One of the earliest schools in the Iowa area was located on the LeBleu family farm near the Chloe community in the mid-1880s,[3] around the time Seaman A. Knapp, president of the Iowa State College of Agriculture, was working to demonstrate the suitability of the region for rice production.

[6] The Iowa Yellow Jackets compete in Class 3A of the LHSAA.

[7] In April 1965, the city's Lions Club proposed a resolution to the school board to dedicate the IHS football stadium to Jesse Edwin Cady, a longtime school board member who represented the area and who had died the previous month.

[8] Wide receiver Curtis Deville became the first football player in school history to sign with a Power 5 conference athletics program when in 2021 he signed a letter of intent to play football at Purdue University, a member of the Big Ten Conference.

[9] Andre Sam, a defensive back who initially played at McNeese State University in nearby Lake Charles, would eventually transfer to Marshall University before finishing his college career at LSU of the Southeastern Conference.