Duba Konavoska is located in the municipality Konavle, in Dubrovnik-Neretva County at an elevation of 440 meters above sea level and it covers the area of 12.32 km² (4.76 sq. miles). According to the 2011 census report, there were 63 inhabitants. It is predominantly populated by Croats (96%), but also. Nearby places: Stravča, Šilješki, Brotnice, Mihanići, Drvenik, Kuna Konavoska, Gabrili, Pridvorje, Jasenice and Lovorno.