Vantačići is located in the municipality Malinska-Dubašnica, in Primorje-Gorski Kotar County at an elevation of 2 meters above sea level and it covers the area of 1.59 km² (0.61 sq. miles). According to the 2011 census report, there were 216 inhabitants. It is predominantly populated by Croats (96%), but also. Nearby places: Turčić, Zidarići, Porat, Milčetići, Sveti Anton, Sabljići, Bogovići, Milovčići, Malinska and Sveti Ivan.