This study aimed to develop cognitive-behavioral group counseling program for social problem-solving and career decision-making self-efficacy in incoming university freshman and to examine its efficacy through pre- and post-test. The program included cognitive restructuring, problem-solving and social skill training. The program consisted of 12 weekly sessions, approximately 1.5~2 hours in duration. Pre- and post-tests were administered to both a treatment group(n=48) and a control group(n=48). The collected data were statistically analyzed through ANCOVA. The main results of the study were as follows : The students in the treatment group showed a significant increase in both social problem-solving and career decision-making self-efficacy in comparison with those in the control group.