List Of Divisions Of The United States Army
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formation Formation may refer to: Linguistics * Back-formation, the process of creating a new lexeme by removing or affixes * Word formation, the creation of a new word by adding affixes Mathematics and science * Cave formation or speleothem, a secondar ...
s of the
United States Army The United States Army (USA) is the land service branch of the United States Armed Forces. It is one of the eight U.S. uniformed services, and is designated as the Army of the United States in the U.S. Constitution.Article II, section 2, cla ...
. Units still in existence are in bold. For specific eras: *
Formations of the United States Army during the Mexican Revolution The formations of the United States Army during the Mexican Revolution reflected the United States' desire to field modernized divisions to test the United States' preparedness for war. As these early divisions were designed to defend and fight i ...
* Formations of the United States Army during World War I *
Formations of the United States Army during World War II This is a list of formations of the United States Army during the World War II. Many of these formations still exist today, though many by different designations. Included are formations that were placed on rolls, but never organized, as well a ...
*
Formations of the United States Army during the Vietnam War {{See also, Formations of the United States Army The following is a list of Division (military), divisions of the United States Army during the Vietnam War. Active Duty Divisions and Brigades in Theater AirMobile Divisions * 1st Cavalry Division ...
*
Formations of the United States Army during the War on Terrorism After the end of Operation Desert Storm/Shield, the US Army inactivated many units. The units fighting the War on Terrorism are the survivors of the "Peace Dividend". While additional fighting brigades are being created, no additional deployab ...
*
List of current formations of the United States Army This is a list of current formations of the United States Army, which is constantly changing as the Army changes its structure over time. Due to the nature of those changes, specifically the restructuring of brigades into autonomous modular brigad ...


Army groups

*
1st Army Group First or 1st is the ordinal form of the number one (#1). First or 1st may also refer to: *World record, specifically the first instance of a particular achievement Arts and media Music * 1$T, American rapper, singer-songwriter, DJ, and reco ...
(
World War II World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the vast majority of the world's countries—including all of the great powers—forming two opposin ...
"
phantom Phantom may refer to: * Spirit (animating force), the vital principle or animating force within all living things ** Ghost, the soul or spirit of a dead person or animal that can appear to the living Aircraft * Boeing Phantom Ray, a stealthy un ...
" formation) *
6th Army Group The 6th United States Army Group was an Allied Army Group that fought in the European Theater of Operations during World War II. Made up of field armies from both the United States Army and the French Army, it fought in France, Germany, Au ...
*
12th Army Group The Twelfth United States Army Group was the largest and most powerful United States Army formation ever to take to the field, commanding four field armies at its peak in 1945: First United States Army, Third United States Army, Ninth United Stat ...
*
15th Army Group The 15th Army Group was an Army Group in World War II, composed of the British Eighth and the U.S. Fifth Armies, which apart from troops from the British Empire and U.S.A., also had whole units from other allied countries/regions; like two of t ...


Field armies

* First Allied Airborne Army *
First United States Army First Army is the oldest and longest-established field army of the United States Army. It served as a theater army, having seen service in both World War I and World War II, and supplied the US army with soldiers and equipment during the Korea ...
—U.S. Army Training, Readiness, and Mobilization command formation * Second United States ArmyUnited States Army Cyber Command *
Third United States Army Third or 3rd may refer to: Numbers * 3rd, the ordinal form of the cardinal number 3 * , a fraction of one third * 1⁄60 of a ''second'', or 1⁄3600 of a ''minute'' Places * 3rd Street (disambiguation) * Third Avenue (disambiguation) * Hig ...
United States Army Central The United States Army Central, formerly the Third United States Army, commonly referred to as the Third Army and as ARCENT, is a military formation of the United States Army which saw service in World War I and World War II, in the 1991 Gulf W ...
command formation * Fourth United States Army *
Fifth United States Army Fifth is the ordinal form of the number five. Fifth or The Fifth may refer to: * Fifth Amendment to the United States Constitution, as in the expression "pleading the Fifth" * Fifth column, a political term * Fifth disease, a contagious rash that ...
United States Army North command formation * Sixth United States ArmyUnited States Army South command formation *
Seventh United States Army The Seventh Army was a United States army created during World War II that evolved into the United States Army Europe (USAREUR) during the 1950s and 1960s. It served in North Africa and Italy in the Mediterranean Theater of Operations and Fran ...
United States Army Europe United States Army Europe and Africa (USAREUR-AF) is an Army Service Component Command (ASCC) /Theater Army responsible for directing United States Army operations throughout the U.S. European Command (EUCOM) and U.S. Africa Command (AFRICO ...
command formation * Eighth United States Army
United States Army Korea The Eighth Army is a U.S. field army which is the commanding formation of all United States Army United States Forces Korea, forces in South Korea. It commands U.S. and South Korean units and is headquartered at the Camp Humphreys,
command formation * Ninth United States Army
United States Army Africa United States Army Africa (USARAF), also known as the ''Southern European Task Force'' (SETAF), was the United States Army service component command of United States Africa Command (USAFRICOM or AFRICOM). USARAF's headquarters were located on C ...
command formation * Tenth United States Army * Fourteenth United States Army (World War II "phantom" formation) * Fifteenth United States Army


