İshakça is a neighborhood in Malkara District, in Tekirdağ Province, Türkiye. İshakça lies at 163 m above sea level. It has 153 inhabitants. The nearest city is Malkara, 3.9 km to the west. Among the landmarks around are Aprus (13.8 km), Karaidemir Dam (7.3 km) and Kadıköy Dam (19.3 km).