This study aimed to verify the effectiveness of the counseling program to develop psychological hardiness and reduce the level of psychological stress among students of the Police College at Sultan Qaboos Academy for Police Sciences in Sultanate of Oman. The study also seeks strategies and techniques that can be used in theories of psychological counseling. The study was based on the experimental method and the final study sample consisted of (30) students divided into two groups: an experi mental group of (15) students whom the counseling program was applied on, and another group of (15) students who did not receive any treatment and they were all from police college. The study used the following tools: Psychological Hardiness Scale by (Mukhamer, 2019) and Psychological Stress Scale by (Cohen & al,1983) in addition to the counseling program prepared by the researcher. The researcher calculated the arithmetic averages and standard deviations and analyzed the results using (t-test) for independent and correlated samples of the scores of the two groups - the experimental and the group that did not receive any treatment- for pre and post measurement and follow-up. The results of the study concluded that the program was effective in developing psychological hardiness, reducing the level of psychological stress, and maintaining its effect and effectiveness on the study sample.