U.S. Military Ranks
Updated February 21, 2017 | Factmonster Staff 
Source: U.S. Department of Defense.
| Pay Grade | Army and Marine Corps | Navy and Coast Guard1 | Air Force | Total number2 |
|---|---|---|---|---|
| Commissioned Officers | ||||
| 0-1 | Second Lieutenant | Ensign | Second Lieutenant | 24,579 |
| 0-2 | First Lieutenant | Lieutenant Junior Grade | First Lieutenant | 28,002 |
| 0-3 | Captain | Lieutenant | Captain | 72,729 |
| 0-4 | Major | Lieutenant Commander | Major | 45,168 |
| 0-5 | Lieutenant Colonel | Commander | Lieutenant Colonel | 28,148 |
| 0-6 | Colonel | Captain | Colonel | 11,542 |
| 0-7 | Brigadier General | Rear Admiral | Brigadier General | 444 |
| 0-8 | Major General | Rear Admiral | Major General | 285 |
| 0-9 | Lieutenant General | Vice Admiral | Lieutenant General | 132 |
| 0-10 | General | Admiral | General | 39 |
| Special Grades3 | ||||
| (5 stars) | General of the Army | Fleet Admiral | General of the Air Force | |
| Warrant Officers | ||||
| W-1 | Warrant Officer | — | — | 2,935 |
| W-2–W-5 | Chief Warrant Officer | Chief Warrant Officer4 | — | 13,450 |
| TOTAL OFFICERS | 227,453 | |||
| Enlisted Personnel | ||||
| E-1 | Private | Seaman Recruit | Recruit | 53,586 |
| E-2 | Army Private/ Marine Private First Class | Seaman Apprentice | Airman | 80,531 |
| E-3 | Army Private First Class/ Marine Lance Corporal | Seaman | Airman First Class | 185,923 |
| E-4 | Corporal | Petty Officer, Third Class | Senior Airman | 261,890 |
| E-5 | Sergeant | Petty Officer, Second Class | Staff Sergeant | 248,805 |
| E-6 | Staff Sergeant | Petty Officer, First Class | Technical Sergeant | 175,234 |
| E-7 | Army Sergeant First Class Marine Gunnery Sergeant | Chief Petty Officer | Master Sergeant | 96,956 |
| E-8 | Master Sergeant | Senior Chief Petty Officer | Senior Master Sergeant | 26,912 |
| E-9 | Sergeant Major | Master Chief Petty Officer | Chief Master Sergeant | 10,629 |
| Special Grades5 | ||||
| Sergeant Major | Master Chief Petty Officer | Chief Master Sergeant | ||
| TOTAL ENLISTED | 1,126,984 | |||
1. The United States Coast Guard operates within the Department of Homeland Security rather than the Department of Defense.
2. As of June 30, 2006. Excludes Coast Guard.
3. There are no living five-star commissioned officers.
4. Applies only to the Navy, not the Coast Guard.
5. Senior enlisted advisers. There is only one for each branch of service (Air Force, Army, Marine Corps, Navy).
Source: U.S. Dept. of Defense, Defense Manpower Data Center.
