The 2020–21 Austrian Football Second League was the 47th season of the Austrian second-level football league and the third as the Second League.
The league contains 16 teams with one team being promoted to the Austrian Football Bundesliga, and no teams being relegated to the Austrian Regionalliga after the 2020–21 Austrian Regionalliga season was abandoned.
[1] Sixteen teams participated in the 2020–21 season.
The only promoted team was Rapid Wien II from the Austrian Regionalliga East.
Due to the bankruptcy of SV Mattersburg, no club was relegated from the 2019–20 Austrian Football Bundesliga.