This study sought to determine the goals of a child-friendly school and the psychosocial environment of the learners in public secondary schools in the Butuan City division Philippines. A mixed-method of quantitative and qualitative research was used in the study with questionnaire as the tool to describe the goals of a child friendly school and the psycho-social environment of the learners. A focus group discussion (FGD), in-depth interview and Delphi technique were used to determine the facilitating and hindering factors. The findings revealed that the goals of child-friendly school have high sustainability of advocacy in the implementation among schools. The psychosocial environment of the learners manifested a satisfactory status which meant that majority of the students were satisfactory equipped in their learning environment. The facilitating factors were the support and active participation of the principal, teachers, students and the community. The hindering factors were the financial, assigned person to manage child-friendly school activities, teachers’ attitude, students’ lacking awareness and lacking of facilities. A designed model was made for the sustainable implementation in the advocacy of the goals of child-friendly school and psycho-social environment of the learners. Te results of the study can be utilized to have sustainable implementation of child-friendly school.