Hrženik is located in the municipality Krašić, in Zagreb County at an elevation of 165 meters above sea level and it covers the area of 1.56 km² (0.60 sq. miles). According to the 2011 census report, there were 106 inhabitants. It is entirely populated by Croats. Nearby places: Krnežići, Grandić Breg, Kučer, Jezerine, Škaljevica, Careva Draga, Vrhovac, Bukovica Prekriška, Hutin and Radina Gorica.