3rd Regiment, Connecticut Infantry

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Brief History
The 3rd Regiment, Connecticut Infantry was organized at New Haven. They mustered in May 14, 1861. On the 12th day of August, 1864 this regiment was mustered out of service at Hartford.

For more information about the 3rd Connecticut Regiment Infantry and its history, see:


 * Regimental History - History of the Third (Three Months) Connecticut Volunteers, (accessed 8 Mar 2011). Connecticut Military Department

Companies in this Regiment
Men often enlisted in a company recruited in the counties where they lived though not always. This regiment was composed of men from all parts of Connecticut.

Infantry Company A was largely formed by men from Fairfield County.

Infantry Company B was largely formed by men from New Haven County.

Infantry Company C was largely formed by men from Fairfield County.

Infantry Company D was largely formed by men from Fairfield County.

Rifle Company A was largely formed by men from Hartford County.

Rifle Company B was largely formed by men from New Haven County.

Rifle Company C was largely formed by men from New Haven County.

Rifle Company D was largely formed by men from New London County.

Rifle Company E was largely formed by men from Hartford County.

Rifle Company F was largely formed by men from Fairfield County.


 * For more information about Rifle Company F and its history, see:

Stamford Roster, (accessed 8 Mar 2011). The Stamford Historical Society, Inc. - Civil War Exhibit

Company Rosters

 * Adjutant General's Office, United States Army. Connecticut Infantry Regiment 1,2,3,4, and 5th. Catalogue of the 1st, 2d, 3d, 4th, and 5th regiments, Connecticut volunteers, 1861, (Bethesda, Maryland : University Publications of America, c1991). Available at the Family History Library,


 * Connecticut. Adjutant General's Office, Catalogue of Connecticut volunteer organizations, with additional enlistments and casualties to July 1, 1864, (Hartford, Connecticut : Case, Lockwood, 1864), page 45. Available Online at Internet Archive, (accessed 8 Mar 2011).  Also available at the Family History Library,  or FHL US/CAN Film 1550802.


 * Adjutant General's Office, Catalogue of Connecticut volunteer organizations : (infantry, cavalry, and artillery,) in the service of the United States, 1861-1865, with additional enlistments, casualties, &amp;c., &amp;c., and brief summaries, showing the operations and service of the several regiments and batteries, (Bethesda, Maryland : University Publications of America, c1991), page 43. Includes index. Online at Internet Archives, (accessed 8 Mar 2011).  Also available at the Family History Library,  (10 fiche) or

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 ‘Connecticut 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.


 * Connecticut in the Civil War describes many Confederate and Union sources, specifically for Connecticut, 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.


 * Footnote.com, (accessed 2 Apr 2011). (A subscription website, but is available for use at the Family History Library and some Family History Centers). It has digital Civil War soldier service records and brief regiment histories (located at the bottom of some of the muster rolls).


 * The Civil War in the East, (accessed 8 Mar 2011). Timeline of the 3rd Connecticut Infantry Regiment


 * 3rd Connecticut Infantry, (accessed 8 Mar 2011). Connecticut State Library, Brady Collection of Civil War Photographs