| Competition: | TFF Second League |
| Season: | 2011–12 |
| Winners: | White Group Şanlıurfaspor Red Group 1461 Trabzon |
| Promoted: | Şanlıurfaspor 1461 Trabzon Adana Demirspor |
| Relegated: | Diyarbakırspor Çorumspor Kocaelispor Altınordu A.Ş. Adıyamanspor Mardinspor |
| Prevseason: | 2010–11 |
| Nextseason: | 2012–13 |
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.[1]
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.
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
| Team | Group | Location | Stadium[2] | Capacity | President[3] | Coach[4] | |
|---|---|---|---|---|---|---|---|
| Adana Demirspor | Red | Adana | Adana 5 Ocak Stadium | 14,085 | Mustafa Tuncel | Ali Güneş | |
| Adıyamanspor | White | Adıyaman | Adıyaman Atatürk Stadium | 8,596 | Nöyfel Bozdoğan | Faik Demir | |
| Alanyaspor | White | Antalya | Alanya Milli Egemenlik Stadium | 3,750 | Hakan Dizdaroğlu | Yusuf Tokaç | |
| Altay | White | İzmir | İzmir Alsancak Stadium | 15,358 | Ahmet Taşpınar | Mehmet Altıarmak | |
| Altınordu | Red | İzmir | Buca İlçe Stadium | 6,231 | Mustafa Bilen | Metin Çelikdelen | |
| Balıkesirspor | Red | Balıkesir | Balıkesir Atatürk Stadium | 5,000 | Tuna Aktürk | Mesut Dilsöz | |
| Bandırmaspor | White | Balıkesir | Bandırma 17 Eylül Stadium | 5,400 | Mehmet Kılkışlı | Turgut Uçar | |
| Beypazarı Şekerspor | White | Ankara | Ankara Ostim Stadium | 4,271 | Orhan Kapelman | Feridun Yarkın | |
| 1461 Trabzon | Red | Trabzon | Ahmet Suat Özyazıcı Stadium | 7,700 | Metin Özke | Zafer Hızarcı | |
| Bozüyükspor | White | Bozüyük | Bozüyük İlçe Stadium | 4,100 | Doğmuş Hilmi Üneral | Gürsel Kılıç | |
| Bugsaşspor | White | Ankara | Ankara Ostim Stadium | 4,271 | A. Raşit Civan | Vedat İnceefe | |
| White | 4,410 | Sevda Karaali | Hakan Yılmaz | ||||
| White | Dr. Turhan Kılıççıoğlu Stadium | 11,263 | İbrahim Eceviş | Sedat Özbağ | |||
| Denizli Belediyespor | Red | Denizli | Denizli Atatürk Stadium | 15,427 | Tanju Beştaş | Yaşar Güngör | |
| Diyarbakırspor | White | Diyarbakır | Diyarbakır Atatürk Stadium | 12,963 | Nurullah Edemen | Kemal Zeydan | |
| Eyüpspor | Red | Istanbul | Eyüp Stadium | 2,500 | Şevket Sever | Turan Özyazanlar | |
| Fethiyespor | Red | Muğla | Fethiye Şehir Stadium | 8,372 | İsmail Öztürk | Levent Numanoğlu | |
| Gaziosmanpaşa | White | Istanbul | Gaziosmanpaşa Stadium | 2,850 | Mehmet Öztürk | Hasan Saka | |
| İskenderun DÇ | White | İskenderun | İskenderun 5 Temmuz Stadium | 12,390 | Ali Cengiz Gül | Rahim Zafer | |
| Kırklarelispor | Red | Kırklareli | Kırklareli Atatürk Stadium | 2,000 | Volkan Can | Bilgin Erdem | |
| Kocaelispor | Red | İzmit | İzmit İsmet Paşa Stadium | 16,800 | Serkan Toprakoğlu | Soner Alp | |
| K. Torku Şekerspor | Red | Konya | Recep Konuk Spor Tesisleri | 2,128 | Yavuz Erence | Metin Altınay | |
| Kocaeli FK | White | Kocaeli | Izmit Alparslan Türkeş Stadium | 1,790 | İsmail Cenk Karaloğlu | Ahmet Yıldırım | |
| Mardinspor | White | Mardin | 21 Kasım Stadium | 5,700 | Murat Gelmedi | Yaşar Şen | |
| Ofspor | Red | Trabzon | Of Ilçe Stadium | 2,303 | Ercan Saral | Ahmet Kazım Ertem | |
| Pendikspor | Red | Istanbul | Pendik Stadium | 2,500 | Murat Şahsuvaroğlu | Abdülkerim Durmaz | |
| Kızılcahamamspor | Red | Ankara | Bağlum Belediye Stadium | 20,000 | Zeynep Bekçe | Tahir Çopur | |
| Sarıyer | White | Istanbul | Yusuf Ziya Öniş Stadium | 10,000 | Mehmet Akdağ | İlker Yağcıoğlu | |
| Red | Şanlıurfa GAP Stadium | 28,965 | Habib Arslan | Kemal Kılıç | |||
| Tepecikspor | White | Istanbul | Tepecik Belediye Stadium | 3,000 | Osman Eyüboğlu | Enver Şen | |
| Tokatspor | Red | Tokat | Gaziosmanpaşa Stadium | 5,762 | Ahmet Sami Ülkü | Suat Kaya | |
| Turgutluspor | White | Manisa | Turgutlu 7 Eylül Stadium | 4,100 | Murat Ayhan | Yusuf Şimşek | |
| Türk Telekomspor | Red | Ankara | Türk Telekom Stadium | 1,603 | Celalettin Dinçer | İsmet Taşdemir | |
| Ünyespor | Red | Ordu | Ünye İlçe Stadium | 10,340 | Abdülkafi Keskin | Ahmet Ceyhan | |
| Malatyaspor | White | Malatya | Malatya İnönü Stadium | 10,411 | Memet Emin Katipoğlu | Cafer Aydın |