Army corps

Airborne Airborne or Airborn may refer to: Arts, entertainment, and media Films * ''Airborne'' (1962 film), a 1962 American film directed by James Landis * ''Airborne'' (1993 film), a comedy–drama film * ''Airborne'' (1998 film), an action film sta ...
, armored, and
infantry Infantry is a military specialization which engages in ground combat on foot. Infantry generally consists of light infantry, mountain infantry, motorized infantry & mechanized infantry, airborne infantry, air assault infantry, and marine i ...
are grouped separately. The numbering system for the airborne corps is a continuation of the infantry numbering system.


Airborne corps

* XVIII Airborne Corps


Armored corps

*
I Armored Corps The I Armored Corps was a corps-sized formation of the United States Army that was active in World War II. The Corps made landfall in Morocco in French North Africa during Operation Torch in November 1942, the Allied invasion of French North Afri ...
(reflagged as the Seventh Army) * II Armored Corps (reflagged as XVIII Airborne Corps) * III Armored Corps (reflagged as XIX Corps) * IV Armored Corps (reflagged as XX Corps)


Army corps

*
I Corps I Corps, 1st Corps, or First Corps may refer to: France * 1st Army Corps (France) * I Cavalry Corps (Grande Armée), a cavalry unit of the Imperial French Army during the Napoleonic Wars * I Corps (Grande Armée), a unit of the Imperial French Arm ...
*
II Corps 2nd Corps, Second Corps, or II Corps may refer to: France * 2nd Army Corps (France) * II Cavalry Corps (Grande Armée), a cavalry unit of the Imperial French Army during the Napoleonic Wars * II Corps (Grande Armée), a unit of the Imperial French ...
*
III Corps 3rd Corps, Third Corps, III Corps, or 3rd Army Corps may refer to: France * 3rd Army Corps (France) * III Cavalry Corps (Grande Armée), a cavalry unit of the Imperial French Army during the Napoleonic Wars * III Corps (Grande Armée), a unit of th ...
* IV Corps *
V Corps 5th Corps, Fifth Corps, or V Corps may refer to: France * 5th Army Corps (France) * V Cavalry Corps (Grande Armée), a cavalry unit of the Imperial French Army during the Napoleonic Wars * V Corps (Grande Armée), a unit of the Imperial French Army ...
*
VI Corps 6 Corps, 6th Corps, Sixth Corps, or VI Corps may refer to: France * VI Cavalry Corps (Grande Armée), a cavalry formation of the Imperial French army during the Napoleonic Wars * VI Corps (Grande Armée), a formation of the Imperial French army dur ...
*
VII Corps 7th Corps, Seventh Corps, or VII Corps may refer to: * VII Corps (Grande Armée), a corps of the Imperial French army during the Napoleonic Wars * VII Corps (German Empire), a unit of the Imperial German Army prior to and during World War I * VII R ...
*
VIII Corps 8th Corps, Eighth Corps, or VIII Corps may refer to: * VIII Corps (Grande Armée), a unit of the Imperial French army during the Napoleonic Wars *VIII Army Corps (German Confederation) * VIII Corps (German Empire), a unit of the Imperial German Army ...
*
IX Corps 9 Corps, 9th Corps, Ninth Corps, or IX Corps may refer to: France * 9th Army Corps (France) * IX Corps (Grande Armée), a unit of the Imperial French Army during the Napoleonic Wars Germany * IX Corps (German Empire), a unit of the Imperial German ...
*
X Corps 10th Corps, Tenth Corps, or X Corps may refer to: France * 10th Army Corps (France) * X Corps (Grande Armée), a unit of the Imperial French Army during the Napoleonic Wars Germany * X Corps (German Empire), a unit of the Imperial German Army * X ...
*
XI Corps 11 Corps, 11th Corps, Eleventh Corps, or XI Corps may refer to: * 11th Army Corps (France) * XI Corps (Grande Armée), a unit of the Imperial French Army during the Napoleonic Wars * XI Corps (German Empire), a unit of the Imperial German Army * XI ...
*
XII Corps 12th Corps, Twelfth Corps, or XII Corps may refer to: * 12th Army Corps (France) * XII Corps (Grande Armée), a corps of the Imperial French Army during the Napoleonic Wars * XII (1st Royal Saxon) Corps, a unit of the Imperial German Army * XII (Ro ...
* XIII Corps *
XIV Corps 14 Corps, 14th Corps, Fourteenth Corps, or XIV Corps may refer to: * XIV Corps (Grande Armée), a unit of the Imperial French Army during the Napoleonic Wars * XIV Corps (German Empire), a unit of the Imperial German Army prior to and during World ...
*
XV Corps 15th Corps, Fifteenth Corps, or XV Corps may refer to: *XV Corps (British India) *XV Corps (German Empire), a unit of the Imperial German Army prior to and during World War I *15th Army Corps (Russian Empire), a unit in World War I *XV Royal Bavar ...
* XVI Corps * XVII Corps * XIX Corps * XX Corps * XXI Corps * XXII Corps * XXIII Corps * XXIV Corps * XXXVI Corps * XXXVII Corps


