Background: According to the Law the Indonesia National Military number 34 of 2004 Article 7 states that the principal task of the military is to uphold state sovereignty, defend the territorial integrity of the Republic of Indonesia based on Pancasila and the 1945 Constitution, as well as to protect the people and the country of Indonesia from threats and harassment against the integrity of the nation. In carrying out this task a lot of risk are obtained by soldiers one of them is experiencing disability. Most of the soldiers who have disabilities can not receive their disabilities, a lot of trauma, and pressure resulting stress. For soldiers who have disabilities will be rehabilitated and at time of rehabilitation, soldiers are given training and lessons so that the soldiers are called students. This study was conducted to determine whether there is a relation between the length of disability and level of disability with the stress level of students in the Rehabilitation Center of the Ministry of Defence research in March 2015. Method: Descriptive and analytical research. The number of subject are 75 students. The target population of 61 students. Cross-sectional study design. Each subject was given a questionnaire DASS 42 to measure stress levels. Result: The data analysis using Chi-Square with saturated sampling technique. Results of statistical test (p=0.257) there is no relation between the stress and length disability (p=0.381) there is no relation between the level of disability with stress. Conclusion: This study concluded that the length of a person with disabilities and the level of disability does not affect the level of stress.