Parks open for camping and day use. Please stay safe, wash hands frequently, practice social distancing and wear a mask near non-housemates. Details.
Official Government Website
PARK UPDATE:

May 2021: 

Highway 55 Construction Update

Starting May 17, road closures on ID-55 between Smiths Ferry and the Rainbow Bridge will shift to a new schedule: Monday through Thursday, 12 – 2 p.m. Please note that opening times may change due to unforeseen circumstances, such as equipment, weather and daily blasting results. Outside of the closure window, the road will be one-way alternating traffic with a 15-minute delay. This will continue through May 27, the end of the spring schedule.

For Memorial Day weekend, Friday, May 28, through Monday, May 31, the road will be fully open to two-way traffic.

The summer schedule will start Tuesday, June 1. ID-55 will be reduced to one-lane alternating traffic Monday through early Friday and then will be fully open to two-way traffic through Sunday. This schedule will be in place through early September.

Visit itdprojects.org/ID55smithsferry  for more information or to sign up for email and text alerts, or call (833) 913-ID55 to speak to a project representative. 


The link below provides more information about registration for boats, snowmobiles, OHV’s, and motorbikes, and invasive species stickers. You can also find a full list of registration vendors, including those in Valley County. Or you may call the IDPR Registration Department: 1-800-247-6332, (M-F 8:30 am – 4:30 pm)

https://parksandrecreation.idaho.gov/registration-permits/

Park Reservations
By phone: 1-888-9-CAMPID or 1-888-922-6743

Big Sage Shelter

  • $75.00 per day / 75 people maximum
  • $100.00 Cleaning/Damage deposit
  • Size of Shelter:  20’ wide X 30’ long
  • One fire ring that is 5’ across
  • 12 tables: 5 feet long
  • Electricity available – 4 outlets
  • Water available
  • Large charcoal grill available upon request
big sage covered picnic shelter

Poison Creek Shelter

  • $75.00 per day / 75 people maximum
  • $100.00 Cleaning/Damage deposit 
  • Size of Shelter: 22’ wide X 36’ long   
  • One fire ring that is 5’ across 
  • 12 tables: 5 feet long  
  • Electricity available – 4 outlets
  • Water available
poison creek covered picnic shelter

Lake Cascade State Park Conference Room

panoramic of the conference room interior

Download the Conference Room Reservation Request Sheet

  • Free to reserve
  • Dimensions: 15′ x 19′ and can fit up to 20 occupants
  • Complimentary Wifi
  • Amenities: outlets, 6′ retractable projector screen, 7 tables, wheelchair accessibility, coffee/tea setups, cold water, microwave, whiteboard, phone, and parking.

  • 6% Idaho state sales tax required on all fees.
  • Shelter reservation fee of $25.00 is Non-Refundable (does not apply to shelter fee).
  • Reservation fee, use fees and cleaning/damage deposit must be paid at the time of the reservation.
  • Cleaning Deposit refundable based on cleanliness of shelter and use area.
  • All motor vehicles entering the park must pay the $5.00 entrance fee or display a valid Idaho State Parks Passport.
  • Parking is limited.
  • If you wish to have acoustical music, approval must be obtained from park staff prior to your gathering.
  • Shelter hours are from 9:00am to 10:00pm.
  • Pets must be on a leashed at all times and owners are responsible for pet clean up.
  • Reserved area is limited to the immediate outdoor area surrounding the shelter reserved. Exclusive use of waterfront/beach is no included or permitted.
  • All decorations must have prior approval.
  • Tent stakes, spikes or ground anchors are not permitted.
  • The person making this reservation is responsible for informing all group members, caterers, rental companies and etc. of the above information.
  • Groups arriving at the park without a reservation may use the group shelters (provided they are not reserved by another group), subject to Idaho Department of Parks and Recreation rules. Hours and cleanup rules apply.

Current Conditions

Contact the Park

Address: 100 Kelly's Parkway (P.O. BOX 709)
Cascade, ID 83611
Phone: (208) 382-6544
Email the Park

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