This paper focused on the educational capacity building in developing a culture of commitment and work behavior in public elementary schools in the Sariaya West District. A descriptive-correlational research design was used in investigating the educational capacity building of teachers as predictors of developing commitment and work behavior as perceived by the 198 randomly selected public elementary school teachers from the Sariaya West District in Sariaya, Quezon. In addition, the relationship between these variables was also described. The result of the study shows that: the public elementary teachers practiced well the educational capacity building as to human resource management, function and self-organization, delivery of development outcomes and participation and partnership. Further, it implies that teachers remain competent, effective, and innovative motivated and organized in their work flexible enough to meet the needs and demands for the betterment of the school demonstrate a strong sense of eagerness and enthusiasm in their work adhere to the schools goal overcome tension, fear, and pressure collaborative have a positive work ethic have a positive and affective connection to their profession which developed culture of commitment and work behavior to public elementary school. This concludes that there is a significant positive relationship between educational capacity building as to the culture of commitment and work behavior.