United States Regiments & Batteries > Maryland

The 3rd Maryland Regiment, Potomac Home Brigade Volunteer Infantry lost 1 officer and 8 enlisted men killed or mortally wounded and 1 officer and 73 enlisted men to disease during the Civil War.

October 31 Organized at Cumberland, Hagerstown and Baltimore, Md. Assigned to duty as railroad guard on Upper Potomac in Maryland and Virginia attached to Railroad District West Virginia
January Assigned to Lander’s Division, Army of the Potomac
March Assigned to Railroad District, Mountain Department
April 23 Action at Grass Lick, Va.
May 7 Wardensville
May 10-12 Franklin
June 29 Moorefield
July Assigned to Railroad Brigade, 8th Army Corps, Middle Department
August 11 Three companies of the 4th Maryland Regiment, Potomac Home Brigade, which had never completed its organization, were assigned to the 3rd Regiment.
September 12-15 Siege of Harper’s Ferry
September 15 The regiment was surrendered along with the rest of the garrison.
September 16 The regiment was paroled and sent to Annapolis, Md., attached to 8th Army Corps
September-June Duty at Annapolis and in the Defenses of Baltimore
June 28 Assigned to guard the Washington Branch of the Baltimore & Ohio Railroad at Annapolis, Relay Station, Annapolis Junction and Monocacy
July Assigned to 3rd Separate Brigade, 8th Army Corps
October Assigned to 1st Separate Brigade, 8th Army Corps
April – May Companies I and K organized at Ellicott’s Mills and Monrovia
July Operations against Early’s Invasion of Maryland assigned to Kenly’s Independent Brigade, 6th Army Corps, Army of the Shenandoah
July 7-8 Frederick City
July 9
Battle of Monocacy
July Pursuit of Early
July 18 Snicker’s Gap
August 6 Bolivar Heights
August 8 Halltown
August 9 Charlestown
August 13 Berryville
August – May Duty in the District of Harper’s Ferry, W. Va. assigned to Kenly’s Brigade, Reserve Division, West Virginia
May 12 Ordered to Baltimore, Md.
October Assigned to Reserve Division, West Virginia
April Assigned to 1st Brigade, 1st Division, West Virginia
May 29 Mustered out