Army divisions


Air assault divisions

*
11th Air Assault Division (Test) The 1st Cavalry Division ("First Team") is a combined arms division and is one of the most decorated combat divisions of the United States Army. It is based at Fort Hood, Texas. It was formed in 1921 and served during World War II, the Korea ...
(1963–1965)


Airborne divisions

*
6th Airborne Division The 6th Airborne Division was an airborne infantry division of the British Army during the Second World War. Despite its name, the 6th was actually the second of two airborne divisions raised by the British Army during the war, the other being t ...
(phantom World War II division) * 9th Airborne Division (phantom World War II division) *
11th Airborne Division The 11th Airborne Division ("Arctic Angels") is a United States Army airborne formation, first activated on 25 February 1943, during World War II. Consisting of one parachute and two glider infantry regiments, with supporting troops, the div ...
"Angels" * 13th Airborne Division "Lucky Thirteenth" * 15th Airborne Division (unorganized World War II division) *
17th Airborne Division The 17th Airborne Division, "The Golden Talons", was an airborne infantry division of the United States Army during World War II, commanded by Major General William M. Miley. It was officially activated as an airborne division in April 1943 bu ...
"Golden Talons" * 18th Airborne Division (phantom World War II division) * 21st Airborne Division (phantom World War II division) *
80th Airborne Division 8 (eight) is the natural number following 7 and preceding 9. In mathematics 8 is: * a composite number, its proper divisors being , , and . It is twice 4 or four times 2. * a power of two, being 2 (two cubed), and is the first number of t ...
(1946–52) *
82nd Airborne Division The 82nd Airborne Division is an Airborne forces, airborne infantry division (military), division of the United States Army specializing in Paratrooper, parachute assault operations into denied areasSof, Eric"82nd Airborne Division" ''Spec Ops ...
"All American" * 84th Airborne Division (1946–52) * 100th Airborne Division (1946–52) *
101st Airborne Division The 101st Airborne Division (Air Assault) ("Screaming Eagles") is a light infantry division of the United States Army that specializes in air assault operations. It can plan, coordinate, and execute multiple battalion-size air assault operati ...
"Screaming Eagles" * 108th Airborne Division (1946–52), Later Division was Army Reserve Division, serving as in Infantry and later Training missions * 135th Airborne Division (phantom World War II division)


