Tujuan penelitian adalah mengetahui bagaimana pembentukan karakter melalui outdoor learning dalam pembelajaran IPS SMP. Metode yang dingunakan yaitu penelitian kualitatif. Penelitian dilakukan di SMP Tumbuh Yogyakarta. Data diperoleh dari hasil indept interview dengan key informan: kepala sekolah, para wakil kepala sekolah, wali kelas, guru, dan siswa. Data dianalisis dengan menggunakan langkah-langkah: data reduction, data display, dan conclusion/verification). Berdasarkan hasil penelitian dapat disimpulkan: 1) Pembentukan karakter dapat dibagi menjadi dua strategi , yaitu internal dan eksternal sekolah; 2) strategi internal sekolah dapat ditempuh melalui empat pilar, yakni kegiatan belajar mengajar di kelas dengan metode pembelajaran yang telah disiapkan, kegiatan keseharian dalam bentuk school culture, kegiatan habituation, kegiatan kokurikuler, dan ekstra kurikuler; dan 3) strategi eksternal dapat ditempuh melalui kerja sama dengan orang tua dan masyarakat.Character building through outdoor learning in social studies learningThe purpose of this study was to determine how character formation through outdoor learning in junior high school social studies learning. The method used is qualitative research. The research was conducted at SMP Tumbuh Yogyakarta. Data obtained from the results of indept interviews with key informants: school principals, vice principals, homeroom teachers, teachers, and students. Data were analyzed using the following steps: data reduction, display data, and conclusion/verification). Based on the research results, it can be concluded that: (1) Character building can be divided into two strategies, namely internal and external schools; (2) the school's internal strategy can be pursued through four pillars, namely teaching and learning activities in class with prepared learning methods, daily activities in the form of school culture, habituation activities, co-curricular activities, and extra-curricular activities; and (3) external strategies can be pursued in collaboration with parents and the community.