The academic self-efficacy is defined as people's beliefs about their capabilities to produce designated levels of performance that exercise influence over events that affect their lives. The main aim of this research is to do a study under the circumstances of Turkey about the validity and reliability of the academic self-efficacy scale prepared by Owen & Froman (1988). The translation of the scale to Turkish was done by language specialists. After that it was evaluated by specialists in terms of relevance to Turkish, content and measurement-evaluation. The scale, on which some arrangements were made, was applied to 683 university students to determine the validity and reliability. The findings related to the structure validity of the scale were provided with factor analysis method. The scale is formed by the three sub- dimension named as social status, cognitive applications and technical skills. The scale includes 33 items. Cronbach Alpha reliability coefficient for the general of the scale was found as 0, 86; it is found as 0, 88 for social status dimension; it is 0, 82 for cognitive applications dimension and it 0, 90 for technical skills dimension. The results prove that the scale can be used in the circumstances of Turkey.