Armored divisions

* 1st Armored Division "Old Ironsides" * 2nd Armored Division "Hell On Wheels" * 3rd Armored Division "Spearhead Division" * 4th Armored Division "Breakthrough Division" * 5th Armored Division "Victory" * 6th Armored Division "Super Sixth", "Bulgebusters" * 7th Armored Division "Lucky Seventh" * 8th Armored Division "Showhorse" * 9th Armored Division "The Phantom Division" * 10th Armored Division "Tiger Division" * 11th Armored Division "Thunderbolt Division" *
12th Armored Division The 12th Armored Division was an armored division of the United States Army in World War II. It fought in the European Theater of Operations in France, Germany and Austria, between November 1944 and May 1945. The German Army called the 12th A ...
"Hellcat Division" * 13th Armored Division * 14th Armored Division * 15th Armored Division (phantom World War II division) * 16th Armored Division * 18th Armored Division (unorganized World War II division) * 19th Armored Division (unorganized World War II division) * 20th Armored Division * 21st Armored Division (unorganized World War II division) * 22nd Armored Division (unorganized World War II division) * 25th Armored Division (phantom World War II division) *
27th Armored Division The 27th Armored Division was a United States Army formation. It was part of the New York Army National Guard in the 1950s and 1960s. Activation In February, 1955 a reorganization of the Army National Guard included reorganizing the 27th Inf ...
*
30th Armored Division The 30th Armored Division was a Tennessee-based unit of the Army National Guard from the 1950s to the 1970s. Activation and service In 1954 the 30th Infantry Division was reorganized, with units in North Carolina and South Carolina constitutin ...
* 39th Armored Division (phantom World War II division) (possible post war Armored Brigade, not division) * 40th Armored Division *
48th Armored Division The 48th Armored Division was a division (military), division of the United States Army National Guard from September 1946 until 1968. Most of its units were part of the Florida Army National Guard and the Georgia Army National Guard. From 1946 ...
( Georgia Army National Guard to 1967) *
49th Armored Division The 49th Armored Division —nicknamed the "Lone Star"— was an armored division of the Texas Army National Guard during the Cold War. Active from 1947, the division formed part of the Texas Army National Guard together with the 36th Infantr ...
"Lone Star" TX ARNG (1946–68, 1973–2004) *
50th Armored Division The 50th Armored Division was a division of the Army National Guard from July 1946 until 1993. History On 13 October 1945 the War Department published a postwar policy statement for the entire Army, calling for a 27-division Army National Guard ...
"Jersey Blues" NJ ARNG (up to early 1990s)


Cavalry divisions

* Cavalry Division—authorized as the 4th Regular Army division in 1913; never officially numerically designated. * 1st Cavalry Division * 2nd Cavalry Division * 3rd Cavalry Division * 15th Cavalry Division * 21st Cavalry Division * 22nd Cavalry Division *
23rd Cavalry Division Third or 3rd may refer to: Numbers * 3rd, the ordinal form of the cardinal number 3 * , a fraction of one third * 1⁄60 of a ''second'', or 1⁄3600 of a ''minute'' Places * 3rd Street (disambiguation) * Third Avenue (disambiguation) * High ...
* 24th Cavalry Division * 61st Cavalry Division * 62nd Cavalry Division * 63rd Cavalry Division * 64th Cavalry Division * 65th Cavalry Division * 66th Cavalry Division


