11th Massachusetts Infantry

== Regimental History and Service Record ==
* Organized at Readville and mustered in June 13, 1861
* Left State for Washington, D.C., June 24
* Attached to Franklin's Brigade, Heintzelman's Division, McDowell's Army of Northeast Virginia, to August, 1861
* Attached to Department of Northeastern Virginia / 3rd Division (Heintzelman) / 1st Brigade (Franklin), Brigaded with:
** (I) 5th Massachusetts Infantry
** 1st Minnesota Infantry
** 1st United States Artillery / Battery L
* 1st Brigade, Hooker's Division, Army of the Potomac, to March, 1862
* 1st Brigade, 2nd Division, 3rd Army Corps, Army of the Potomac, to March, 1864
* 2nd Brigade, 4th Division, 2nd Army Corps, Army of the Potomac, to May, 1864
* 4th Brigade, 3rd Division, 2nd Army Corps, to June, 1864
* 3rd Brigade, 3rd Division, 2nd Army Corps, to June, 1865.
SERVICE.--
* July 16-21, 1861 - The Manassas Campaign
** July 21, 1861 - Battle of Bull Run, Virginia
Moved to Bladensburg August 10, thence to Budd's Ferry October 27. Duty in that vicinity until April, 1862. 
* Ordered to Fortress Monroe, Va., April 7. 
* April 7-September 2, 1862 - The Peninsula Campaign
** April 16-May 4, 1862 - Siege of Yorktown, Virginia
*** Affair at Yorktown April 26 (Cos. "A" and "G"). 
** May 5, 1862 - Battle of Williamsburg, Virginia
** May 31-June 1, 1862 - Battle of Seven Pines, Virginia 
** June 25-July 1, 1862 - The Seven Days Battles before Richmond, Virginia
*** June 25, 1862 - Engagement at Oak Grove, Virginia
*** June 29, 1862 - Engagement at Savage's Station, Virginia
*** June 30, 1862 - Engagement at White Oak Swamp, Virginia
*** June 30, 1862 - Engagement at Glendale, Virginia
*** July 1, 1862 - Engagement at Malvern Hill, Virginia
Malvern Hill August 5. At Harrison's Landing until August 15. Movement to Fortress Monroe, thence to Centreville August 15-26. Bristoe Station August 26-27. Kettle Run August 27. Catlett's Station August 28. Groveton August 29. Bull Run August 30. Chantilly September 1. Camp near Fort Lyon until September 13, and near Fairfax Seminary until October 20. At Munson's Hill until November. At Fairfax Station November 2-25. Operations on Orange & Alexandria R. R. November 10-12. Rappahannock Campaign December, 1862, to June, 1863. Battle of Fredericksburg, Va., December 12-15. "Mud March" January 20-24, 1863. Operations at Rappahannock Bridge and Grove Church February 5-7. At Falmouth until April 27. 
* April 27-May 6, 1863 - The Chancellorsville Campaign
** May 1-5, 1863 - Battle of Chancellorsville, Virginia
* June 11-August 1, 1863 - The Gettysburg Campaign
** July 1-3, 1863 - Battle of Gettysburg, Pennsylvania
Wapping Heights July 23. Moved to New York July 30-August 1, and duty there until October. rejoin Corps at Union Mills October 17. Advance to 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.
* May 4-June 12, 1864 - The Overland Campaign
** May 5-7, 1864 - Battle of the Wilderness, Virginia
** May 8-21, 1864 - Battles of Spotsylvania Court House, Virginia
*** May 12, 1864 - Assault on the Salient at Spotsylvania Court House, Virginia
*** May 19, 1864 - Engagement at Harris Farm, Virginia
** May 22-26, 1864 - Operations on Line of the North Anna River, Virginia
** May 26-28, 1864 - Operations on Line of the Pamunkey River, Virginia
** May 28-31, 1864 - Operations on Line of the Totopotomoy River, Virginia
** June 1-12, 1864 - Battles of Cold Harbor, Virginia
(Old members left front June 12. Mustered out June 24, 1864.) Veterans and Recruits consolidated to a Battalion of 5 Companies June 12. Before Petersburg June 16-18. Siege of Petersburg June 16, 1864, to April 2, 1865. Jerusalem Plank Road June 22-23, 1864. Demonstration on north side of the James July 27-29. Deep Bottom July 27-28. Mine Explosion, Petersburg, July 30 (Reserve). Demonstration on north side of the James River August 13-20. Strawberry Plains August 14-18. Peeble's Farm, Poplar Grove Church, September 29-October 2. Boydton Plank Road, Hatcher's Run, October 27-28. In front of Fort Morton November 5. Expedition to Weldon Railroad December 7-11. Watkin's House March 25, 1865. Appomattox C. H. March 28-April 9. Crow's House March 31. Fall of Petersburg April 2. Sailor's Creek April 6. High Bridge and Farmville April 7. Appomattox C. H. April 9. Surrender of Lee and his army. March to Burkesville April 11-13, and duty there until May 2. March to Washington, D.C., May 2-15. Grand Review May 23. Mustered out June 14, 1865.
== Regimental Roster ==
== Regiment Statistical Information ==
* Regiment lost during service 11 Officers and 153 Enlisted men killed and mortally wounded and 2 Officers and 95 Enlisted men by disease. Total 261.
== Legacy ==
== Notes ==
== Sources == 
* (Pages 271, 827, 894, 895, 897, 898, 901, 902, 903, 904, 905, 916, 932, 933, 934, 936, 937, 938, 939, 941, 1251-1252)
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