Mala Crkvina is located in the municipality Krnjak, in Karlovac County at an elevation of 225 meters above sea level and it covers the area of 0.86 km² (0.33 sq. miles). According to the 2011 census report, there were 34 inhabitants. It is predominantly populated by Serbs (91%), but also Croats (9%). Nearby places: Trupinjak, Klupica, Vojnović Brdo, Burić Selo, Mračaj Krstinjski, Perići, Rajić Brdo, Veljunski Ponorac, Šlivnjak and Jasnić Brdo.