United States Army


< to October November 1861 • to December >

Commanded by Major General George B. McClellan

Headquarters

 
Provost Guard Colonel Andrew Porter  
Sturgis (Illinois) Rifles    
2nd United States Infantry Regiment    
3rd United States Infantry, Cos.BDGH&K    
4th United States Infantry Regiment    
6th United States Infantry Regiment    
8th United States Infantry, Cos. F&G    
4th United States Cavalry, Cos. A&E    
5th United States Artillery, Battery K    
Engineer Brigade    
15th New York Engineer Regiment    
50th New York Engineer Regiment    
Regular Engineer Battalion    

Banks’ Division

Major General Nathaniel P. Banks
First Brigade Brigadier General Alpheus S. Williams
5th Connecticut Infantry Regiment Colonel Orris S. Ferry  
1st Maryland Infantry Regiment Colonel John R. Kenly  
2nd Massachusetts Infantry Regiment Colonel George H. Gordon  
19th New York Infantry Regiment Colonel James Ledlie  
28th New York Infantry Regiment Colonel Dudley Donnelly  
28th Pennsylvania Infantry Regiment Colonel John Geary  
46th Pennsylvania Infantry Regiment Colonel Joseph F. Knipe from Harrisburg
Second Brigade Brigadier General John J. Abercrombie
12th Indiana Infantry Regiment    
16th Indiana Infantry Regiment    
12th Massachusetts Infantry Regiment Colonel Fletcher Webster  
13th Massachusetts Infantry Regiment Colonel Samuel H. Leonard  
66th Pennsylvania Infantry Regiment Colonel Alfred W. Chantry  
Third Brigade Colonel John W. Stiles  
27th Indiana Infantry Regiment Colonel Silas Colgrove  from Indianapolis 9/15
9th New York State Militia Regiment Colonel John W. Stiles  
29th Pennsylvania Infantry Regiment Colonel John K. Murphy  
3rd Wisconsin Infantry Regiment Colonel Samuel H. Leonard  
Artillery and Cavalry    
Battery M, 1st New York Artillery   from Rochester 11/21
Battery F, 1st Pennsylvania Artillery   from Defences Wahington
Pennsylvania Independent Battery F    
1st Rhode Island Battery    
Battery F, 4th United States Artillery    
3rd New York Cavalry (4 cos.)    

Buell’s/Keyes Division

Brigadier General Don Carlos Buell (until 11/9 *see note)
Brigadier General Edward D. Keyes
First Brigade Brigadier General Darius N. Couch  
2nd Rhode Island Infantry Regiment Colonel Frank Wheaton  
7th Massachusetts Infantry Regiment Colonel Nelson H. Davis (to 11/2)
Colonel Joseph H. Wheelock
 
10th Massachusetts Infantry Regiment Colonel Henry S. Briggs  
36th New York Infantry Regiment Colonel Charles H. Innes  
Second Brigade Brigadier General L. P. Graham  
65th New York Infantry Regiment Colonel John Cochrane  
66th New York Infantry Regiment Colonel Joseph C. Pinckney  from New York 11/16
67th New York Infantry Regiment Colonel Julius W. Adams  
23rd Pennsylvania Infantry Regiment Colonel David B. Birney  
82nd Pennsylvania Infantry Regiment Colonel David H. Williams  
Third Brigade Brigadier General J. J. Peck  
55th New York Infantry Regiment Colonel Philip R. DeTrobriand  
62nd New York Infantry Regiment Colonel John L. Riker  
93rd Pennsylvania Infantry Regiment Colonel James M. McCarter  from Lebanon, Pa. 11/21
98th Pennsylvania Infantry Regiment Colonel John F. Balier  
102nd Pennsylvania Infantry Regiment Colonel Thomas A. Rowley  
 Artillery    
Battery D, 1st Pennsylvania Artillery    
Battery H, 1st Pennsylvania Artillery    

