The club was formed in Casbah in 1937 as Union Sportive Musulmane d'Alger, and played their first competitive match in 1937, when they entered the 1937–38 Ligue d'Alger Troisième Division.
The club was renamed Union sportive de la médina d'Alger in 1989.
Each player's details include the duration of his USM Alger career, his typical playing position while with the club, and the number of games played and goals scored in all senior competitive matches.
One player, Noureddine Daham, fell one short of 100 appearances for USM Alger.
The list includes five players who are still contracted to the club, and so can add to their totals.