Legend: AC - Army Corps; AOP - Army of the Potomac; AOJ - Army of the James; AOS - Army of the Shenandoah; BGD - Brigade; DIV - Division; Dept. - Department
Organized at Burlington
Mustered in November 19, 1861.
Left State for Washington, DC, December 14; thence
Moved to Annapolis, Md., December 25, and duty there until March, 1862.
Organization:
Banks' DIV, AOP, December, 1861, to March, 1862.
Hatch's Cavalry BGD, Banks' 5th AC, AOP, and Dept. of the Shenandoah to June, 1862.
Cavalry BGD, 2nd AC, Army of VA, to September, 1862.
Price's Cavalry BGD, Defenses of Washington, and 22nd AC to April, 1863.
3rd BGD, Stahel's Cavalry DIV, 22nd AC, to June, 1863.
1st BGD, 3rd DIV, Cavalry Corps, AOP, to August, 1863.
2nd BGD, 3rd DIV, Cavalry Corps, AOP, to August, 1864, and AOS, Middle Military DIV, to June, 1865. Engagements
Organized at Burlington
Mustered in June 20, 1861.
Left State for Washington, DC, June 24.
Organization:
Howard's BGD, Heintzelman's DIV, McDowell's Army of Northeast VA, to August, 1861.
W. F. Smith's BGD, DIV of the Potomac, to October, 1861.
Brook's BGD, Smith's DIV, AOP, to March, 1862.
2nd BGD, 2nd DIV, 4th AC, AOP, to May, 1862.
2nd BGD, 2nd DIV, 6th AC, AOP, and AOS, Middle Military DIV, to July, 1865. Engagements
Organized at St. Johnsbury
Mustered in July 16, 1861.
Moved to Washington, DC, July 24-26.
Organization:
W. F. Smith's BGD, DIV of the Potomac, to October, 1861.
Brook's BGD, Smith's DIV, AOP, to March, 1862.
2nd BGD, 2nd DIV, 4th AC, AOP, to May, 1862.
2nd BGD, 2nd DIV, 6th AC, AOP and AOS, Middle Military DIV, to July, 1865. Engagements
Organized at Brattleboro
Mustered in as 11th Vermont Infantry September 1, 1862.
Left State for Washington, DC, September 7, 1862.
Designation of Regiment changed to 1st Heavy Artillery December 10, 1862.
(Co. "L" organized July 11, 1863, and Co. "M" October 7, 1863.)
Organization:
1st BGD, Haskins' DIV, Military District of Washington, to February, 1863.
1st BGD, Haskins' DIV, 22nd AC, Defenses of Washington, to May, 1864.
2nd BGD, 2nd DIV, 6th AC, AOP, and AOS, Middle Military DIV, to June, 1865.
Middle Dept., 8th Corps, to August, 1865. Engagements
Organized at Brattleboro
Mustered in July 9, 1862.
Moved to Washington, DC, July 15-17.
Organization:
Piatt's BGD, Winchester, VA, to September, 1862.
Miles' Command, Harper's Ferry, W. VA, September, 1862.
Camp Douglas, Ill., to April, 1863.
Wardrop's Reserve BGD, 7th AC, Dept. of VA, to June, 1863.
Wistar's Independent BGD, 7th AC, to July, 1863.
Yorktown, VA, Dept. of VA and NC, to October, 1863.
District of Beaufort, NC, Dept. of VA and NC, to July, 1864.
Defences of New Berne, NC, Dept. of VA and NC, to September, 1864.
2nd BGD, 2nd DIV, 18th AC, AOJ, to December, 1864.
2nd BGD, 3rd DIV, 24th AC, Dept. of VA, to July, 1865.
2nd Independent BGD, 24th AC, to August, 1865. Dept. of VA to December, 1865. Engagements
Organized and mustered in: Companies "A" January 5, 1864; "B," "C" and "D" March, 1864; "E," "F" and "G" April 12, 1864.
Moved to Alexandria, VA, April 18-22, 1864.
Organized at West Randolph September 13, 1861.
Left State for Weehawken, N.J., September 14, thence to Washington, DC, September 25. Mustered in November 29, 1861.
Organization:
Served Unattached, AOP, and Martindale's BGD, Fitz John Porter's DIV, AOP, to March, 1862.
Unassigned, 1st DIV, 3rd AC, AOP, to May, 1862.
3rd BGD, 1st DIV, 5th AC, to March, 1863.
3rd BGD, 3rd DIV, 3rd AC, to June, 1863.
2nd BGD, 1st DIV, 3rd AC, to September, 1863.
3rd BGD, 1st DIV, 3rd AC, to March, 1864.
