Harvey Leroy Detterline III is charged with criminal homicide and two counts of aggravated assault.
According to the criminal complaint, Detterline admitted to the stabbing.
Police say he told them 29-year-old Richard Hicks entered the apartment through an upstairs window, they fought and Detterline stabbed him in the upper torso area.
Officers went into the apartment where they found 29-year-old Richard Hicks on the floor.
Hicks was pronounced dead at the scene at 12:03 a.m by Elk County Coroner Michelle Muccio. An autopsy has been scheduled for Saturday, August 18, 2018.
Detterline was arraigned this afternoon.
The investigation is ongoing by the Johnsonburg Police Department and the Office of the Coroner.