Lieutenant Colonel

Lieutenant Colonel Affiliation Marine Corps Higher Rank Colonel Lower Rank Major
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Lieutenant Colonel is a senior Marine officer rank. A Lieutenant Colonel typically commands a battalion-sized unit (300 to 1,000 soldiers), with a Command Sergeant Major as principal NCO assistant. They may also serve as staff officers under senior generals or as a Marine Expeditionary Unit Executive Officer.

Marine Corps Officer Ranks
Second Lieutenant	First Lieutenant	Captain	Major	Lieutenant Colonel	Colonel	Brigadier General	Major General	Lieutenant General	General
For the Marine Corps Warrant Officer rank structure click here
For the Marine Corps Enlisted rank structure click here