NASCAR is a growing sport, but has not surpassed the NFL in popularity. NASCAR is a popular sport in the United States, and its fan base is spreading.
NASCAR's recent rise in popularity has been greatly attributed to social media. The franchise has used various forms of social media as a marketing tool with much success.
Football has been the most popular sport in the United States for the past 30 years according to the Harris poll. The second most popular sport is Major League Baseball followed by college football.
NASCAR is more prominent in the southern part of the country than it is in the northern part.