Momcilovic grew up in Pewaukee, Wisconsin and attended Pewaukee High School.[1] He is of Serbian decent.[2] Momcilovic averaged 16.7 points, 7.1 rebounds, and 2.5 assists and won the WIAA Division 2 state championship as a sophomore.[3] Momcilovic averaged 18.1 points and 7.7 rebounds during his junior season.[4] He was named Wisconsin Mr. Basketball after averaging 23.4 points and 10 rebounds per game during his senior season.[5][6] He was rated a four-star recruit and committed to play college basketball at Iowa State over offers from Virginia, UCLA, Michigan State, Louisville, Minnesota, Creighton, and Texas.[7][8]
College career
Momcilovic entered his freshman season at Iowa State as the Cyclones' starting power forward.[9]