Alacaoğlu is a neighborhood in Buldan District, in Denizli Province, Türkiye. Alacaoğlu lies at 551 m above sea level, 1.7 km from the Mount Tmolus mountains. It has 189 inhabitants. The nearest city is Sarayköy, 22 km to the south. Among the landmarks around are Hierapolis (35 km), Laodicea on the Lycus (38 km) and Tripolis on the Meander (12.2 km). Among the natural features are Güney Waterfall (18.1 km).