Eldere is a village in Aksu District, in Isparta Province, Türkiye. Eldere lies at 1,287 m above sea level, in the Dedegöl Dağları mountains. It has 149 inhabitants. The nearest city is Beyşehir, 45 km to the east. Among the landmarks around are Kubadabad Palace (22 km), Adada (21 km) and Sorgun Dam (22 km). Among the natural features are Pınargözü Cave (9.1 km).