List of Arminia Bielefeld seasons

This is a list of seasons played by Arminia Bielefeld in German football, from their first competitive to the most recent completed season. It details the club's achievements in major competitions, and the top scorers for each season.
The club was formed on 3 May 1905 as 1. Bielefelder Fußballclub (BFC) Arminia. The Fußballclub Siegfried Bielefeld joined Arminia two years later. On 7 July 1919, Arminia combined with the Bielefelder Turngemeinde 1848 and became known as Turngemeinde Arminia Bielefeld. However, this combination was not successful and had to declare bankruptcy on 20 October 1922. The 1. BFC Arminia was reestablished on 6 November 1922 and was renamed into the current name, Deutscher Sportclub Arminia Bielefeld, on 30 January 1926.
Key.
Name in bold indicates the league's top scorer.