Since its inception in 1991, and with the exception of 2014–15 when U19 league was not played, the youth league has been contested in two age categories and from 2014-15 three age categories:
Under-19s (Prva HNL za Juniore)
Under-17s (Prva HNL za Kadete)
Under-15s (Prva HNL za Pionire)
Past winners
By season
The club won the senior Prva HNL and all youth level league titles in the same season.