Organized at Camp Olden, Trenton, N.J., and mustered in August 19, 1861. Left State for Washington, D.C., September 10, 1861. Attached to Casey's Provisional Brigade, Division of the Potomac, to October, 1861. 3rd Brigade, Hooker's Division, Army of the Potomac, to March, 1862. 3rd Brigade, 2nd Division, 3rd Army Corps, Army of the Potomac, to March, 1864. 1st Brigade, 4th Division, 2nd Army Corps, to May, 1864. 3rd Brigade, 3rd Division, 2nd Army Corps, to October, 1864.

SERVICE.--Expedition to Lower Maryland November 3-11, 1861. At Meridian Hill until December, 1861, and near Budd's Ferry, Md., until April, 1862. Moved to the Virginia Peninsula April 5-8. Siege of Yorktown April 10-May 4. Battle of Williamsburg May 5. Battle of Fair Oaks (or Seven Pines) May 31-June 1. Duty near Seven Pines until June 25. Seven days before Richmond June 25-July 1. Battles of Oak Grove, near Seven Pines, June 25. Savage Station June 29. Glendale June 30. Malvern Hill July 1. At Harrison's Landing until August 15. Movement to Centreville August 15-26. Pope's Campaign in Northern Virginia August 26-September 2. Action at Bristoe Station (or Kettle Run) August 27. Battles of Groveton August 29. Bull Run August 30. Chantilly September 1. Duty in the Defenses of Washington until November 1. Movement to Falmouth, Va., November 1-28. Duty near Falmouth November 28-December 11. Battle of Fredericksburg, Va., December 12-15. At Falmouth until April 27, 1863. "Mud March" January 20-24. Operations at Rappahannock Bridge and Grove Church February 5-7. Chancellorsville Campaign April 27-May 6. Battle of Chancellorsville May 1-5. Gettysburg (Pa.) Campaign June 11-July 24. Battle of Gettysburg July 1-3. Pursuit of Lee to Manassas Gap, Va., July 5-24. Wapping Heights July 23. Duty near Warrenton until October. Bristoe Campaign October 9-22. McLean's Ford October 15. Advance to line of the Rappahannock November 7-8. Kelly's Ford November 7. Mine Run Campaign November 26-December 2. Payne's Farm November 27. Duty near Brandy Station until May, 1864. Demonstration on the Rapidan February 6-7. Campaign from the Rapidan to the James May 3-June 15. Battles of the Wilderness May 5-7; Spotsylvania May 8-12; Spotsylvania Court House May 12-21. Assault on the Salient ("Bloody Angle") May 12. Harris Farm (or Fredericksburg Road) May 19. North Anna River May 23-26. Ox Ford May 23-24. On line of the Pamunkey May 26-28. Totopotomoy May 28-31. Cold Harbor June 1-12. Before Petersburg June 16-18. Siege of Petersburg June 16 to October 12, 1864. Jerusalem Plank Road June 22-23. In trenches before Petersburg until July 12. In Reserve Camp until July 26. Demonstration on north side of the James July 27-29. Deep Bottom July 27-28. In trenches until August 12. Demonstration north of the James August 13-20. Strawberry Plains, Deep Bottom. August 14-18. Ream's Station August 25. Before Petersburg until October 12. Non-Veterans mustered out at Trenton, N.J., September 7, 1864. Veteran Battalion consolidated with 8th New Jersey Infantry October 12, 1864.

Regiment lost during service 3 Officers and 124 Enlisted men killed and mortally wounded and 1 Officer and 71 Enlisted men by disease. Total 199.

Record of Officers and Men of New Jersey in the Civil War, 1861-1865.  Volume I.  Compiled in the Office of the Adjutant General.  Published by Authority of the Legislature.  William S. Stryker, Adjutant General.  Trenton, New Jersey, John L. Murphy, Steam Book and Job Printer, 1876.