Casey’s Provisional Division

Brigadier General Silas Casey receiving depot for new regiments
5th New Jersey Infantry Regiment Colonel Samuel H. Starr  
6th New Jersey Infantry Regiment Colonel James T. Hatfield  
7th New Jersey Infantry Regiment Colonel Joseph W. Revere  
8th New Jersey Infantry Regiment Colonel Adolphus J. Johnson  
45th New York Infantry Regiment Colonel George Von Amsberg  
54th New York Infantry Regiment Colonel Eugene Kozlay  
68th New York Infantry Regiment Colonel Robert J. Betge  
56th New York Infantry Regiment Colonel Charles H. Van Wyck from Newburg, NY
77th New York Infantry Regiment Colonel James B. McKean from Saratoga, NY 11/28
52nd Pennsylvania Infantry Regiment Colonel John C. Dodge from Harrisburg, PA 11/8
73rd Pennsylvania Infantry Regiment Colonel John A. Koltes  
75th Pennsylvania Infantry Regiment Colonel Henry Bohlen  
85th Pennsylvania Infantry Regiment Colonel Joshua B. Howell  from Uniontown, PA, 11/12
104th Pennsylvania Infantry Regiment Colonel William W.H. Davis from Doylstown, PA

Dix’s Division

Major General John Dix  
Infantry    
2nd Delaware Infantry Regiment Colonel W. Henry Wharton  
21st Indiana Infantry Regiment Colonel James W. McMillan  
1st Maryland Eastern Shore Regiment Colonel James Wallace  
2nd Maryland Eastern Shore Regiment Colonel Edward Wilkins  
2nd Maryland Infantry Regiment Colonel John Sommer  
3rd Maryland Infantry Regiment Colonel John C. McConnell  
5th Maryland Infantry Regiment Colonel William L. Schley  
Patapsco Maryland Guard Colonel James W. McMillan  
Baltimore Maryland Light Guard   organized in Baltimore
Purnell Legion Infantry (Maryland)   organized at Pikesville
17th Massachusetts Infantry Regiment Colonel Thomas I.C. Amory  
7th Maine Infantry Regiment Colonel Thomas Marshall (died 10/25)
Lieutenant Colonel Edward C. Mason
 to Smith’s Div., Davidson’s Bde.
10th Maine Infantry Regiment Colonel George L. Beale  
6th Michigan Infantry Regiment Colonel Frederick W. Curtenius  
3rd New York Infantry Regiment Colonel Samuel M. Alford  
4th New York Infantry Regiment Colonel Alfred W. Taylor  
5th New York Infantry Regiment Colonel Abram Duryea (to BG. 9/10)
Colonel Gouverneur K. Warren
 
60th New York Infantry Regiment Colonel William B. Hayward  from Ogdensburg N.Y. 11/4
11th Pennsylvania Infantry Regiment Colonel Richard Coulter  from Pennsylvania 11/27
87th Pennsylvania Infantry Regiment Colonel George Hay  
Division Artillery & Cavalry    
Battery A, Maryland Light Artillery    
Battery B, Maryland Light Artillery    
2nd United States Artillery, Battery I   at Fort McHenry
1st Maryland Cavalry Regiment Colonel Andrew G. Miller  
Purnell Legion Cavalry (Maryland)   organized at Pikesville
5th New York Cavalry Regiment Colonel DeForest Othneil  

Franklin’s Division

Brigadier General William B. Franklin  
First Brigade Brigadier General Philip Kearney  
1st New Jersey Infantry Regiment Colonel Alfred T. A. Torbert  
2nd New Jersey Infantry Regiment Colonel George W. McLean  
3rd New Jersey Infantry Regiment Colonel George W. Taylor  
4th New Jersey Infantry Regiment Colonel James H. Simpson  
Second Brigade Brigadier General Henry W. Slocum  
5th Maine Infantry Regiment Colonel Nathaniel J. Jackson  
16th New York Infantry Regiment Colonel Thomas A. Davies  
26th New York Infantry Regiment Colonel William H. Christian  
27th New York Infantry Regiment Colonel Joseph J. Bartlett  
96th Pennsylvania Infantry Regiment Colonel Henry L. Cake  from Pottsville, Pa. 11/18
Third Brigade Brigadier General John Newton  
18th New York Infantry Regiment Col. William A. Jackson (died 11/11)
Colonel William H. Young
 
31st New York Infantry Regiment Colonel Calvin E. Pratt  
32nd New York Infantry Regiment Colonel Roderick Matheson  
95th Pennsylvania Infantry Regiment Colonel John M. Gosline  
Division Cavalry and Artillery    
1st Massachusetts Battery    
Battery A, 1st New Jersey Artillery Captain William Hexamer  
Battery F, 1st New York Artillery    
Battery D, 2nd United States Artillery    
Battery M, 2nd United States Artillery    
1st New York Cavalry Regiment Colonel Andrew T. McReynolds  

