To Maricopa: Take I-10 to exit 185 (Pinal Ave) Take Pinal Avenue South to Val Vista Road. Turn right, heading West on Val Vista Road until it dead ends at Maricopa/Casa Grande Hwy. Turn right, heading West on the Maricopa/Casa Grand Hwy. to SR347.
From Maricopa: Take Maricopa/Casa Grande Hwy. to Val Vista Road- about 12 miles from 347. Turn left on Val Vista Road heading North. Take Val Vista Road to the traffic light - about 8 miles. Turn left at the traffic light. You are now on Pinal Avenue in Casa Grande. I-10 is about 3-4 miles from there.