Stick with FX1's post.
I play golf there from time to time and have spent some time there fishing and camping in that area.
Beautiful area. Worth looking in to I would say.
Austin is growing like crazy. As well as the surrounding areas. Round Rock , Georgetown , Cedar Park , Pflugerville , Oak Hill , Hutto , Leander and a few more.
Best of Luck and Welcome to Texas if you should happen to move here.