Heintzelman’s Division

Brigadier General Samuel P. Heintzelman
First Brigade Brigadier General Israel B. Richardson  
2nd Michigan Infantry Regiment Colonel Orlando M. Poe  
3rd Michigan Infantry Regiment Colonel Stephen Champlin  
5th Michigan Infantry Regiment Colonel Henry D. Terry  
37th New York Infantry Regiment Colonel Samuel B. Hayman  
Second Brigade Brigadier General John Sedgwck  
3rd Maine Infantry Regiment Colonel Henry G. Staples  
4th Maine Infantry Regiment Colonel Hiram G. Berry  
38th New York Infantry Regiment Colonel John H.H. Ward  
40th New York Infantry Regiment Colonel Edward J. Riley  
Third Brigade Brigadier General C. D. Jameson  
57th Pennsylvania Infantry Regiment Colonel William Maxwell from Harrisburg 12/14
61st Pennsylvania Infantry Regiment Colonel Oliver H. Rippey  
63rd Pennsylvania Infantry Regiment Colonel Alexander Hays  
99th Pennsylvania Infantry Regiment Colonel Thomas Sweeney  
105th Pennsylvania Infantry Regiment Colonel Amor A. McKnight  
Division Artillery and Cavalry    
1st Rhode Island Artilery, Battery E    
1st New Jersey Artillery, Battery B    
2nd United States Artillery, Battery G    
1st New Jersey Cavalry Regiment Colonel William Halstead  

Hooker’s Division

Brigadier General Joseph Hooker  
First Brigade Brigadier General H. M. Naglee  
2nd New Hampshire Infantry Regiment    
1st Massachusetts Infantry Regiment  
11th Massachusetts Infantry Regiment Colonel William Blaisdell  
1st Michigan Infantry Regiment Colonel John C. Robertson  
26th Pennsylvania Infantry Regiment Colonel William F. Small  
Second Brigade Brigadier General Daniel E. Sickles  
70th New York Infantry Regiment Colonel William Dwight  
71st New York Infantry Regiment Colonel George B. Hall  
72nd New York Infantry Regiment Colonel Nelson Taylor  
73rd New York Infantry Regiment Colonel William R. Brewster  
74th New York Infantry Regiment Colonel Charles K. Graham  
Third Brigade Brigadier General Louis Blenker  
8th New York Infantry Regiment Colonel Julius Stahel (to 11/15)
Colonel Francis Wutschel
 
29th New York Infantry Regiment Colonel Adolph Von Steinwehr  
39th New York Infantry Regiment Colonel Frederick G. D’Utassy  
27th Pennsylvania Infantry Regiment Colonel M. Einstein  
2nd New York Independent Battery    
4th New York Cavalry Regiment Colonel Christian F. Dickel  
Division Artillery and Cavalry    
Battery E, 1st United States Artillery    
3rd Indiana Cavalry Regiment Colonel Scott Carter  

McCall’s’s Division

Brigadier General George McCall  
First Brigade Brigadier General John Reynolds  
1st Pennsylvania Reserves Colonel Richard B. Roberts  
2nd Pennsylvania Reserves Colonel William McCandless  
5th Pennsylvania Reserves Colonel Seneca G. Simmons  
8th Pennsylvania Reserves Colonel George S. Hays  
Second Brigade Brigadier General George Meade  
3rd Pennsylvania Reserves Colonel Horatio G. Sickel  
4th Pennsylvania Reserves  Colonel Albert L. Magilton  
7th Pennsylvania Reserves Colonel Elisha B. Harvey  
11th Pennsylvania Reserves Colonel Thomas F. Gallagher  
13th Pennsylvania Reserves Colonel Charles J. Biddle  
Third Brigade Brigadier General Edward O. C. Ord  
6th Pennsylvania Reserves Colonel William W. Ricketts  
9th Pennsylvania Reserves Colonel Conrad F. Jackson  
10th Pennsylvania Reserves Colonel John S. McCalmont  
12th Pennsylvania Reserves Colonel John H. Taggart  
Division Artillery and Cavalry    
Battery A, 1st Pennsylvania Artillery    
Battery B, 1st Pennsylvania Artillery    
Battery G, 1st Pennsylvania Artillery    
Battery C, 5th United States Artillery    
1st Pennsylvania Cavalry Colonel George D. Bayard  

