This study explores the significance of Student Organizational Citizenship Behavior (OCB) in educational institutions, it delves into antecedents of students' OCB, and how these antecedents affect the students’ organizational citizenship behavior. Students who are receiving the core dimensions of OCB like; help from the institute, self-development environment, sportsmanship, trust of faculty and management, feedback and suggestions, etc., change voluntarily their behaviour, and student OCB starts gradually. The research focuses on how educational institutions manage organizational citizenship behavior, emphasizing the role of relationship perception, and examining the impact of student-institution relationships on behavior regulation. Specifically, the study investigates the relationship between Student OCB based on relationship value, relationship strength, and relationship quality in educational institutions, Analyzing data from 863 student responses across professional institutions using structural equation modelling reveals a positive association between Student OCB and relationship quality, value, and strength. The study underscores the importance of cultivating mutual connections with trust, delivering quality services, and fostering a sense of strength and value in student-institution relationships to encourage positive OCB beneficial for enhancing the productivity of both the institutions and students.