The 206th Pennsylvania Infantry Regiment lost 1 enlisted man killed and 29 enlisted men to disease during the Civil War.

1864
September Organized at Pittsburg under Colonel Hugh J. Brady, Lt. Colonel John T Fulton and Major Josiah B. Ferguson
September 9 Left State for City Point, Va.
September – October Duty with Engineer Corps engaged in fatigue duty at Dutch Gap, Va. attached to Provisional Brigade, Defenses of Bermuda Hundred, Army of the James
October 26 Duty in trenches before Richmond north of the James attached to 3rd Brigade, 1st Division, 10th Corps, Army James
December Attached to 3rd Brigade, 1st Division, 24th Army Corps
1865
March 27 – April 22 Temporarily attached to Devens’ 3rd Division
April 3 Occupation of Richmond – provost duty.
May At Lynchburg and Richmond
June 26 Mustered out