Geredeli is a neighborhood in Derince District, in Kocaeli Province, Türkiye. Geredeli lies 3.9 km from the Akçakoca Dağları mountains. It has 451 inhabitants (2022). The nearest city is Çınarlı, 10.3 km to the southwest. Among the landmarks around are Nicomedia (13.9 km), Pertev Pasha Mosque (14.0 km) and Sangarius Bridge (42 km).