104th Regiment, Pennsylvania Infantry

Brief History
This regiment was organized at Doylestown September 20 to October 16, 1861. It mustered out August 25, 1865.

For more information on the history of this unit, see:


 * The Civil War Archive section, 104th Regiment Infantry, (accessed 20 September 2012).

Companies in this Regiment with the Counties of Origin
Men often enlisted in a company recruited in the counties where they lived though not always. After many battles, companies might be combined because so many men were killed or wounded. However if you are unsure which company your ancestor was in, try the company recruited in his county first.

The Civil War Soldiers and Sailors database lists 3,139 men on its roster for this unit. Roster.

Field Officers and Staff - See Roster

Regimental Band - See Roster

Company A - Many men were recruited in Bucks County - See Roster

Company B - Many men were recruited in Bucks County - See Roster

Company C - Many men were recruited in Bucks County - See Roster

Company D - Many men were recruited in Bucks County - See Roster

Company E - Many men were recruited in Bucks County - See Roster

Company E - Company added in 1865. Many men were recruited in Blair County - See Roster

Company F - Many men were recruited in Bucks County - SeeRoster

Company F - Company added in 1865. Many men were recruited in Dauphin County - See Roster

Company G - Many men were recruited in Bucks County - See Roster

Company G - Company added in 1865. Many men were recruited in Schulykill County - See Roster

Company H - Many men were recruited in Bucks County - SeeRoster

Company I - Many men were recruited in Bucks County - See Roster

Company I Company added in 1865. Many men were recruited in Lackawanna County - See Roster

Company K - Many men were recruited in Bucks County - See Roster

Company K - Company added in 1865. Many men were recruited in Allegheny County - See Roster

Unassigned Men - See Roster

Regimental History and Roster

 * History of the 104th Pennsylvania Regiment, From 1861, to 1864. By William Watts Hart Davis. Philadelphia, PA: James B Rogers. Printer, 1866. Online at: Internet Archive

Other Sources

 * Beginning United States Civil War Research gives steps for finding information about a Civil War soldier. It covers the major records that should be used. Additional records are described in ‘Pennsylvania in the Civil War’ and ‘United States Civil War, 1861 to 1865’ (see below).


 * National Park Service, The Civil War Soldiers and Sailors System, is searchable by soldier's name and state. It contains basic facts about soldiers on both sides of the Civil War, a list of regiments, descriptions of significant battles, sources of the information, and suggestions for where to find additional information.


 * Pennsylvania in the Civil War describes many sources, specifically for Pennsylvania, and how to find them. These include compiled service records, pension records, rosters, cemetery records, Internet databases, published books, etc.


 * United States Civil War, 1861 to 1865 describes and explains United States and Confederate States records, rather than state records, and how to find them. These include veterans’ censuses, compiled service records, pension records, rosters, cemetery records, Internet databases, published books, etc.


 * Davis, W. W. H. History of the 104th Pennsylvania Regiment, from August 22nd, 1861, to September 30th, 1864. Philadelphia: J.B. Rogers, printer, 1866. and  and (Bethesda, Maryland : University Publications of America, c1992),.


 * Pa-roots gives the history of this regiment. It also has aroster for each company. It has an additional history for company K and references for the regiment.


 * Ranger95 describes the organization and battles of this regiment. It has a roster for each company.


 * 104 pa gives historical information about this regiment as well as letters and diaries of some soldiers.


 * pacivilwar gives an outline of the organization of this unit and its battles.