18th Regiment, New Hampshire Infantry

Brief History
The 18th Regiment New Hampshire Infantry was organized at Concord and mustered in on September 13, 1864. The first six companies were recruited under call of July 19, 1864 and four companies under call of December 21, 1864. Companies "G," "H" and "I" join Regiment in February, March and April, 1865. Company "K" was on duty at Galloupe's Island, Boston Harbor, entire term, and mustered out May 6, 1865. Six original companies muster out June 10, 1865 and the balance of the regiment muster out July 29, 1865. The length of service was for 10 months.

For more information about the 18th Regiment, New Hampshire Infantry and its history, see:


 * The Civil War Archive section, 18th Regiment Infantry, (accessed 19 July 2012).


 * Thomas L. Livermore, History of the Eighteenth New Hampshire Volunteers, 1864-1865, Boston, Massachusetts:Fort Hill Press, 1904 Available online at Google Books, (accessed 11 Mar 2011). Also available at the FamilySearch Library,  or


 * 18th New Hampshire Volunteer Infantry - from Wikipedia, the free encyclopedia, (accessed 11 Mar 2011).

Company Rosters
The Civil War Soldiers and Sailors database lists 1242 men on its roster for this unit. .


 * New Hampshire Infantry Page, (accessed 11 Mar 2011). New Hampshire Heritage


 * Eighteenth New Hampshire Regiment Rosters, (accessed 11 Mar 2011). This is not a complete roster.


 * The following Company Rosters, (accessed 11 Mar 2011), are from the book, History of the Eighteenth New Hampshire Volunteers, 1864-1865, by Thomas Leonard Livermore.


 * Company A - Roster begins on page 81.


 * Company B - Roster begins on page 85.


 * Company C - Roster begins on page 89.


 * Company D - Roster begins on page 92.


 * Company E - Roster begins on page 96.


 * Company F - Roster begins on page 99.


 * Company G - Roster begins on page 103.


 * Company H - Roster begins on page 107.


 * Company I - Roster begins on page 111.


 * Company K - Roster begins on page 114.


 * AGR refers to the Adjutant General's Report found at Internet Archive.


 * Company A - many men from Cheshire County, Merrimack County, Hillsborough County and Carroll County - AGR page 513.


 * Company B - many men from Grafton County and Merrimack County - AGR page 571.


 * Company C - many men from Staffordshire County, Merrimack County, Carroll County and Belknap County - AGR page 521.


 * Company D - many men from Rockingham County, Hillsborough County and Merrimack County - AGR page 542.


 * Company E - many men from Grafton County, Carroll County and Merrimack County - AGR page 527.


 * Company F - many men from Hillsborough County, Merrimack County and Grafton County - AGR page 531.


 * Company G - many men from Merrimack County and Grafton County - AGR page 534.


 * Company H - many men from - See Company Roster, page 107.


 * Company I - many men from - See Company Roster, page 111.


 * Company K - many men from - See Company Roster, page 114.

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


 * Civil War in the East, (accessed 11 Mar 2011). Timeline of the 18th New Hampshire Infantry Regiment.


 * New Hampshire Men Awarded the Metal of Honor In the Civil War, (accessed 11 Mar 2011 - lists all men from New Hampshire that received the Metal of Honor.


 * Augustus D. Ayling, Adjutant General. Revised register of the soldiers and sailors of New Hampshire in the War of the Rebellion, 1861-1866. (Concord, New Hampshire : Ira C. Evans, 1895), Available at the FamilySearch Library, or ;FS Library US/CAN Film 1697872, Item 1-2. Book contains a good summary of each New Hampshire regiment. Also contains alphabetical that list the birth place, age or enlistment, place of residence at the time of enlistment.


 * Livermore, Thomas L. (Thomas Leonard). Days and events, 1860-1866. (Bethesda, Maryland : University Publications of America, c1991),.


 * New Hampshire. Adjutant General's Office. Civil War Oaths, 1861-1865. (Salt Lake City, Utah: Filmed by the Genealogical Society of Utah, 1975) Available on microfilm at the FamilySearch Library


 * Otis F.R. Waite, New Hampshire in the Great Rebellion, Claremont, New Hampshire: Tracy, Chase and Co., c1991), Available online with Google Books, (accessed 11 Mar 2011). Also found at the FamilySearch Library, This book shows a list of the field, staff and company officers, and the official record of each.  Eighteenth Regiment, starts on page 538.


 * Thomas L. Livermore, Days and events, 1860-1866. (Boston and New York: Houghton Mifflin Company,, 1920), Available online at Internet Archives, (accessed 11 Mar 2011). Also available on microfiche at the FamilySearch Library, Thomas L. Livermore, late Colonel of the 18th New Hampshire Volunteers.

Regimental History and Roster

 * History of the Eighteenth New Hampshire Volunteers, 1864-5, by Thomas Leonard Livermore, Publisher Boston, The Fort Hill Press, 1904, Online at: