General Background: Modern education must extend beyond cognitive knowledge transfer to cultivate moral ethics and ecological sustainability awareness. Specific Background: The Adiwiyata Program establishes environmentally conscious elementary schools through ecological policies, curriculum integration, participatory activities, and supporting facilities. Knowledge Gap: However, many schools focus on administrative compliance without achieving substantive behavioral change, leaving student consistency fluctuating when unsupervised. Aims: This study examines the Adiwiyata Program implementation, school community roles, and supporting or inhibiting factors in forming students' environmental care and responsibility character at SDN Rawa Barat 05. Results: Using a qualitative case study with observation, interviews, field notes, and documentation validated via triangulation, findings show that implementation operates through school policies, learning integration, teacher role modeling, and daily habituation including waste sorting, recycling, composting, eco-enzyme production, plant maintenance, water and energy conservation, and classroom cleaning schedules. While supported by principal leadership, teacher modeling, and available facilities, challenges include inconsistent student behavior, limited facility optimization, and uneven community participation. Novelty: This research captures character internalization dynamics within an urban elementary school facing limited green spaces and instant urban culture. Implications: Sustainable character education requires continuous supervision, periodic evaluation, behavioral control sheets, and optimal utilization of limited facilities so ecological awareness progresses from rule-based compliance into personal consciousness. Highlights Ecological policies, curriculum integration, participatory activities, plus supporting facilities cultivate pupil cleanliness routines. Teacher role modeling alongside daily practices like waste sorting, plant maintenance, composting, plus classroom cleaning duties build personal accountability. Overcoming inconsistent pupil behavior requires continuous supervision, periodic evaluation, behavioral control sheets, alongside optimal utilization of limited urban spaces. Keywords Adiwiyata Program; Environmental Care Character; Student Responsibility; Character Education; Elementary School