[Penelitian dirancang untuk mengetahui hubungan antara keberfungsian keluarga dan penalaran moral pada mahasiswa tahun pertama di UniversitasIndonesia. Keberfungsian keluarga diukur dengan Family Adaptability andCohesion Evaluation Scale (FACES) II dan Family Communication Scale (FCS)berdasarkan Circumplex Model of Marital and Family System, sedangkan penalaran moral diukur dengan Defining Issues Test (DIT). Ada sebanyak 608yang tersebar di 14 fakultas. Hasil penelitian menunjukkan tidak adanya hubungan yang signifikan antara keberfungsian keluarga dan penalaran moral (r=0.016, p>0.05). Rata-rata keberfungsian keluarga responden tergolong adekuat (M=170.47), sedangkan rata-rata penalaran moral responden tergolong sedang., This study was designed to investigate correlation between family functioning and moral reasoning among freshmen in Universitas Indonesia. Family functioning was measured by Family Adaptability and Cohesion Evaluation Scale (FACES) II and Family Communication Scale (FCS) in Circumplex Model of Marital and Family System, and moral reasoning was measured by Defining Issues Test (DIT). There were 608 participants from 14 faculties in Universitas Indonesia. The result show insignificant correlation between family functioning and moral reasoning (r=0.016, p>0.05). Mean of participants had adequate family functioning (M=170.47), and had moderate moral reasoning.]