Division | Brigade | Regiments and Others |
First Division BG David A. Russell | 1st Brigade Col William H. Penrose |
- 4th New Jersey: Cpt Ebenezer Davis
- 10th New Jersey: Ltc Charles H. Tay
- 15th New Jersey: Ltc Edward L. Campbell
|
First Division BG David A. Russell | 2nd Brigade BG Emory Upton |
- 2nd Connecticut Heavy Artillery: Col Ranald S. Mackenzie
- 65th New York: Col Joseph E. Hamblin
- 67th New York: Cpt Henry C. Fisk
- 95th Pennsylvania: Maj Francis Joshua Randall
- 96th Pennsylvania: Ltc William S. Lessig
- 121st New York: Maj Henry Galpin
|
First Division BG David A. Russell | 3rd Brigade Col Oliver Edwards |
- 2nd Rhode Island: Cpt Elisha Hunt Rhodes
- 5th Wisconsin Battalion: Cpt Charles W. Kempf
- 6th Maine Battalion: Maj George Fuller
- 37th Massachusetts: Ltc George Montague
- 23rd Pennsylvania: Col John F. Glenn
- 49th Pennsylvania: Maj Amor W. Wakefield
- 82nd Pennsylvania: Ltc John M. Wetherill
- 119th Pennsylvania: Ltc Gideon Clark
|
Second Division BG George W. Getty
| 1st Brigade BG Frank Wheaton |
- 62nd New York: Cpt Lewis J. Stewart
- 93rd Pennsylvania: Ltc John S. Long
- 98th Pennsylvania: Ltc John B. Kohler
- 102nd Pennsylvania: Maj Thomas McLaughlin
- 139th Pennsylvania: Maj Robert Munroe
|
Second Division BG George W. Getty
| 2nd Brigade BG Lewis A. Grant |
- 1st Vermont Heavy Artillery: Maj Aldace F. Walker
- 2nd Vermont: Ltc Amasa S. Tracy
- 3rd Vermont: Ltc Samuel E. Pingree
- 4th Vermont: Col George P. Foster
- 5th Vermont: Cpt Friend H. Barney
- 6th Vermont: Ltc Oscar A. Hale
|
Second Division BG George W. Getty
| 3rd Brigade Col Daniel Bidwell |
- 7th Maine: Cpt John W. Channing
- 43rd New York: Cpt Volkert V. Van Patten
- 49th New York : Ltc George W. Johnson, Cpt Erastus D. Holt
- 77th New York: Ltc Winsor B. French
- 122nd New York: Maj Jabez M. Brower
- 61st Pennsylvania : Cpt William H. Rodgers
|
Artillery | Artillery BrigadeCol Charles H. Tompkins |
|
Division | Brigade | Regiments and Others |
First Division BG William Dwight | 1st Brigade Col George L. Beal |
- 29th Maine: Ltc Charles S. Emerson
- 30th Massachusetts: Col Samuel D. Shipley
- 114th New York: Col Samuel R. Per Lee
- 116th New York: Col George M. Love
- 153rd New York: Col Edwin P. Davis
|
First Division BG William Dwight | 2nd Brigade BG James W. McMillan |
- 12th Connecticut: Ltc Frank H. Peck
- 13th Maine: Col Henry Rust II
- 15th Maine: Col Isaac Dyer
- 47th Pennsylvania: Col Tilghman H. Good
- 8th Vermont: Col Stephen Thomas
|
First Division BG William Dwight | 3rd Brigade Col Leonard D. H. Currie |
- 30th Maine: Cpt George W. Randall
- 133rd New York: Cpt Anthony J. Allaire
- 160th New York: Ltc John B. Van Petten
- 165th New York: Maj Felix Agnus
- 173rd New York: Maj George W. Rogers
|
First Division BG William Dwight | Division Artillery |
|
Second Division BG Cuvier Grover | 3rd Brigade Col Jacob Sharpe |
- 38th Massachusetts: Ltc James P. Richardson
- 128th New York: Ltc James P. Foster
- 156th New York: Ltc Alfred Neafie
- 175th New York: Cpt Charles McCarthey
- 176th New York: Maj Charles Lewis
|
Second Division BG Cuvier Grover | 4th Brigade Col David Shunk |
- 8th Indiana: Ltc Alexander J. Kinney
- 18th Indiana: Ltc William S. Charles
- 24th Iowa: Ltc John Q. Wilds
- 28th Iowa: Ltc Bartholomew W. Wilson
|
Division | Brigade | Regiments and Others |
Defenses North of the Potomac BG Martin D. Hardin | 1st Brigade Col James M. Warner |
- 151st Ohio: Col John M. C. Marble
- 13th Michigan Battery: Lt Charles Dupont
- 14th Michigan Battery: Cpt Charles Heine
- 9th New York Heavy Artillery
- 1st Pennsylvania Artillery Battalion: Maj Joseph M. Knap
- 1st Rhode Island Light Artillery, Battery D: Cpt William M. Buckley
- 2nd U.S. Artillery, Battery I
- 3rd U.S. Artillery, Battery G
- 4th U.S. Artillery, Battery A: Lt Rufus King, Jr.
