Meet the admissions eligibility requirements of the U.S. Naval Academy. You must be a U.S. citizen, at least 17 years of age but not more than 23 years of age as of July 1 of the application year, have no dependents, be unmarried and not be pregnant.
Submit a preliminary application through the U.S. Naval Academy website. Seek a nomination from you state's senator or representative, or the president or vice president of the United States via letter, phone call or personal visit.
Take the college admissions test. The academy accepts scores from the SAT-I and ACT. Write in the correct code, listed on the U.S. Naval Academy website, to forward your scores to the academy.
Pass the medical exam, fitness assessment, interview and selection process after being named an official candidate. You will receive a letter designating if you're been selected as an official candidate or not, and then another stating if you're accepted into the academy or not.
Graduate from the U.S. Naval Academy. Upon graduation, you will receive your commission, or recommendation, to become a Marine Corps second lieutenant. You attend “The Basic Training School” in Quantico, Va., for six months, after which you become an officer.