The 2020–21 FC Erzgebirge Aue season is the club's 75th season in existence and the club's 5th consecutive season in the second flight of German football, the 2.

Bundesliga, following a 7th-place finish in the previous season.

The club will also participate in the DFB-Pokal.

The league fixtures were announced on 7 August 2020.

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