From Boise, take I-84 East to exit 216 (Declo); go south on Idaho 77 to Conner Creek, then southwest on the Elba-Almo road to the visitor center in Almo and the park entrance. From Pocatello, take I-86 West to I-84 West to exit 216 and proceed as above. From Ogden and the Wasatch Front, take I-84 west to exit 245 (Sublette) and go west to Malta. From Malta take Idaho 77 to Conner Creek, then southwest on the Elba-Almo road to the visitor center in Almo and the park entrance. There is a seasonal summer route from Burley (Idaho 27) to Oakley, then south along the City of Rocks Back Country Byway.
The nearest air service is Burley (charter) 45 miles north, Twin Falls (85 miles NW), Salt Lake City (170 miles SE), Boise (215 miles NW), Pocatello (100 miles NE).
There is no public transportation to the reserve.