The 11th, composed of volunteers from the state at large for three years' service, was mustered in at Concord, Aug. 21 to Sept. 10, 1862. The original members were mustered out at Alexandria, Va., June 4, 1865, and the recruits were transferred to the 6th N. H. infantry on June 1, 1865. The original members numbered 1,005, the recruits 649, transferred 1, making a total of 1,655. The regiment lost by death 303 men, of whom 136 were killed or died of wounds. The 11th left Concord Sept. 11, 1862, for Baltimore and on its arrival there was immediately ordered to Washington, where it became part of the 2nd brigade of the 2nd division of the 9th corps, in which it remained throughout its service. It participated in the battle of Fredericksburg, Dec. 13, 1862, where First Sergt. Francis H. Goodall, Co. G, won a medal of honor for conspicuous gallantry, and then went into camp at Newport News, Va., until March, 1863. On June 14, 1863, the regiment arrived at Vicksburg, having spent the months of April and May en route. It was engaged at Jackson, Miss., and then returned to the North by way of Cairo. On Oct. 15, 1863, it was at Knoxville Tenn., where it participated in the siege from Nov. 17 to Dec. 5, and afterward aided in the pursuit of Gen. Longstreet through the mountains of East Tennessee. On April 7, 1864, the regiment arrived at Annapolis after marching across the mountains, 175 miles in 11 days, and was engaged at the Battle of the Wilderness. It was then with the Army of the Potomac in the actions at Spottsylvania, North Anna river, Totopotomoy, Bethesda Church, Cold Harbor and the siege of Petersburg. On June 17, at Petersburg, Private Henry W. Rowe, Co. I, made a heroic capture of a flag, which won him a medal of honor. Having served constantly at Petersburg from June 16, 1864, to April 3, 1865, the 11th on April 4 went to City Point, Va., from there to Alexandria and Washington, where it participated in the grand review and was mustered out after nearly three years of hard service.
The Regiment lost during service 5 Officers and 140 Enlisted men killed and mortally wounded and 1 Officer and 151 Enlisted men by disease. Total 297.
Col., Walter Harriman; Lieut. -Cols., Moses N. Collins, Leander W. Cogswell; Majs., Moses N. Collins, Evarts W. Farr.
Attached to Brigg's Brigade, Casey's Division, Military District of Washington, to October, 1862. 2nd Brigade, 2nd Division, 9th Army Corps, Army of the Potomac, to March, 1863. 2nd Brigade, 2nd Division, 9th Army Corps, Dept. of Ohio, to June, 1863. 2nd Brigade, 2nd Division, 9th Army Corps, Army of the Tennessee, to August, 1863. 2nd Brigade, 2nd Division, 9th Army Corps, Dept. of the Ohio, to April, 1864. 2nd Brigade, 2nd Division, 9th Army Corps, Army of the Potomac, to June, 1865.
Moved to Pleasant Valley, Md., October 4, and duty there till October 27, 1862. Movement to Falmouth, Va., October 27-November 19. Battle of Fredericksburg , Va., December 12-15. Burnside's Second Campaign ("Mud March") January 20-24, 1863. Moved to Newport News February 11, thence to Covington, Ky., March 26-April 1. Duty at various points in Kentucky till June. Moved to Vicksburg, Miss., June 4-14. Siege of Vicksburg, Miss., June 14-July 4. Advance on Jackson, Miss., July 4-10. Siege of Jackson, Miss., July 10-17. Destruction of Railroad at Madison Station July 18-22. At Milldale, Miss., till August 6. Moved to Cincinnati, Ohio, August 6-14. At Covington, Ky. till August 26, and at Nicholasville, Camp Parke, Crab Orchard and Loudon till October. March to Knoxville, Tenn., October 12-29. Knoxville Campaign November 4-December 23. Campbell Station November 16. Siege of Knoxville November 17-December 4. Repulse of Longstreet's assault on Fort Saunders November 29. Duty in East Tennessee till March, 1864. Moved to Annapolis, Md., March 18-April 7. Campaign from the Rapidan to the James River, Va., May 3-June 15. Battles of the Wilderness May 5-7. Spottsylvania May 8-12. Spottsylvania Court House May 12-21. Assault on the Salient, Spottsylvania C. H., May 12. North Anna River May 23-26. On line of the Pamunkey May 26-28. Totopotomoy May 28-31. Cold Harbor June 1-12. Bethesda Church June 1-3. Before Petersburg June 15-19. Siege of Petersburg June 16, 1864, to April 2, 1865. Mine Explosion, Petersburg, July 30, 1864. Weldon Railroad August 18-21. Poplar Springs Church September 29-October 2. Boydton Plank Road, Hatcher's Run, October 27-28. Fort Stedman March 25, 1865. Appomattox Campaign March 28-April 9. Assault on and fall of Petersburg April 2. Occupation of Petersburg April 3. Pursuit of Lee April 3-9. Moved to Washington, D. C., April 20-27, and duty at Alexandria till June. Grand Review May 23. Mustered out June 4, 1865.
The compiled service records of this unit contains 2296 men.
Dyer, Frederick H. - A Compendium of the War of the Rebellion