McDowell’s Division

Brigadier General Irwin McDowell  
First Brigade Brigadier General Erasmus D. Keyes (to 11/9)
Brigadier General Christopher C. Augur
 
22nd New York Infantry Regiment Colonel Walter Phelps  
24th New York Infantry Regiment Colonel Timothy Sullivan  
30th New York Infantry Regiment Colonel Edward Frisby  
14th New York State Militia Colonel Alfred M. Wood  
Second Brigade Brigadier General J. S. Wadsworth  
12th New York Infantry Regiment Lieutenant Colonel Robert M. Richardson  
21st New York Infantry Regiment Colonel William F. Rogers  
23rd New York Infantry Regiment Colonel Henry C. Hoffman  
35th New York Infantry Regiment Colonel Newton B. Lord  
80th New York Infantry Regiment Colonel George W. Pratt  
Third Brigade Brigadier General Rufus King  
2nd Wisconsin Infantry Regiment Colonel Edgar O’Connor  
6th Wisconsin Infantry Regiment Colonel Lysander Cutler  
7th Wisconsin Infantry Regiment Colonel Joseph Vandor  
19th Indiana Infantry Regiment Colonel Solomon Meredith  
Division Artillery and Cavalry    
1st New Hampshire Artillery, Battery D    
Pennsylvania Independent Battery D Captain George W. Durell  
1st Rhode Island Artillery, Battery D    
4th United States Artillery, Battery B    
2nd New York Cavalry Regiment Colonel J. Mansfield Davies  

Porter’s Division

Brigadier General Fitz John Porter  
First Brigade Brigadier General George W. Morrell  
4th Michigan Infantry Regiment Colonel Dwight A. Woodbury  
9th Massachusetts Infantry Regiment Colonel Thomas Cass  
14th New York Infantry Regiment Colonel James McQuade  
62nd Pennsylvania Infantry Regiment Colonel Samuel W. Black  from Defences Washington 11/18
Second Brigade Brigadier General J. H. Martindale  
13th New York Infantry Regiment Colonel John Pickell  
41st New York Infantry Regiment Colonel Leopold Von Gilsa  
2nd Maine Infantry Regiment Colonel Charles W. Roberts  
18th Massachusetts Infantry Regiment Colonel James Barnes  
22nd Massachusetts Infantry Regiment Colonel Henry Wilson (res. 10/29)
Colonel Jesse A. Grove
 
Third Brigade Brigadier General Daniel Butterfield  
16th Michigan Infantry Regiment Colonel Thomas Stockton  
17th New York Infantry Regiment Colonel H. Seymour Lansing  
25th New York Infantry Regiment Colonel James E. Kerrigan  
41st New York Infantry Regiment Colonel Stephen W. Stryker  
83rd Pennsylvania Infantry Regiment Colonel John W. McLane  
Division Artillery and Cavalry    
Battery E, 2nd United States Artillery    
3rd Pennsylvania Cavalry Regiment Colonel William W. Averell  
8th Pennsylvania Cavalry Regiment Colonel Ernest G. Cormann  

Smith’s Division

Brigadier General William F. Smith  
First Brigade Brigadier General W. T. H. Brooks  
2nd Vermont Infantry Regiment Colonel Henry Whiting  
3rd Vermont Infantry Regiment Colonel Breed N. Hyde  
4th Vermont Infantry Regiment Colonel Edwin H. Stoughton  
5th Vermont Infantry Regiment Colonel Henry A. Smalley  
6th Vermont Infantry Regiment Colonel Nathan Lord  
Second Brigade Brigadier General J. W. Davidson
6th Maine Infantry Regiment Colonel Abner Knowles  
7th Maine Infantry Regiment Colonel Edwin C. Mason  
33rd New York Infantry Regiment Colonel Robert F. Taylor  
49th New York Infantry Regiment Colonel Daniel D. Bidwell  
79th New York Infantry Regiment    
Third Brigade Brigadier General Winfield S. Hancock  
43rd New York Infantry Regiment Colonel Benjamin F. Baker  
47th Pennsylvania Infantry Regiment Colonel Tighman H. Good  
49th Pennsylvania Infantry Regiment Colonel William H. Irwin  
5th Wisconsin Infantry Regiment Colonel Amasa Cobb  
1st U.S. Sharpshooters, Cos. B & E    
Division Artillery and Cavalry    
New York Artillery, Battery B Captain Thaddeus P. Mott  
1st New York Artillery, Battery E Captain John Stocum from Elmira, NY, 10/31
Battery E, 1st Pennsylvania Artillery    
Battery F, 5th United States Artillery Captain Romeyn B. Ayres  
5th Pennsylvania Cavalry Regiment Colonel Max Friedman  

