Yeah, the football stadium was apparently a real boondoggle. I live north of Temple, but lived in Austin from 74 to 94, and so am pretty familiar with Round Rock. 91 Mil does seem like a bundle for a high school. Are there any online docs or plans?
RRISD has slipped considerably since over the last decade. They are loaded up with admin people and are very PC. Christmas is forbidden, but they all take December 25 off.
Williamson County has the reputation of being very conservative, but they love to tax and spend with the best of them. At least they still prosecute most criminals.