Debeljuhi is located in the municipality Žminj, in Istra County at an elevation of 280 meters above sea level and it covers the area of 1.37 km² (0.53 sq. miles). According to the 2011 census report, there were 119 inhabitants. It is predominantly populated by Croats (99%), but also. Nearby places: Modrušani, Karlovići, Kršanci, Šivati, Kresini, Marići, Kanfanar, Vadediji, Vidulini and Burići.