Donje Obuljeno is located in the City of Dubrovnik, in Dubrovnik-Neretva County at an elevation of 3 meters above sea level and it covers the area of 1.98 km² (0.76 sq. miles). According to the 2011 census report, there were 210 inhabitants. It is largely populated by Croats (86%), but also Bosniaks (12%). Nearby places: Gornje Obuljeno, Nova Mokošica, Čajkovići, Sustjepan, Prijevor, Mokošica, Rožat, Petrovo Selo, Komolac and Pobrežje.