They hold the Texas State Highpower championships at Camp Swift which is near Bastrop, which is just south of Austin. You can check with Rick Crawford, Telephone: 903-983-1602 or email -
rcrawford@cablelynx.com about that match and others in the area.
Also, check out the events calendar at
www.tsra.com for other matches at Camp Swift. If they don't have them listed, ask Rick. He was the Texas State champion in Highpower in 2006 and I'm sure he'll be glad to answer your questions about what you'll need at a match.
If you get in to Highpower, you might want to subscribe to
Shooting Sports USA. It's the NRA's magazine that lists all the NRA shooting events in all disciplines across the country.
In the current issue, they list Highpower matches in Beaumont, Carthage, Friendswood, Houston, Lake Jackson, Lyons, Terrell, Waco, and Watt. If any of those are near you, let me know and I'll PM you with the contact info person that runs the match.