3RDBN RTR MCRD

**3rd Recruit Training Battalion (3RDBN), Recruit Training Regiment (RTR), Marine Corps Recruit Depot (MCRD):** The 3rd Recruit Training Battalion (3RDBN) is a key component of the Recruit Training Regiment (RTR) at Marine Corps Recruit Depot (MCRD) San Diego. Established as part of the Marine Corps’ commitment to transforming civilians into United States Marines, the battalion has a distinguished history of shaping recruits since World War II. Over the decades, 3RDBN has adapted its training methods to meet evolving military needs while upholding the Corps’ core values of honor, courage, and commitment. Today, 3RDBN continues to play a vital role in preparing new Marines for service, emphasizing discipline, teamwork, and the warrior ethos.