The 2017–18 season is Colón's 4th consecutive season in the top-flight of Argentine football. The season covers the period from 1 July 2017 to 30 June 2018.
Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply. Players may hold more than one non-FIFA nationality.
Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply. Players may hold more than one non-FIFA nationality.