Adverse and benevolent childhood experiences (ACEs and BCEs) impact health across the lifespan. No known study has investigated these associations across different health domains using a representative adult sample. This study examined the associations between adult physical, mental, and behavioral health with ACEs and BCEs based on two ACEs conceptualizations. A cross-sectional population-based survey was conducted in Hong Kong. Thirteen ACEs were measured and conceptualized as cumulative ACE scores and ACE patterns. Self-reports of BCEs; 10 physical health problems; current mental health; posttraumatic stress; history of diagnosed mental illness; suicidal thought and suicide attempt; and engagement in three health risk behaviors (smoking, illicit substance misuse, binge drinking) were also included. A series of regression analyses were conducted to examine the association between childhood experiences and health. In a random sample of 1,070 Hong Kong adults (Mage = 41.78 years; 53.93% female; mean ACEs = 1.64), 649 (60.65%) reported at least one ACE. Four ACE patterns were identified (Low ACEs, Household Instability, Household Violence, and High ACEs). Higher ACE scores associated with poorer health in a dose-response fashion. Two ACE patterns shared similar average ACE scores but differentially linked with outcomes across health domains. High BCEs negatively associated with mental and behavioral health problems. Public health responses to ACEs should consider both the accumulation and co-occurrence of ACE exposure. Schools, neighborhoods, and the wider community should take an active role in helping children and families create more positive experiences as a universal prevention strategy to safeguard population health. (PsycInfo Database Record (c) 2024 APA, all rights reserved).