Blagdanići is located in the City of Poreč, in Istra County at an elevation of 94 meters above sea level and it covers the area of 1.66 km² (0.64 sq. miles). According to the 2011 census report, there were 15 inhabitants. It is entirely populated by Croats. Nearby places: Mihatovići, Nova Vas, Stranići kod Nove Vasi, Brčići, Gedići, Rošini, Cancini, Kukci, Kosinožići and Bašarinka.