Belediyespor for promoting to Third League in 2014–15 season. They were leader for some weeks but finished as 4th in 11th group and Tekirdağspor returned professional level after 11 years. Kocaelispor finished 12th Group as champions and faced with Sultangazispor, champions of 11th Group at promotion play-offs. They defeated them as 2–0 with Sinan Pektemek and Hamza Mutlu's goals on 24 April 2016 in Eskişehir and returned professional level after 2 years. Supporters and rivalries Kocaelispor boasts a large support base throughout Turkey, particularly in Marmara Region and Black Sea Region. The club's main fan base known as Hodri Meydan. Stadium In 2017, İzmit Stadium becomes the new home stadium for Kocaelispor replacing İzmit İsmetpaşa Stadium. Former sponsors Bank Asya (2009–2010) Hyundai (2008–2009) League participations Süper Lig: 1980–88, 1992–2003, 2008–09 TFF First League: 1966–1980, 1988–92, 2003–08, 2009–10, 2021– TFF Second League: 2010–12, 2020–21 TFF Third League: 2012–14, 2016–20 Turkish Regional Amateur League: 2014–16 Achievements Turkish Cup Winners (2): 1997, 2002 TFF First League Winners (3): 1980, 1992, 2008 TFF Third League Winners (1): 2020 BAL Winners (1): 2016 Kocaelispor in Europe UEFA Cup Winners' Cup: UEFA Cup/UEFA Europa League: UEFA Intertoto Cup: Players Current squad Out on loan Former players Kemal Halat Former managers Galip Gündoğdu Ergun Ortakçı Engin İpekoğlu Kayhan Çubuklu Fuat Yaman Güvenç Kurtar Hikmet Karaman Mustafa Denizli Holger Osieck References External links Official website Twitter Kocaelispor on TFF.org Sport in İzmit Football clubs in Turkey Association football clubs established in 1966 1966 establishments in Turkey Süper Lig clubs