Stone’s Division

Brigadier General Charles P. Stone  
First Brigade Brigadier General W. Gorman  
34th New York Infantry Regiment Colonel William La Deu  
42nd New York Infantry Regiment    
2nd New York State Militia Colonel G.W.B. Tompkins  
1st Minnesota Infantry Regiment    
15th Massachusetts Infantry Regiment Colonel Charles Devens  
Second Brigade Colonel Napoleon J. T. Dana  
19th Massachusetts Infantry Regiment Colonel Edward Hinks  
20th Massachusetts Infantry Regiment    
7th Michigan Infantry Regiment Colonel Ira Grosvenor
Third Brigade Brigadier General William W. Burns  
69th Pennsylvania Infantry Regiment Colonel Joshua Owen  
71st Pennsylvania Infantry Regiment Colonel Isaac J. Wistar  
72nd Pennsylvania Infantry Regiment Colonel DeWitt C. Baxter  
106th Pennsylvania Infantry Regiment Colonel Turner G. Morehead  
Division Artillery and Cavalry    
Battery B, 1st Rhode Island Artillery    
6th New York Independent Battery    
13th New York Independent Battery    
Battery I, 1st United States Artillery    
3rd New York Cavalry (3 cos.)    

Sumner’s Division

Brigadier General Edwin V. Sumner created 11/25
First Brigade Brigadier General Oliver O. Howard  
5th New Hampshire Infantry Regiment Colonel Edward E. Cross from New Hampshire 11/1
4th Rhode Island Infantry Regiment Colonel Isaac P. Rodman from Casey’s Div. 11/28
61st New York Infantry Regiment Colonel Spencer W. Cone from New York 11/9
81st Pennsylvania Infantry Regiment Colonel James Miller from Philadelphia 10/10
Second Brigade Brigadier General Thomas F. Meagher  
63rd New York Infantry Regiment Colonel Richard C. Enright from New York 11/28
69th New York Infantry Regiment Colonel Robert Nugent from New York 11/18
Third Brigade Brigadier General William H. French  
52nd New York Infantry Regiment Colonel Paul Frank from New York 11/11
57th New York Infantry Regiment Colonel Samuel K. Zook from New York 11/19
53rd Pennsylvania Infantry Regiment Colonel John R. Brooke from Harisburg 11/7
Division Artillery and Cavalry    
Battery B, 1st New York Artillery    
Battery G, 1st New York Artillery Captain J. D. Frank from Elmira 11/1
Batteries A&C, 4th United States Artillery    

Artillery Reserve

Colonel Henry K. Hunt  
1st New York Artillery Bn., Battery A Captain Thomas H. Bates  
1st New York Artillery Bn., Battery B  Captain Rufus T. Pettit  
1st New York Artillery Bn., Battery C    
1st New York Artillery Bn., Battery D  Captain Thomas W. Osborn  
5th New York Independent Battery     from New York 11/16
1st United States Artillery, Battery H    
1st United States Artillery, Batteries G&K    
2nd United States Artillery, Battery A    
2nd United States Artillery, Battery B    
2nd United States Artillery, Battery L    
3rd United States Artillery, Batteries F&K    
4th United States Artillery, Battery K    
5th United States Artillery, Battery A    

Cavalry Command

Brigadier General George Stoneman  
McClellan Dragoons (Illinois)    
Oneida New York Cavalry Captain Daniel P. Mann  
4th Pennsylvania Cavalry Regiment Colonel David Campbell  
11th Pennsylvania Cavalry Regiment Colonel Josiah Harlan to Dept. Virginia
5th United States Cavalry Regiment    

Cavalry Reserve

   
2nd United States Cavalry Regiment    

Defenses of Washington

   
Garrison Alexandria    
88th Pennsylvania Infantry Regiment    
Fort Albany    
14th Massachusetts Infantry Regiment    
Fort Washington    
37th New York Infantry, Cos. H&I    
1st United States Artillery, Battery D   to Fort Taylor, Florida

*Note: On November 19 General Buell was transfered to the command of the Department of the Ohio in Louisville, Kentucky.