2nd BGD, 3rd DIV, 2nd AC, to December, 1864. Engagements
Organized at West Randolph
Mustered in November 9, 1861
Left State for Washington, DC, November 25, 1861, and duty in the Defenses of that city until April, 1862.
Organization:
Augur's BGD, King's 1st DIV, McDowell's 1st AC, AOP, March to April, 1862.
1st BGD, King's DIV, Dept. of the Rappahannock, to June, 1862.
1st BGD, 1st DIV, 3rd AC, Army of VA, to September, 1862.
1st BGD, 1st DIV, 1st AC, AOP, to March, 1863. 3rd BGD, 3rd DIV,
3rd AC, AOP, to June, 1863.
2nd BGD, 1st DIV. 3rd AC, to September, 1863.
3rd BGD, 1st DIV, 3rd AC, to March, 1864.
1st BGD, 3rd DIV, 2nd AC, to February, 1865. Engagements
Organized at Brattleboro
Mustered in December 31, 1861.
Left State for Washington, DC, December 31, 1861., and duty in the Defenses of that city until April, 1862.
Organization:
Augur's BGD, King's 1st DIV, McDowell's 1st AC, AOP, March to April, 1862.
1st BGD, King's DIV, Dept. of the Rappahannock, to June, 1862.
1st BGD, 1st DIV, 3rd AC, Army of VA, to September, 1862.
1st BGD, 1st DIV, 1st AC, AOP, to March, 1863.
3rd BGD, 3rd DIV, 3rd AC, AOP, to June, 1863.
2nd BGD, 1st DIV. 3rd AC, to September, 1863.
3rd BGD, 1st DIV, 3rd AC, to March, 1864.
1st BGD, 3rd DIV, 2nd AC, to February, 1865. Engagements
Organized at Brattleboro
Mustered in February 12, 1862, to date from June 1, 1861.
Left State for New York March 10, 1862.
Embarked March 14 for Ship Island, MS, right wing on Steamer "Premier," and left wing on Steamer "Tamerlaine," arriving at Ship Island April 7 and 10.
Organization:
Phelps' 1st BGD, Dept. of the Gulf, to October, 1862.
District of West Florida to December, 1863.
Defences of New Orleans, Dept. of the Gulf, to November, 1864.
2nd BGD, Reserve DIV, Dept. of the Gulf, to February, 1865.
2nd BGD, 3rd DIV, 13th AC, Dept. of the Gulf, to June, 1865. Dept. of Texas to March, 1866. Engagements
Organized at Brattleboro
Mustered in February 18, 1862.
Left State for New York March 14.
Sailed for Ship Island, MS, March 19, arriving April 6.
Organization:
Phelps' 1st BGD, Dept. of the Gulf, to October, 1862.
Weitzel's Reserve BGD, Dept. of the Gulf, to January, 1863.
2nd BGD, 1st DIV, 19th AC, Dept. of the Gulf, to July, 1863.
3rd BGD, 1st DIV, 19th AC, to February, 1864.
1st BGD, 1st DIV, 19th AC, to July, 1864.
2nd BGD, 1st DIV, 19th AC, AOS, Middle Military DIV, to March, 1865.
2nd BGD, 1st DIV, AOS, to April, 1865.
2nd BGD, 1st Provisional DIV, AOS, to April, 1865.
2nd BGD, 1st DIV, Defences of Washington, 22nd Corps, to June, 1865. Engagements
Organized at Brattleboro
Mustered in February 18, 1862.
Left State for New York City March 6.
Sailed on Steamer "Wallace" for Ship Island, LA, March 10, arriving April 5.
Organization:
Phelps' 1st BGD, Dept. of the Gulf, to December, 1862
Artillery, 2nd DIV, 19th AC, Dept. of the Gulf, to June, 1863.
Artillery, 3rd DIV, 19th AC, to September, 1863.
Artillery, District of LaFourche, Dept. of the Gulf, to January, 1864.
Artillery, 2nd DIV, 19th AC, Army of the Gulf, to July, 1864.
Artillery, 1st DIV, 19th AC, to August, 1864. Engagements
Organized at Brandon
Mustered in December 24, 1861.
Moved to Lowell, Massachusetts, December 24; thence to Boston February 4, 1862.
Embarked on Steamer "Idaho" for Ship Island, LA, February 6, arriving there March 8.
Organization:
Phelps' 1st BGD, Dept. of the Gulf, to December, 1862.
Artillery, 3rd DIV, 19th AC, Army of the Gulf, to August, 1863.
Garrison Artillery, Port Hudson, Louisiana, to July, 1865. Engagements
Organized April, 1865, from surplus Recruits of 2nd Vermont Battery Light Artillery. Duty at Port Hudson, Louisiana, until July, 1865.
Moved to Vermont July 7-20, and mustered out July 25, 1865.
No engagements.