[3] Ball Township graduated 21 seniors in May 1948, after which it picked up all the students from Chatham High School.

As the district outgrew the original school, Glenwood was moved eastward, where it was not confined by the residential boundaries of the older locations.

All students in Illinois are required to take the SAT exam during their junior year in high school.

The previous mascot, the Redskins, was changed to the more culturally sensitive "Titans" by the school district in August 2001, upon the opening of the new high-school facility.

This action upset some Chatham residents who had previously defeated several referendums[clarification needed] seeking to change the Redskin mascot.

[10] In early 2014 GCNN Coordinator, Ryan Bandy, announced his resignation after the calendar school year.

The long lasting program came to a close in 2016 after low attendance numbers and district wide budget cuts.

[citation needed] The program has attempted to make a recovery thanks to some students with the new name GNN, Glenwood News Network.