Gornji Dobretin is located in the municipality Dvor, in Sisak-Moslavina County at an elevation of 291 meters above sea level and it covers the area of 5.72 km² (2.21 sq. miles). According to the 2011 census report, there were only nine inhabitants left. It is entirely populated by Serbs. Nearby places: Donji Dobretin, Zut, Kotarani, Stanić Polje, Javornik, Javnica, Sočanica, Ljubina, Zakopa and Matijevići.