Soline is located in the municipality Župa Dubrovačka, in Dubrovnik-Neretva County at an elevation of 12 meters above sea level and it covers the area of 0.35 km² (0.14 sq. miles). According to the 2011 census report, there were 269 inhabitants. It is predominantly populated by Croats (94%), but also. Nearby places: Zavrelje, Plat, Mlini, Srebreno, Brašina, Petrača, Kupari, Buići, Mandaljena and Cavtat.