Infantry divisions

* 1st Infantry Division "The Big Red One" * 2nd Infantry Division "Indian Head Division" * 3rd Infantry Division "Rock of the Marne" * 4th Infantry Division "Ivy Division", "Iron Horse" * 5th Infantry Division "Red Diamond" *
6th Infantry Division 6th Division may refer to: Infantry divisions * 6th Division (Australia) * 6th Division (Austria) *6th (United Kingdom) Division * Finnish 6th Division (Winter War) *Finnish 6th Division (Continuation War) * 6th Division (Reichswehr) * 6th Divisi ...
"Red Star" * 7th Infantry Division "Bayonet Division" * 8th Infantry Division "Pathfinders", "Golden Arrow" * 9th Infantry Division "Octfoil", "Old Reliables" * 10th Division (World War I) * 10th Mountain Infantry Division (1943–1957) * 11th Division (World War I) * 12th Division (World War I) * 12th Infantry Division "Philippine division" * 13th Division "Lucky 13 Division" (World War I) * 14th Division (World War I) * 14th Infantry Division (phantom World War II division) * 15th Division (World War I) * 16th Division (World War I) * 17th Division (World War I) * 18th Division (World War I) * 19th Division "Moon & Star" * 19th Infantry Division (phantom World War II division) * 20th Division (World War I) * 22nd Infantry Division (phantom World War II division) * 23rd Infantry Division "Americal Division" * 24th Infantry Division "Victory Division" * 25th Infantry Division "Tropic Lightning" * 26th Infantry Division "Yankee Division" * 27th Infantry Division "New York Division" * 28th Infantry Division "Keystone Division" * 29th Infantry Division "The Blue and Gray" * 30th Infantry Division "Old Hickory" * 31st Infantry Division "Dixie Division" * 32nd Infantry Division "Red Arrow" * 33rd Infantry Division "Prairie Division" * 34th Infantry Division "Red Bull Division" * 35th Infantry Division "Santa Fe Division" * 36th Infantry Division "Texas Division" * 37th Infantry Division "Buckeye Division" * 38th Infantry Division "Cyclone Division" * 39th Infantry Division "Delta Division" * 40th Infantry Division "Sunburst Division" * 41st Infantry Division "Sunset Division" * 42nd Infantry Division "Rainbow Division" * 43rd Infantry Division "Red Wing Division" * 44th Infantry Division * 45th Infantry Division "Thunderbird Division" *
46th Infantry Division (United States) The 46th Infantry Division was a formation of the Michigan Army National Guard active between 1947 and 1968. It was initially headquartered at Lansing. Many of its units had previously been part of the 32nd Infantry Division. It was converted to ...
(phantom World War II division, postwar National Guard formation) * 47th Infantry Division (Post-war National Guard Division nicknamed "Viking") *
48th Infantry Division (United States) 48th Division or 48th Infantry Division may refer to: Infantry divisions * 48th Infantry Division (1st Formation)(People's Republic of China) * 48th Reserve Division (German Empire) * 48th Infantry Division (Wehrmacht), Germany * 48th Infantry ...
(phantom World War II division, postwar National Guard formation) * 49th Infantry Division (Post-war National Guard Division nicknamed "49'ers") * 50th Infantry Division (phantom World War II division) * 51st Infantry Division (Post-war National Guard Division) * 52nd Infantry Division * 55th Infantry Division (phantom World War II division) * 59th Infantry Division (phantom World War II division) * 61st Infantry Division (see Divisions of the United States Army, unorganized World War II division) * 62nd Infantry Division (see Divisions of the United States Army, unorganized World War II division) * 63rd Infantry Division * 65th Infantry Division * 66th Infantry Division * an infantry division with the number 67 was never organized during World War II (see Divisions of the United States Army) * 68th Infantry Division - never organized during World War II (see Divisions of the United States Army) * 69th Infantry Division * 70th Infantry Division "Trailblazers" * 71st Infantry Division "Red Circle" * an infantry division with the number 72 was never organized during World War II (see Divisions of the United States Army) * an infantry division with the number 73 was never organized during World War II (see Divisions of the United States Army) * an infantry division with the number 74 was never organized during World War II (see Divisions of the United States Army) * 75th Infantry Division * 76th Infantry Division "Liberty Bell Division" * 77th Infantry Division "Metropolitan Division" also "Statue of Liberty Division" * 78th Infantry Division "Lightning Division" * 79th Infantry Division "Liberty Division" * 80th Infantry Division "Blue Ridge Division" * 81st Infantry Division "Wildcat Division" *
82nd Infantry Division The 82nd Airborne Division is an Airborne forces, airborne infantry division (military), division of the United States Army specializing in Paratrooper, parachute assault operations into denied areasSof, Eric"82nd Airborne Division" ''Spec Ops ...
"All American Division" (Later Airborne Division with same number) * 83rd Infantry Division "Thunderbolt Division" * 84th Infantry Division "Railsplitters" * 85th Infantry Division "Custer Division" * 86th Infantry Division "Blackhawk Division" * 87th Infantry Division "Golden Acorn" * 88th Infantry Division "Blue Devils" * 89th Infantry Division "Rolling W Division" * 90th Infantry Division "Tough Ombres" * 91st Infantry Division "Wild West" * 92nd Infantry Division "Buffalo Division" * 93rd Infantry Division "Blue Helmets" *
94th Infantry Division In military terms, 94th Division or 94th Infantry Division may refer to: * 94th Division (People's Republic of China) * 94th Infantry Division (German Empire) * 94th Infantry Division (Wehrmacht) * 94th Division (Imperial Japanese Army) * 94th Gu ...
"Neuf-Cats" * 95th Infantry Division "Ironman Division" (Also "Victory Division", and "Iron Men of Metz Division") * 96th Infantry Division "Deadeye Division" *
97th Infantry Division The 97th Infantry Division was a unit of the United States Army in World War I and World War II. Nicknamed the "Trident division" because of its shoulder patch, a vertical trident in white on a blue background, it was originally trained in amph ...
"Trident Division" * 98th Infantry Division "Iroquois" * 99th Infantry Division "Checkerboard Division" * 100th Infantry Division "Century" * 101st Division (Later Airborne Division with same number) * 102nd Infantry Division "Ozark Division" * 103rd Infantry Division "Cactus Division" * 104th Infantry Division "Timberwolf" * intended as a Black formation, an infantry division with the number 105 was never organized during World War II * 106th Infantry Division "Golden Lion Division" * an infantry division with the number 107 was never organized during World War IIWilson, 170. * 108th Infantry Division * 108th Infantry Division "Golden Griffons" (Formerly Airborne Division of same number) * 109th Infantry Division (phantom World War II division) * 112th Infantry Division (phantom World War II division) * 119th Infantry Division (phantom World War II division) * 125th Infantry Division (phantom World War II division) * 130th Infantry Division (phantom World War II division) * 141st Infantry Division (phantom World War II division) * 157th Infantry Division (phantom World War II division) * Americal Division (see 23rd Infantry Division) *
Hawaiian Division The Hawaiian Division was a division of the United States Army, dedicated to the defense of Hawaii. This division was named rather than numbered, as were the Philippine, Panama Canal and Americal Divisions. It was first activated under the peacet ...
(see also: 24th Infantry Division; 25th Infantry Division) * Maneuver Division (1911) *
Panama Canal Division The Panama Canal Division was a unit of the United States Army, established in order to ensure the United States could adequately defend the Canal Zone in Panama. When it was authorized in 1920, similar divisions were organized to defend Hawaii an ...
(inactivated 1932) *
Philippine Division Philippine Division, or from 1946–1947 the 12th Infantry Division, was the core U.S. infantry division of the United States Army's Philippine Department during World War II. On 31 July 1941, the division consisted of 10,473 troops, mostly enl ...
(see 12th Infantry Division)


