The 2017–18 2. Bundesliga was the 44th season of the 2. Bundesliga, the second highest German football league. It began on 28 July 2017 and concluded on 13 May 2018 with the match between VfL Bochum and FC St. Pauli (0:1) and ended with the 34th match day on 13 May 2018. From 19 December 2017 to 23 January 2018, the season was interrupted by a winter break. The fixtures were announced on 29 June 2017.