On March 25, 2018, ES Mostaganem were promoted to the Algerian Ligue 2 after winning 2017–18 Ligue Nationale du Football Amateur "Group West".

[1] On 28 May 2022, ES Mostaganem returned to the Algerian Ligue 2.

[2] On 28 May 2024, ES Mostaganem returned to the Algerian Ligue Professionnelle 1 after 25 years of absence.

The squad list includes only the principal nationality of each player.

Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.