本研究主要的目的是分析基隆市青少年發展性資產的現況，並探討其與社會人口學變項之關係。方法：研究對象為九十八學年度第二學期就讀基隆市公立國中七、八、九年級學生。抽樣方法採兩步驟抽樣法，以叢集取樣抽取六所國中，再從每校七至九年級各隨機抽取一個班級，共計18班，得有效樣本數為517人。研究工具採結構式調查問卷，以團體自填問卷方式蒐集資料。所得資料以t檢定、單因子變異數分析等方法進行統計分析。研究結果發現受測學生的發展性資產總分、內在資產和外在資產、八項資產分佈均屬於中等。受測學生的發展性資產、外在資產、內在資產會因其父親教育程度、母親教育程度、父親職業、家庭完整性之不同而有顯著差異。根據研究結果，建議強化與建構青少年發展性資產，幫助青少年學習和培養更多積極的態度與行為，有助於青少年建構各項優勢和技能。

The main purposes of this research were to explore the developmental assets and to analyze the relationship between the developmental assets and social-demographic characteristics among the adolescents in Keelung City. The sampling students were selected by using two-stage random sampling. The research subjects were the students in the six junior high schools from seventh to ninth graders in 2009 academic year. Eighteen classes were selected with the total effective samples being 517. A structured questionnaire was completed by using self-administered method to collect quantitative data. The data collected was analyzed by t-test and One-way ANOVA. The results showed that the average scores of total developmental assets, external and internal assets of the students were in the fair level. The developmental assets, external assets and internal assets among the students were significantly different based on their parents' educational levels, fathers' occupations, and family intactness. Based on the research findings, it is recommended to strengthen and construct adolescents' developmental assets, help them learn more positive experiences, and establish better interpersonal relationship and opportunities. Adolescents can get proficiencies and better skills and accumulate more assets as well.