Florida - 2 times at Daytona + 1 more race there (Bud Shoot out) and Homestead. That is for Sprint. Then there is also two truck races at Daytona. And then 3 for Nationwide. This doesn't include the NASCAR owned series of Grand-Am.
Two of the most famous races are held in Floridaand Indiana. Florida hosts Nascar's Daytona 500 and Indiana hosts the IRL's Indianapolis 500.
There were 62 races in 1964, the most in NASCAR history for one season.
Kyle Busch won 66 Nascar Nationwide Series races, which is the most in series history.
Richard Petty won 200 Nascar Cup Series races, the most in history.
Darrell Waltrip has won the most Nascar Cup Series races at Bristol with 12.
Richard Petty: 27 races (1967).
Dale Inman won the most Nascar races and championships as a crew chief.
Richard Petty won 200 races in his career.
Richard Petty (200)