Light divisions

* 10th Light Division (Alpine) * 71st Light Division (Truck) * 89th Light Division (Pack)


Mountain divisions

*
10th Mountain Division The 10th Mountain Division (Light Infantry) is a light infantry division in the United States Army based at Fort Drum, New York. Formerly designated as a mountain warfare unit, the division was the only one of its size in the US military to re ...


Reserve training divisions

* 75th Division * 78th Division "Lightning Division" * 80th Division "Blue Ridge Division" * 84th Division "Lincoln County Division" * 85th Division "Custer Division" * 87th Division "Golden Acorn Division" * 91st Division "Wild West Division" * 95th Division "Victory Division" * 98th Division "Iroquois Division" * 100th Division "Century Division" * 104th Division "Timberwolf Division" * 108th Division "Golden Griffons"


References


Further reading

* {{cite book , last=Wilson , first=John B. , date=1998 , title=Maneuver and Firepower: The Evolution of Divisions and Separate Brigades , url=http://www.history.army.mil/html/books/060/60-14-1/cmhPub_60-14-1.pdf , location=
Washington, D.C. ) , image_skyline = , image_caption = Clockwise from top left: the Washington Monument and Lincoln Memorial on the National Mall, United States Capitol, Logan Circle, Jefferson Memorial, White House, Adams Morgan, ...
, format=PDF , publisher= Center for Military History, U.S. Army , isbn=0-16-049571-7 , access-date=April 5, 2015 Lists of United States Army units and formations