Starting in the 1963-64 school year girls-only Riverdale HS had 10th, 11th and 12th grades.
By 1970, the East Jefferson attendance swelled to over 2000 boys and forced a two-shift "platoon" system to be implemented.
For the third year, the students who had been using the name “Bonnabel” moved into their new buildings, just north of I-10 near Power Blvd.
All Jefferson Parish high schools returned to co-ed status in the early 1980s.
This was EJ's first state title in school history and the first undefeated record in the regular season.