Olney, Texas has a great Aerobatic Box!! The airport is 3 miles southwest of Olny which is 105 miles west of the Dallas Metroplex, just northwest of Graham and Possum Kingdom! The airport has 3 runways and self-serve fuel. Air Tractor is based there, providing potential support and they hosted training for Red Bull Air Race last year.
Contact JJ Humphreys for more info!!