From either direction on I-25, take Exit 13-B to West Main Street. At the first four-way stop, turn left onto Nevada Ave. Go through the roundabout and continue west onto Highway 12 for 3.5 miles. The first sign you will see on Highway 12 directs you to the entrance to the boat ramp and then the South Shore. Stay on Highway 12 west until the next entrance (second entrance) which is where the visitor center and Carpios Ridge Campground is located.
From I-25 North (coming from New Mexico), take Exit 11 toward the weigh station/Starkville. Turn left off of the exit. Turn left onto County Rd 69.1. Turn a slight right onto County Rd. 69. Take the first right onto County Rd. 18.3 The first entrance you will see to the park is for the South Shore. Continue to drive past this entrance if you are looking for RV Camping at Carpios Ridge. At the next stop sign, turn left onto Highway 12. Take your next left into Visior Check-in Carpios Ridge.