YM Home | Young Marines young marines, non-profit, leadership, teamwork, self-discipline, education, drug free The Young Marines is a national non-profit 501c(3) youth education and service program for boys and girls, age eight through the completion of high school. The Young Marines promotes the mental, moral and physical development of its members. The program focuses on teaching the values of leadership, teamwork and self-discipline, so its members can live and promote a healthy, drug-free lifestyle.