The main purpose of the research is to find out the relation of social-demographic factors (education, family status, professional activity and place of residence) and the type of locus of control. Participants for the present study were 608 persons ranged between 15 and 65 years of age. The majority of the participants (472, 77.7%) indicated an external locus of control. Three of four factors – family status, professional activity, and education – had a significant relationship, and place of residence was the only factor without a significant relationship with the locus of control.