2011–12 TFF Second League

The 2011–12 TFF Second League (also known as Spor-Toto Second League due to sponsorship reasons) was the 11th season of the league since its establishment in 2001 as the third level division; and the 49th season of the second league in Turkish football since its establishment in 1963–64 (before 2001 league was played as second level division). The start date of the league was 4 September 2011 and the end date was 20 May 2012.

The league was played with 34 teams, 17 in the White group and 17 in the Red group. The winner of each group was promoted to the 2012–13 TFF First League. A play off series was played among the best four remaining teams in each group to determine the third team to promote. The bottom three teams in each group were relegated to the 2012–13 TFF Third League.

Teams
Altay and Diyarbakırspor were relegated from 2010–11 TFF First League. Altınordu, Denizli Bel., Gaziosmanpaşaspor, Kırklarelispor, Tepecikspor, Ünyespor were promoted from 2010–11 TFF Third League

Promotion playoffs

 * All matches were played at Denizli Atatürk Stadium.