My town is big into high school football - it is the most popular of all the interscholastic sports.  
Yeah, it is popular here too. Does high school football differ from college football in any way?
High school football
High school football is gridiron football played by high school teams in the United States and Canada. It ranks among the most popular interscholastic sports in both countries.
High school football began in the late 19th century, concurrent with the start of many college football programs. In the late 19th and early 20th centuries, many college and high school teams played against one another. Today, the oldest high school football rivalry dates back to 1875 in Connecticut, between the Norwich Free Academy Wildcats and the New London
, making it the most popular in the world, American football, with 1.1 million high school football players and nearly 70,000 college football players, is the most popular sport in the United States, with the annual Super Bowl game accounting for nine of the top ten of the most watched broadcasts in U.S. television history. Australian rules football has the highest spectator attendance of all sports in Australia. Similarly, Gaelic football is the most popular sport in Ireland in terms of match attendance, and the All-Ireland Football Final is