Valentići is located in the municipality Kaštelir-Labinci, in Istra County at an elevation of 197 meters above sea level and it covers the area of 1.26 km² (0.49 sq. miles). According to the 2011 census report, there were 62 inhabitants. It is predominantly populated by Croats (93%), but also Serbs (3%) and Italians (3%). Nearby places: Kovači, Roškići, Rojci, Brnobići, Kaštelir, Deklići, Labinci, Babići, Krančići and Mekiši kod Kaštelira.