Adalı is a neighborhood in Bigadiç District, in Balıkesir Province, Türkiye. Adalı lies at 386 m above sea level, in the Alaçam Dağları mountains. It has 476 inhabitants. The nearest city is Paşa Alanı, 42 km to the northwest. Among the landmarks around are Çamköy Dam (11.8 km) and Çaygören Dam (16.5 km).