and Solidarity among De La Salle Schools in Region IV were evaluated and used as basis for development of a management program for enhancement of culture of faith in three schools. The study evaluated the extent of each indicators manifest among groups of respondents and how these can be nurtured in schools’ trilogy of functions and what management program may be developed. Descriptive method of research was used in the study, employing research triangulation as methods in gathering data. The study revealed that the three Lasalian Schools were governed by the Gospel’s values, the charism of its founder and the traditions of the Religio, Mores, et Cultura and Crescit Gratia Virtuteque. The respondents had high level of spirituality and with moderate level of solidarity. The study concludes that the spirituality and solidarity may be nurtured through the implementation of the trilogy of functions. This involves the pursuance of instructional goals and preparation of an extensive research and extension agenda integrated with the principles of the Founder and inspired with gospel values. Thus, the proposed management program is conceptualized as a guide to the enhancement of the culture of faith which will serve as hallmarks for spirituality and solidarity development.