The Intercollegiate Athletic Association of the United States (later the National Collegiate Athletic Association) is established to set rules for college sports in the United States.

The National Collegiate Athletic Association (NCAA) is a nonprofit organization that regulates student athletics among about 1,100 schools in the United States, and 1 in Canada. It also organizes the athletic programs of colleges and helps over 500,000 college student athletes who compete annually in college sports. The headquarters is located in Indianapolis, Indiana.

College athletics in the United States or college sports in the United States refers primarily to sports and athletic training and competition organized and funded by institutions of tertiary education in a two-tiered system.