Originally Posted by Andrew S. Quinn:
Not all of them. Bob Bahre built New Hampshire Intl Speedway with his own money,and built it before he was assured of a Cup date...But that was a bit before the other tracks were being built. His first race was in 1990...from memory...A Busch series race.
I would bet he still got a tax break. Heck even Daytona and Talledega were built that way.