The rising divorce rates in Nigerian society stress the need to prioritize marital stability. This study seeks to contribute to mitigating this issue by investigating key psychosocial factors that promote marital stability. Specifically, the study explores the psychosocial variables that enhance marital stability among couples in Nsukka Local Government Area (LGA) of Enugu State. Data were sourced from 24 married couples through Focus Group Discussions (FGDs). Purposive sampling was employed, and data generated for the study were meticulously translated, transcribed and analyzed thematically. The findings revealed the pivotal role of love, effective communication and cultural factors in sustaining marital stability. To enhance marital stability, the study recommends the need for social service providers such as social workers and guidance/family counselors to provide adequate counseling to married couples. The goal of promoting resilience, strengthening relationships, and supporting the well-being of married couples and their families in diverse cultural contexts underscores the importance of social service research in addressing complex social issues and improving outcomes for individuals and communities. Future research should expand to include larger and more diverse populations and assess the longitudinal effects of social service programs on marital stability in Southeast Nigeria.