≡ Menu

45th USCT Infantry

Editor’s Note: Do you have information on this unit’s role at the Siege of Petersburg?  Please contact us using the Contact button in the menu at the top of the screen.  We are happy to exchange information with other researchers.

Muster In: Organized at Philadelphia, Pa., June 13 to August 19, 1864.1
Muster Out: Mustered out November 4, 1865.2

Commander(s):
Colonel Ulysses Doubleday
Commander Image

Lieutenant Colonel Edelmiro Mayer
Commander Image

Major Theodore C. Glazier
Commander Image

First Offensive Order of Battle:

  • Unit not yet in existence.3

Second Offensive Order of Battle:

  • Unit not yet in existence.4

Third Offensive Order of Battle:

  • Unit not yet at the Siege of Petersburg.5

Fourth Offensive Order of Battle:

  • Unit not yet at the Siege of Petersburg.6

Fifth Offensive Order of Battle:

First Brigade | Third Division | X Corps | Army of the James | Union Army (September 20 to some point prior to October 13, 1864)7,8

Second Brigade | Third Division | X Corps | Army of the James | Union Army (definitely October 13, 1864 and later)9

  • Commander:
  • Unit Strength:
  • Weapons:
  • Six Companies moved to City Point, Va., September 20, 1864.10

Sixth Offensive Order of Battle: Second Brigade | Third Division | X Corps | Army of the James | Union Army11,12

  • Commander: Colonel Ulysses Doubleday (October 31, 1864)13
  • Unit Strength:
  • Weapons:
  • Note: The 45th United States Colored Troops consisted of six (6) companies at this time.14

Seventh Offensive Order of Battle:

Second Brigade | Third Division | X Corps | Army of the James | Union Army (November 1-December 3, 1864)15

Second Brigade | Second Division | XXV Corps | Army of the James | Union Army (December 3-31, 1864)16

  • Commander: Lieutenant Colonel Edelmiro Mayer (December 31, 1864)17
  • Unit Strength:
  • Weapons:
  • Note: The 45th USCT consisted of six (6) companies at this time.18
  • Note: On December 3, 1864, the X Corps and XVIII Corps of the Army of the James were reorganized into the XXIV Corps and the XXV Corps.

Eighth Offensive Order of Battle: Second Brigade | Second Division | XXV Corps | Army of the James | Union Army19,20

  • Commander: Lieutenant Colonel Edelmiro Mayer (January 31 & February 28, 1865)21,22
  • Unit Strength:
  • Weapons:
  • Note: The 45th USCT consisted of six (6) companies in January 1865 but appeared to be up to full strength by February 28, 1865.23,24

Ninth Offensive Order of Battle: Second Brigade | Second Division | XXV Corps | Army of the James | Union Army25,26

  • Commander: Major Theodore C. Glazier (March 31, 1865)27
  • Unit Strength:
  • Weapons:

Dyer’s/Sifakis’ Compendium Info:
Siege of Petersburg Battles28:

1st Bn (Not at Petersburg until March 1865)

  • Moved to Washington, D.C. (4 Cos.), July, 1864.
  • Attached to Provisional Brigade, Casey’s Division, 22nd Corps, and garrison duty at Arlington Heights, Va., until March, 1865.
  • Rejoined Regiment at Chaffin’s Farm, Va., March 14, 1865.

2nd Bn

  • Six Companies moved to City Point, Va., September 20, 1864.
  • Demonstration on north side of the James River and battle of Chaffin’s Farm, New Market Heights, September 28-30, 1864.
  • Fort Harrison September 29.
  • Darbytown Road October 18.
  • Battle of Fair Oaks October 27-28.
  • In trenches before Richmond until March, 1865.
  • Moved to Hatcher’s Run March 27-28.
  • Appomattox Campaign March 28-April 9.
  • Hatcher’s Run March 29-31.
  • Fall of Petersburg April 2.
  • Pursuit of Lee April 3-9.
  • Appomattox Court House April 9.
  • Surrender of Lee and his army.

Bibliography:

    Siege of Petersburg Documents Which Mention This Unit:

    Sources:

    1. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3)
    2. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3)
    3. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3)
    4. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3)
    5. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3)
    6. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3)
    7. Sommers, Richard J. “Grant’s Fifth Offensive at Petersburg: A Study in Strategy, Tactics, and Generalship.  The Battle of Poplar Spring Church, the First Battle of the Darbytown Road, the Second Battle of the Squirrel Level Road, the Second Battle of the Darbytown Road (Ulysses S. Grant, Virginia).” Doctoral Thesis. Rice University, 1970. Print. p. 1303.
    8. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLII, Part 1 (Serial Number 87), page 134: “Return of Casualties in the Union Forces (September-October 1864)”: The Official Records casualty returns for Chaffin’s Farm still refer to this brigade as the unattached “Colored Brigade”, Tenth Corps, Army of the James.
    9. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLII, Part 1 (Serial Number 87), page 147: “Return of Casualties in the Union Forces (September-October 1864)”
    10. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3)
    11. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLII, Part 3 (Serial Number 89), page 465: “Organization of the Union Forces” (October 31, 1864)”
    12. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLII, Part 1 (Serial Number 87), page 150: “Return of Casualties in the Union Forces…Fair Oaks and Darbytown Road, Va., October 27-28, 1864”
    13. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLII, Part 3 (Serial Number 89), page 465: “Organization of the Union Forces” (October 31, 1864)”
    14. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLII, Part 1 (Serial Number 87), page 150: “Return of Casualties in the Union Forces…Fair Oaks and Darbytown Road, Va., October 27-28, 1864”
    15. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3)
    16. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLII, Part 3 (Serial Number 89), page 1126: “Organization of the Union Forces” (December 31, 1864)
    17. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLII, Part 3 (Serial Number 89), page 1126: “Organization of the Union Forces” (December 31, 1864)
    18. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLII, Part 3 (Serial Number 89), page 1126: “Organization of the Union Forces” (December 31, 1864)
    19. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 2 (Serial Number 96), page 337: “Organization of the Union Forces” (January 31, 1865)
    20. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 2 (Serial Number 96), page 750: “Organization of the Union Forces” (February 28, 1865)
    21. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 2 (Serial Number 96), page 337: “Organization of the Union Forces” (January 31, 1865)
    22. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 2 (Serial Number 96), page 750: “Organization of the Union Forces” (February 28, 1865)
    23. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 2 (Serial Number 96), page 337: “Organization of the Union Forces” (January 31, 1865)
    24. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 2 (Serial Number 96), page 750: “Organization of the Union Forces” (February 28, 1865)
    25. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 1 (Serial Number 95), page 580: “Organization of the Union Forces” (March 31, 1865)
    26. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 1 (Serial Number 95), page 596: “Return of casualties in the Union Forces commanded by Lieut. Gen. Ulysses S. Grant, March 29-April 9, 1865”
    27. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 1 (Serial Number 95), page 580: “Organization of the Union Forces” (March 31, 1865)
    28. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3)
    { 0 comments… add one }

    Leave a Reply