As a result of the archaeological studies carried out in the district, it was understood that Dikili has a history dating back to 5000 BC - 4000 BC. Ağır Kale and Kale Tepe are among the first settlement centers. As a result of archaeological findings, it was revealed that Achaeans lived in this region and the city was called Aternagus. In ancient times, Lydians, Iranians, Phrygians, Mysians, Romans and Pergamons, and in the Middle Ages, Byzantines, Genoese, Seljuks and Ottomans dominated Dikili. Dikili, where so many civilizations lived; It hosted famous people such as Aristotle, Hermos, August and Alexander throughout history; It hosted cities and sites such as Aterneus, Astria and Teutronia on its territory.