|
Defenses North of the Potomac BG Martin D. Hardin | 2nd Brigade Ltc Joseph A. Haskin |
- 150th Ohio: Col William H. Hayward
- 170th Ohio: Col Miles J. Saunders
- New Hampshire Heavy Artillery, 1st Company: Cpt Charles H. Long
- 1st Ohio Light Artillery, Battery L: Cpt Franklin C. Gibbs
- 2nd Pennsylvania Heavy Artillery: Cpt John Norris
- 2nd U.S. Artillery, Battery I: Lt William P. Graves
- 7th Veteran Reserve Corps
- 21st Veteran Reserve Corps
|
Defenses North of the Potomac BG Martin D. Hardin | 3rd Brigade Ltc John H. Oberteuffer |
- Massachusetts Heavy Artillery
- 3rd U.S. Artillery, Battery G: Lt Herbert F. Guthrie
- 1st Pennsylvania Light Artillery
|
Defenses South of the Potomac BG Gustavus A. DeRussy
| 1st Brigade Col Joseph N. G. Whistler |
- 145th Ohio: Col Henry C. Ashwill
- 147th Ohio: Col Benjamin R. Rosson
- 164th Ohio: Col John C. Lee, Ltc Augustus S. Bement
- 1st Maine Artillery, Battery A: Cpt Albert W. Bradbury
- Maryland Light Artillery, Battery A: Cpt James H. Rigby
- Maryland Light Artillery, Battery D: Cpt John M. Bruce
- 6th Massachusetts
- 18th Massachusetts
- 1st New York Light Artillery, Battery K: Cpt Solon W. Stocking
- 5th New York Battery: Cpt Elijah D. Taft
- 84th New York
- 1st Pennsylvania Light Artillery, Battery G: Cpt Beldin Spence
- 1st Pennsylvania Light Artillery, Battery H: Cpt Andrew Fagan
- 1st Rhode Island Artillery, Battery H
- 1st U.S. Artillery, Battery E
- 2nd U.S. Artillery, Battery G: Lt James E. Wilson
|
Defenses South of the Potomac BG Gustavus A. DeRussy
| 2nd Brigade Col Thomas Wilhelm |
- Massachusetts Heavy Artillery, 15th Company
- 16th Massachusetts Independent Battery
- Pennsylvania Light Artillery, Battery C: Capt James Thompson
- Pennsylvania Light Artillery, Battery I: Cpt Robert J. Nevin
- 1st New York Heavy Artillery, Battery K
- 17th New York Artillery, Independent Battery
- 169th Ohio: Col Nathaniel Haynes
- 1st Rhode Island Light Artillery, Battery H: Cpt Crawford Allen
- 1st U.S. Artillery, Battery E: Lt Frank S. French
|
Defenses South of the Potomac BG Gustavus A. DeRussy
| 3rd Brigade created 10 July Col William Smith Irwin |
- Maryland Artillery, Battery D
- 136th Ohio: Col William Smith Irwin
- 142nd Ohio
- 166th Ohio: Col Harrison G. Blake
- 16th Indiana Battery: Cpt Charles R. Deming
- Massachusetts Heavy Artillery, 15th Company: Cpt Joseph M. Parsons
- 1st New York Heavy Artillery, Battery F: Cpt William R. Wilson
- 1st Pennsylvania Heavy Artillery, Independent Battery
- 72nd Pennsylvania
- 106th Pennsylvania
|
Defenses South of the Potomac BG Gustavus A. DeRussy
| 4th Brigade created 2 July Maj. Charles C. Meservey |
- 66th New York
- 136th Ohio
- 10th New York Heavy Artillery
- 1st West Virginia Light Artillery, Battery C: Cpt Wallace Hill
- 1st Wisconsin Heavy Artillery, Company A
- 2nd Massachusetts Cavalry
|
Defenses South of the Potomac BG Gustavus A. DeRussy
| Cavalry Col Charles Russell Lowell |
- 2nd Massachusetts Cavalry: Ltc Caspar Crowninshield
- 13th New York Cavalry: Col Henry Gansevoort
- 16th New York Cavalry: Col Henry M. Lazelle
|
District of Washington Col Moses N. Wisewell
| 1st Veteran Reserve Brigade Col George W. Gile
|
- 1st Regiment, Veteran Reserve Corps
- 9th Regiment, Veteran Reserve Corps
- 6th Regiment, Veteran Reserve Corps
- 19th Regiment, Veteran Reserve Corps
- 20th Regiment, Veteran Reserve Corps
- 22nd Regiment, Veteran Reserve Corps
|
District of Washington Col Moses N. Wisewell
| Not brigaded
|
- 27th Pennsylvania, Company F
- 150th Pennsylvania, Company K
- Union Light Guard
- U.S. Ordnance Detachment
|
Cavalry Division Col William Gamble | 1st Division Cpt Benjamin Rockafellow |
- 1st Brigade: Lt Charles Parker '
- 2nd Brigade: Lt William J. Allen '
- Reserve Brigade: Lt Marcellus E. Jones '
|
Cavalry Division Col William Gamble | 2nd Division Cpt James T. Peale |
- 1st Brigade: Lt George W. Brooks '
- 2nd Brigade: Cpt Robert A. Robinson '
|
Cavalry Division Col William Gamble | 3rd Division Maj Henry W. Sawyer |
- 1st Brigade: Cpt Robert Loudon '
- 2nd Brigade: Lt George W. Byard
|
District of Alexandria BG John P. Slough | 2nd Veteran Reserve Brigade Col William H. Browne |
- 3rd Regiment, Veteran Reserve Corps: Ltc John Spiedel
- 12th Regiment, Veteran Reserve Corps: Col Addison Farnsworth
|
District of Alexandria BG John P. Slough | Not brigaded |
|