The 39th Massachusetts Volunteer Infantry Regiment lost 5 officers and 91 enlisted men killed or mortally wounded and 183 enlisted men to disease during the Civil War.

1862
August 13 to
Septembr 2
Organized at Lynnfield
September 6 Left State for Washington, D.C. Duty in the Defences of Washington from Fort Tillinghast to Fort Craig and attached to Grover’s Brigade, Defences of Washington
September 14 Guard Potomac from Edward’s Ferry to Conrad’s Ferry and Seneca Creek
October 20 At Muddy Branch
November 10 At Offutt’s Cross Roads, Md.
December 21 At Poolesville, Md.,
1863
February Attached to Jewett’s Independent Brigade, 22nd Army Corps, Dept. of Washington
April 15-17 Moved to Washington, D.C. and guard and patrol duty there
May Attached to District of Washington, 22nd Army Corps
July 9-10 Moved to Harper’s Ferry and Maryland Heights. Attached to 1st Brigade, 2nd Division, 1st Army Corps, Army Potomac
July 12-13 To Funkstown, Md.
July 14-27 Pursuit of Lee
July 28 Duty along the Rapidan
October 9-22 Bristoe Campaign
November 7-8 Advance to line of the Rappahannock
November 7 Rappahannock Station
November 26-
December 2
Mine Run Campaign
December Duty on Orange & Alexandria Railroad
February 6-7 Demonstration on the Rapidan
1863
March Attached to 1st Brigade, 2nd Division, 5th Army Corps
May-June Rapidan Campaign
May 5-7
Battle of the Wilderness
May 8-21
Battle of Spotsylvania Court House
May 8 Laurel Hill
May 12 Assault on the Salient
May 23-26 North Anna River
May 23 Jericho Ford
May 26-28 On line of the Pamunkey
May 28-31 Totopotomoy
June 1-12
Battle of Cold Harbor

Attached to the 1st Brigade, 3rd Division, 5th Army Corps

June 1-3 Bethesda Church
June 13 White Oak Swamp
June 16-18 First Assault on  Petersburg
June 16 Siege of Petersburg begins
July 7 Colonel P. Stearns Davis was mortally wounded by a piece of exploding artillery shell while sitting with the surgeon at Fort Warren in the Petersburg works. The fort was then renamed Fort Davis in his honor. A wayside marker at the fort tells of the incident.
July 30 Mine Explosion, Petersburg (Reserve)
August 18-21 Weldon Railroad
September 15 Reconnoissance toward Dinwiddie C. H. Attached to 2nd Brigade, 3rd Division, 5th Army Corps
December 7-12 Warren’s Raid on Weldon Railroad
1865
February 5-7 Dabney’s Mills
March 28-April 9 Appomattox Campaign
March 29 Davis Farm near Gravelly Run
March 31
Battle of White Oak Road
April 1
Battle of Five Forks
April 2 Fall of Petersburg
April 3-9 Pursuit of Lee
April 9
Appomattox Court House

Surrender of Lee and his army

April 10 – May 1 At Black and White Station
May 1-15 Moved to Manchester, then march to Washington, D.C.
May 23 Grand Review
June 1 Mustered out