Coast Guard Officer Ranks: From Ensign to Admiral

Coast Guard ranks for officers are split into two tiers: officer and admiral.

Commissioned Coast Guard officers do not enlist. They serve indefinitely at the pleasure of the president of the United States. They hold a commission charging them with the duties and responsibilities of their specific rank.

Coast Guard Officer Ranks

Ensign (ENS) (O-1)

Ensigns are generally inducted after naval officer training and obtaining a four-year degree. Their rank is equivalent to second lieutenant in other branches.

Lieutenant Junior Grade (LTJG) (O-2)

Lieutenants junior grade are generally promoted 18 months after becoming an ensign. They serve as billeted division officers.

Lieutenant (LT) (O-3)

Equivalent to captains in other branches, lieutenants are responsible for sailors and petty officers in different divisions.

Lieutenant Commander (LCDR) (O-4)

Usually operating as mid-ranking officers in executive and command divisions, lieutenant commanders are addressed properly by using the full rank.

Commander (CDR) (O-5)

Commander is the first Coast Guard rank to command ships or squadrons of aircraft. They also may join the staff of a senior officer aboard a large vessel.

Captain (CAPT) (O-6)

Captains are given a high level of authority in a variety of stations. They generally enjoy a high degree of autonomy and must stand out over the course of several years to be promoted further.

Coast Guard Admirals

Rear Admiral Lower Half (RDML) (O-7)

Rear admiral lower halves generally command small flotillas of ships. They are promoted from Coast Guard officers through an intense and rigorous process.

Rear Admiral (RADM) (O-8)

Rear admirals command large operational areas, including multiple districts, and may oversee significant portions of the Coast Guard’s missions.

Vice Admiral (VADM) (O-9)

Vice admirals hold the rank of O-9 and are typically assigned to significant national and international operational commands.

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Admiral (ADM) (O-10)

Admiral is a four-star rank in the Coast Guard, typically held by the commandant, who is the senior officer of the service.

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