Background/purpose. This research aims to assess the level of organizational sustainability among deans of colleges at Anbar University from the perspective of academic department heads. Materials/methods. The current study sample consisted of 50 department heads, representing 50% of the total population of 101 academic department heads. The research followed a descriptive-analytical method. A questionnaire comprising three dimensions (economic, social, and environmental) was prepared and distributed to 50 heads of academic departments from various colleges at Anbar University between January 1 and February 6, 2025. The collected data were scrutinized statistically to evaluate the level of organizational sustainability. Results. The research findings demonstrated that the level of organizational sustainability among deans of colleges at Anbar University was good, as perceived by the heads of academic departments. With an arithmetic mean of (4.69) and a standard deviation of (0.827), this echoes embracing a participatory approach in the administrative work environment, which enriches sustainability in all its facets within the workflow. The result correspondingly reveals that organizational sustainability among deans lies in developing a positive organizational climate that prioritizes collective interests over personal interests. It fosters a sense of shared identity and promotes constant cooperation among college members, thereby providing the college and university with a competitive advantage over other academic institutions. Conclusion. It is vital to concentrate on contemporary administrative approaches, incorporating organizational sustainability within college administrations. This can be achieved by adopting a teamwork approach, motivating employees to take initiative outside the scope of formal instructions, and allowing them the freedom to select the most suitable approach for completing tasks. This can also be accomplished by publicizing democratic methods in colleges and granting employees the freedom to convey their opinions and suggestions when developing administrative development approaches. Ultimately, the research finalizes with a set of recommendations to enhance the organizational sustainability of academic department heads.