Gojkovac is located in the municipality Cetingrad, in Karlovac County at an elevation of 149 meters above sea level and it covers the area of 7.31 km² (2.82 sq. miles). According to the 2011 census report, there were only 12 inhabitants. It is largely populated by Serbs (86%), but also Croats (14%). Nearby places: Klokoč, Gornja Žrvnica, Glinice, Donja Žrvnica, Begovo Brdo, Lipovac Krstinjski, Dunjak, Kusaja, Batnoga and Ruševica.