limited service rest of year
Usage: Medium-Heavy
Closest Towns: Red Lodge, MT
Water: No
Restroom: Yes. Vault toilet
Operated By: US Forest Service

General Information

General Notes:

M-K Campground is named after the Morrison-Knudsen civil engineering and construction company who were in charge of building the switchbacks on the Beartooth Highway between 1932 and 1936. Their camp was in the valley in the approximate location of the current day M-K campground.


11 miles south of Red Lodge on US 212, 3 miles south on Main Fork Rock Creek Rd. Access is snow dependent.


Accessible Facilities: Vault Toilets

Recreation Map

Map showing recreational areas. Map Information


Campground Camping

Parkside, Limber Pine, and Greenough Lake Campgrounds are all near M-K Campground.

River and Stream Fishing

For detailed information on fishing Rock Creek, please go to FISHMT.

Day Hiking

Parkside National Recreation Trail ends near M-K Campground. Glacier Lake Trail is another 5 miles south of M-K Campground on the Main Fork Rd.

Viewing Scenery


Picnicking is allowed in vacant campsites.

Related Information

Recreation Areas

Recreation Activities


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