Castle Rocks State Park
RV Guide


Nestled within the largest pinyon forest in Idaho, on the east slope of the over 7500-feet high Smokey Mountain, is Castle Rocks State Park, the dream destination for campers on RV holiday. Located in Big Cove at the base of Cache Peak in the Albion Mountains, Idaho, this state park offers unique opportunities for recreation and fun, making it ideal for you to visit on vacation in your RVs and trailers.

At Castle Rocks State Park, you get to enjoy and participate in various recreational activities such as hiking, mountain biking, fishing, horseback riding, world-class rock climbing and ice climbing, bird and wildflower watching, snowshoeing, and cross-country skiing. Featuring scores of routes to explore, the challenging landscape at the park attracts rock climbers from all around the world, providing superb hiking, mountain biking and horseback riding opportunities.

Facilities and amenities available at Castle Rocks State Park which make RV camping memorable include RV campsites equipped with electric and water hookups, group yurts, cabin, rock shelter, flush toilets, showers, pay telephone, parking areas, and dump station.

What’s interesting about Castle Rocks State Park is that there is evidence that suggests that folks have been visiting the park for about 9,000 years. The appeal of the park to campers and visitors is age-long.

RV Rentals in Castle Rocks State Park



Castle Rocks State Park is located along S. Elba Almo Road, just north west of Almo, Idaho. The park is easy to access by RVs, trailers and cars. The roads in the park are paved, offering easy access and navigation to the different parts of the park. There are no driving restrictions within Castle Rocks State Park.


There are four parking spaces for RVs and trailers in Castle Rocks State Park, offering various RV parking options for campers and vacationers at the park. Three of the parking lots are located in Smokey Mountain campground. All boats, trailers, or other motorized vehicles are required to fit entirely within the campsite parking spur(s) provided. Any equipment that does not fit entirely within the sites designated parking area are to be parked outside the campground in designated areas only.

Public Transportation

There are no public transportation facilities available at Castle Rocks State Park.

Campgrounds and parking in Castle Rocks State Park

Campsites in Castle Rocks State Park

Reservations camping

Smokey Mountain Campground

Smokey Mountain Campground in Castle Rocks State Park consists of 37 pet-friendly campsites available for RVs and tents. Some of the campsites in the campground are ADA accessible. These campsites are equipped with electric and water hookups for RVs. RV length limit at the campground is 82 feet. Amenities at the campground include restrooms and showers, Wi-Fi facilities, as well as access to trailheads. The campground is conveniently located less than two miles from the visitor center and services in Almo and the nearby City of Rocks National Reserve. Campfires are allowed in the campground at designated areas only. Quiet hours are enforced from 10:00 pm to 7:00 am. Fireworks are prohibited in the campground at all times. Camping in Smokey Mountain Campground is limited to 15 days in a 30-day period.

Seasonal activities in Castle Rocks State Park


Horseback Riding

Horseback riding is a popular activity for RV campers and vacationers at Castle Rocks State Park. The equestrian trails at the park meander through the Sawtooth National Forest offering riders fascinating views of mountain ranges, beautiful vegetative cover and plants. So, get ready to enjoy the ride in the park on your horse.


Pack your best hiking boots on your trip to Castle Rocks State Park for an RV vacation. The trails in the park lead to the Sawtooth National Forest where hikers can view picturesque vegetation and beautiful plant life. The hiking trails in the park are also available for biking. So, whether you prepare to hike on foot or ride along the trail, you’re in for a wonderful experience at Castle Rocks State Park.

Wildlife Viewing

Castle Rocks State Park is replete with wildlife for the viewing pleasure of campers on RV holiday at the park. Some of the wildlife in the park include Mule Deer, Moose, Mountain Lion, Coyote, Sage Grouse, Pinyon Jay, and Virginia Warbler. You can catch the sight of these wildlife along the hiking and horseback riding trails in the park.


Rock Climbing

The mountain ranges in Castle Rocks State Park offer RV campers at the park a lot of options for steep and gentle rock climbing. Varying in difficulty from easy to strenuous, the rock climbing provides campers with avenues to have fun and push themselves to the limits of their endurance. In winter, these mountains offer campers ice climbing opportunities.

Birding Big Day Blitz

At Castle Rocks State Park, campers and vacationers enjoy and partake in the annual Birding Big Day Blitz which features competitive birding for participants. Campers are set up in teams of two to four birders and look for various bird species in the park. These lead to new park records and insightful scientific discoveries about the breeding and migration of birds in the region. Besides, Castle Rocks State Park offers an introductory fishing program for all ages.

Cross Country Skiing

When the snow falls, that doesn't mean the fun has to stop. Winter means cold temperatures, but also smaller crowds and a dramatic change in the scenery. Castle Rocks State Park is a great destination for RV campers to enjoy cross country skiing. As a result, visitors and vacationers on RV holiday at the park enjoy skiing across the designated ski paths.