3rd Potomac Home Brigade Infantry (U)

== Regimental History and Service Record ==
 
 
 In Brief
Organized at Cumberland, Hagerstown and Baltimore, Md., October 31, 1861, to May 20, 1862. Companies "I" and "K" organized at Ellicott's Mills and Monrovia April and May, 1864. Regiment attached to Railroad District West Virginia to January, 1862. Lander's Division, Army of the Potomac, to March, 1862. Railroad District, Mountain Department, to July, 1862. Railroad Brigade, 8th Army Corps, Middle Department, to September, 1862. Harper's Ferry, W. Va., September, 1862. Annapolis (Md.) 8th Army Corps to July, 1863. 3rd Separate Brigade, 8th Army Corps, to October, 1863. 1st Separate Brigade, 8th Army Corps, to July, 1864. Kenly's Independent Brigade, 6th Army Corps, Army of the Shenandoah, to August, 1864. Kenly's Brigade, Reserve Division, West Virginia, to October, 1864. Reserve Division, West Virginia, to April, 1865. 1st Brigade, 1st Division, West Virginia, to May 29, 1865.
SERVICE.--Assigned to duty as railroad guard on Upper Potomac in Maryland and Virginia. Action at Grass Lick, W. Va., April 23, 1862. Wardensville May 7. Franklin May 10-12. Moorefield June 29. Siege of Harper's Ferry, W. Va., September 12-15. 
* September 12-13, 1862 - Action at Maryland Heights, MarylandNot originally referenced on unit homepage
* September 13-September 14, 1862 - Action at Bolivar Heights, West VirginiaNot originally referenced on unit homepage
** Surrendered September 15. 
** Paroled September 16 and sent to Annapolis, Md. 
* Duty at Annapolis and in the Defenses of Baltimore until June, 1863. 
* Guard Washington Branch, Baltimore & Ohio Railroad, June 28-July 10. 
* July 7, 1864 - Skirmish at Solomon's Gap, MarylandNot originally referenced on unit homepage
* At Annapolis, Relay Station, Annapolis Junction and Monocacy until July, 1864. 
* Operations against Early's Invasion of Maryland July, 1864. 
* July 7-July 8, 1864 - Skirmishes at Frederick, Maryland 
* July 9, 1864 - Battle of Monocacy, Maryland
* Pursuit of Early until July 30. 
* Snicker's Gap July 18. 
* Bolivar Heights August 6. 
* Halltown August 8. 
* Charlestown August 9. 
* Berryville August 13. 
* Duty in the District of Harper's Ferry, W. Va., until May, 1865. 
* May 12, 1865 - Ordered to Baltimore, Maryland
* May 29, 1865 - Mustered out of federal service
 
 
 1861
THE Third Regiment Infantry Potomac Home Brigade, with the exception of Companies I and K, was organized at Cumberland,
Hagerstown and Baltimore, Maryland, from October 31, 1861, to May 20, 1862, to serve three years.
The two companies known as I and K were recruited at Ellicott's Mills and Monrovia, Md., in April and May, 1864, to serve
three years, and assigned to this regiment. The original members (except veterans) were mustered out as their terms of service expired, and the organization, composed of veterans and recruits, retained in the service until May 29,1865, when it was mustered out of the military service of the United States in accordance with orders from the War Department.
Companies A, B, C, D and H were recruited in Allegany County, Md., Company E at Hagerstown, Company F at Baltimore, and Company G in Frederick County; Company I in Howard County and Company K in Frederick County.
 
 
 1862
Soon after the organization of 1st Battalion of this regiment at Cumberland, they were assigned to duty on the upper Potomac, in Maryland and Virginia, serving in Lander's Division until March 11, 1862.
Then they were assigned to the Mountain Department until June 26, 1862. Whilst serving in this department the 3d Regiment Potomac Home Brigade Infantry were engaged with the enemy at Franklin and Wardensville, Va,, in May, 1862, and at
Moorefield, Va., in June, 1862.
The 3d Regiment of Potomac Home Brigade Infantry was transferred to the Middle Department in June, 1862, and on September 13, 1862, formed a part of the beleaguered garrison at Harper's Ferry, Va., and were actively engaged during all the fighting incident to the siege on the 13th, 14th and 15th days of September, 1862, both on Maryland Heights, Md., and Bolivar Heights, Va.
The 3d Regiment Potomac Home Brigade Infantry was surrendered with the garrison and paroled when duly exchanged. They were assigned to duty guarding the line of the Baltimore and Ohio Railroad.
 
 
 1863
 
 
 1864
On the invasion of Maryland by General Early's Confederate Army in July, 1864, the 3d Regiment Potomac Home Brigade Infantry confronted their advance, and had a lively and gallant skirmish with the enemy to the west of Frederick City, Md., July 7th and 8th, 1864, and took a conspicuous part with General Lew Wallace's little army at the battle of Monocacy, July 9, 1864, where this small army was ordered to give battle to overwhelming force of the enemy, in order to enable reinforcements to reach and protect the Capitol at Washington.
After General Early's Army was driven out of Maryland, the 3d Regiment Potomac Home Brigade Infantry advanced with General Hunter's Army into Virginia, and took part in the engagement with the enemy at Snicker's Gap, Va., July 18, 1864.
The 3d Regiment Potomac Home Brigade Infantry then became a part of General Sheridan's Army of the Shenandoah, and participated in the engagements at Bolivar Heights, Halltown, Charlestown and Berryville, in August, 1864, after which the 3d Potomac Home Brigade Infantry were again assigned to the department of West Virginia, where they remained on duty until the close of the war and the muster out of the organization, May 29, 1865.
 
 
 1865
The 3d Regiment Potomac Home Brigade Infantry participated either by detachments or as a regiment in the following engagements, viz.: Franklin, Va., May 12, 1862; Wardensville, Va., May 29, 1862; Moorefield, Va., June 29, 1862; Harper's Ferry, Va., September 13, 14 and 15, 1862; Frederick, Md., July 7 and 8, 1864; battle of Monocacy, July 9, 1864; Snicker's Gap, July 18, 1864; Bolivar Heights, August 6, 1864; Halltown, Va., Augusts, 1864; Charlestown, Va., August 9,1864; Berryville, Va., August 13, 1864.
The death casualties in the 3d Regiment Potomac Home Brigade Infantry were as follows: Killed in battle, one (1) commissioned officer and eight (8) enlisted men—total, nine (9), died of disease, wounds, etc., one (1) commissioned officer and seventy-three (73) enlisted men; total, seventy-four (74), or an aggregate of eighty-three (83).
 
 
 1865
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== Regimental Roster ==
 
 
 Field and Staff Officers
 
 
 Company A
 
 
 Company B
 
 
 Company C
 
 
 Company D
 
 
 Company E
 
 
 Company F
 
 
 Company G
 
 
 Company H
 
 
 Company I
 
 
 Company K
 
 
 Unassigned
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== Regiment Statistical Information ==
* Regiment lost during service 1 Officer and 8 Enlisted men killed and mortally wounded and 1 Officer and 73 Enlisted men by disease. Total 83. 
== Legacy ==
== Notes ==
== Sources == 
* (Pages 760, 763, 973, 1234)
* (Pages 569-604)
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