The 3rd New York Regiment was authorized May 25, 1775 and organized from June 28 to August 4 from the counties of Ulster, Dutchess, Orange, and Suffolk under the command of Colonel James Clinton for five months service in Canada.1 The enlistments of the first establishment ended on December 31, 1775.2.
The regiment was raised for the third time in December, 1776 under the command of Peter Gansevoort.
The regiment would see action in the Invasion of Canada, New York Campaign, Fort Stanwix. It was relieved from Fort Stanwix in November, 1778 and took part in the Sullivan Expedition. During the winter of 1779 - 1780 it encamped with the New York Brigade at Morristown, New Jersey where it took part in a raid on Staten Island. The regiment was merged into the 1st New York Regiment, on January 1, 1781.
Fernow, Berthold, New York in the Revolution, 1887
Heitman, Francis B., Historical Register of Officers of the Continental Army during the War of the Revolution. New, enlarged, and revised edition., Washington, D.C.: Rare Book Shop Publishing Company, 1914