The Girls Catholic Athletic Conference was established in 1974, three years before the IHSA recognized girls’ sports.  Twelve women athletic directors got together to form what eventually become the largest all girls’ conference in the country.  At one point in its history the conference had 36 member schools.  The schools came from as far south as Chicago Heights, as far east as 102nd near the Indiana border, as far west as Rolling Meadows and as far north as Lake Forest. 

Read more: GCAC History