Basic Information

 
Top 10 Tips
City of Rocks east entrance sign with dramatic sunset in the background.
Ranger recommendations for your trip.
Frequently Asked Questions
A family explores a granite slab while listening to information from a Park Ranger.
Find the answers to common questions.
Alerts, Weather, & Conditions
Muddy road through the City of Rocks.
What's in season at City of Rocks.
Pets
A boy with a dog on a leash hikes through the City of Rocks
Furry friends are welcome.
Operating Hours & Seasons
A ranger is taking down the American flag and the Idaho state flag at the end of the day.
When to visit the park.
Permits & Reservations
A truck with a camper driving through the City of Rocks.
Information for staying with us.
 

City of Rocks National Reserve

Open every day, year round. The shared Visitor Center for both City of Rocks National Reserve and Castle Rocks State Park is located in the historic town of Almo. There is no fee to enter City of Rocks National Reserve.

Elevations
Visitor Center .................................... 5,400 ft
Bath Rock ......................................... 6,400 ft
Breadloaves ...................................... 6,830 ft
Graham Peak .................................... 8,867 ft
(highest point in the Reserve)
Cache Peak ......................................10,339 ft

Castle Rocks State Park

Open every day, year round 7:00 am to 10:00 pm. Open 24 hours for registered guests of The Lodge, Bunkhouse, and Willow Glamping Yurt.

Castle Rocks State Park requires a motor-vehicle entrance fee or valid Idaho State Parks Passport.

Smoky Mountain Campground Unit:
Located near the east entrance of City of Rocks. Open every day, year round from 7:00 am to 10:00 pm, 24 hours for registered campground guests.

 
View of City of Rocks

Local Area Information - Almo, Idaho

The village of Almo was established in 1878, and remains an unincorporated community of deeply-rooted families of cattle ranching heritage.

Basic services are available in the area, such as fuel, groceries, camping supplies, restaurants, lodging, post office, and hot springs. Be sure to plan for food and supplies before your trip. When local businesses are closed, the nearest services are 30-60 miles away. Pro-tip: if local restaurants are crowded take your food to-go and enjoy your meal at one of our picnic areas.


Visit the following links for more area resource information:

Southern Idaho Tourism
Mini-Cassia Chamber of Commerce Business Directory

Last updated: July 24, 2026

Contact Info

Mailing Address:

City of Rocks National Reserve
P.O. Box 169
Almo, ID 83312

Phone:

208-824-5901

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