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Official Government Website
September 2021: 
  • Harriman State Park of Idaho is under a Boil Water Advisory
  • Phase II of the Park Road Paving Project begins the week of September 13th.  The project entails paving the remainder of the Park Road to the Scovel Center and to the Ranchview Day Use Parking Area, and the Ranchview Day Use Parking Area itself.
  • Due to the paving project and an event scheduled for the weekend of September 17, parking at the Ranchview Day Use Area will be at capacity.  Please plan to park at the lots at the Visitor Center.  Horse trailers can park at the Harriman Shop lot.  Please stop in at the Visitor Center if you have questions.  Thank you.
Please note: Harriman State Park is a waterfowl and wildlife refuge, therefore dogs are not permitted beyond the parking lots. Please keep this in mind as you plan your trips to the park.
Park Reservations
By phone: 1-888-9-CAMPID or 1-888-922-6743

The Railroad Ranch was the full-time or part-time home of Roland and Gladys Harriman, ranch managers, cattle foremen and cowboys. Now it can be your part-time home, too. Follow the links below for more details on the various lodging opportunities in Harriman State Park. Pets are not allowed on park trails or in any of the buildings or yurts, due to the ranch being on the list of National Historic Places as well as a wildlife refuge.



Bring your family or group to Harriman State Park for a picnic or barbeque on the banks of the beautiful Henrys Fork of the Snake River.


  • Season: May 15 – Oct. 15
  • Type of Use: Day Use
  • Max Number of People: 50
  • Check In: 9:00 a.m.
  • Check Out: 10:00 p.m.
  • Cost: $100


  • ADA Accessible
  • 2 BBQ Grills (36” x 36”)
  • Picnic Tables


To Make Reservations contact the park office at 208-558-7368.


Railroad Ranch Dormitory & Dining Hall

  • Groups of 15 to 38 can reserve the rustic log dormitory and original Railroad Ranch Cookhouse

Bunkhouse & Cookhouse

  • Bunkhouse accommodates up to 13 people

Laura Clarke Scovel Education Center

  • The Scovel Education Center is a group facility with 10 cabins and a conference center surrounding a court yard

Boys House

  • The Boys House is a completely renovated meeting room with river front views

Ranch Manager’s House

  • This 4-bedroom fully furnished log home has a modern kitchen, a rustic knotty-pine living room with a stone fireplace and an enclosed sun porch. It’s perfect for that once-in-a-lifetime fly-fishing vacation

Cattle Foreman’s House

  • This is a beautifully furnished three-bedroom cabin (maximum capacity of 6) located within the historic Railroad Ranch. A wood burning stove, complete kitchen, single bed, open-out sofa,  and two queen size beds make this historic cabin an incredibly comfortable way to enjoy Harriman State Park. 

Harriman Yurts

  • Three Mongolian-style domed tents are available near Silver Lake
    *Note: One of the yurts will not be available until spring while it is being furnished.
  • Learn more about yurts in Idaho State Parks.

Harriman Backcountry Yurt

  • Becker Backcountry Yurt 

This unique outdoor experience allows you to get away from it all by hiking or biking to a backcountry yurt to enjoy the splendor of Harriman State Park. The yurt sits on a knoll overlooking Thurmon Creek and grassy meadows with views of the Tetons.


  • Season: May 1st – November 30th
  • Distance from Parking: 1.5 miles
  • Sleeps: 6
  • Cost: $85-$90
  • Check-in Time: 3:00 pm
  • Check-out Time: 12:00 pm


  • Wood Stove
  • Camp Stove
  • 2 Bunk Beds (twin over queen)
  • Table and Benches
  • Hutch
  • Vault Toilet
  • Firewood
  • Bear Proof Food Storage Box


This is a backcountry, “pack it in, pack it out” experience. You are responsible to bring everything you need, other than what is listed above. All trash must be packed out.

  • Water (No potable water is available at the yurt. Water must be packed in or can be pumped and filtered, from Thurmon Creek at campers’ own risk).
  • Propane Fuel Canisters for Stove and Lantern (1 lb. green Coleman type)
  • Pots, Pans and Cooking Gear
  • Garbage Bags
  • Bedding
  • Bear Spray


  • No Campfires
  • No Smoking
  • No Pets
  • No Horses


You are in Bear Country! Be Bear Aware.

  • Proper Food storage is required.
  • Carry bear spray.
  • Hike in groups.
  • Make your presence known.
  • Check with park for Bear information, warnings and updates.

There are no landline telephones readily available, and cell coverage can be spotty. The park office is over 3 miles away and is open 8 am- 6 pm, (208) 558-7368. Rangers do live onsite, and are housed in the Ranch Foreman’s House and historic Ranch Office. In a medical emergency call 911.


Current Conditions

Contact the Park

Address: 3489 Green Canyon Rd
Island Park, ID 83429
Phone: (208) 558-7368
Hours of Operation: Day-use locations within state parks are open from 7 am to 10 pm, per Idaho state code 26.01.20 (5). Day-use hours may change based on park manager discretion.

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