The 3rd Connecticut Regiment was authorized on 16 September 1776 and was organized between 1 January - April 1777 of eight companies of volunteers from the counties of Windham and Hartford in the state of Connecticut. On 3 April 1777 it was assigned to the 1st Connecticut Brigade in the Highland's Department. The brigade was re-assigned to the Main Continental Army on 15 June 1777 and re-assigned back to the Highland's Department on 2 July 1777.