Rio Grande is conveniently located just north of downtown Round Rock, near the intersection of Hwy 79 (E. Palm Valley Blvd.) and N. Mays St.
From I35, take the Hwy 79 (E. Palm Valley Blvd.) exit
At the stoplight turn eastward toward Hutto/Taylor
At the next stoplight, turn left onto N. Mays St.
Drive approx. 1/3 mile to Rio Grande on the left