Mlinište is the seat of the municipality Zažablje in Dubrovnik-Neretva County, at an elevation of one meter above sea level and it covers the area of 8.31 km² (3.21 sq. miles). According to the 2011 census report, there were 324 inhabitants. It is entirely populated by Croats. Nearby places: Mislina, Vidonje, Badžula, Bijeli Vir, Krvavac Ii, Krvavac, Kula Norinska, Dubravica, Podgradina and Opuzen.