Total Men: 816
Casualties (Killed or Mortal Wound): 0
Attached to the Department of Washington May 27, 1861; to the Seventh Brigade, Third Division, Department of Pennsylvania, July 10, 1861
Organization:Organized at Concord and mustered in for three months' service May 1, 1861. Moved to Washington, D.C., May 25-28. Camp at Kalorama Heights until June 10, Assigned to Stone's Brigade, Patterson's Army of the Shenandoah. Rockville Expedition June 10-July 7. Action at Conrad's Ferry June 17. At Poolesville until July 3. Moved to Williamsport, Md., July 3-7; thence to Martinsburg, Va., July 8. Advance toward Winchester July 15-17. Moved to Charlestown July 18; to Harper's Ferry July 21, and to Sandy Hook July 28. Ordered to New Hampshire August 2, and mustered out August 9, 1861, expiration of term.
The 1st never saw any fighting during the unit's three month commision. However, the Regiment was able to exchange fire across the river at Conrad's Ferry at intervals over two days. The 1st saw no casualties and the rebels reported 1 Cpt KIA, 2 Pvt KIA and about 12 wounded from the exchange.
Camp Names: The 1st designated their first camp in Concord NH as "Camp Union", located on the Fair Grounds of the Merrimack County Agricultural Society on the east side of the Merrimack river. Other camp names included Camp "Cameron" (Washington DC), "Lincoln" (Rockville MD), "Goodwin" (Monocacy MD), "Berry" (Point of Rocks MD), "Whipple" (Charlestown MD)