During the American Revolutionary War, he was a Colonel of the Second Regiment of Dutchess County Militia in 1777 known as Brinckerhoff's Regiment of Militia. During the war, his house, which was two miles from the hospitals, workshops, and barracks of the Continental Army, hosted many officers and prominent people, including John Adams, George Washington, Gilbert du Motier, Marquis de Lafayette (who spent six weeks recovering in the second-floor bedroom), Alexander Hamilton, General Alexander McDougall, who used the home as his headquarters, Governor George Clinton, and Generals Putnam, Knox, Arnold, Greene, and Gates.

After the Revolution, he served in the New York State Assembly as a member of the 1st, 2nd and 3rd New York State Legislatures. He was also Chairman of the Vigilance Committee of Poughkeepsie.

Personal life On August 27, 1747 Brinckerhoff was married to Geertie Wyckoff (1730-1767) in Flatlands, New York. She was a daughter of Hendrick Cornelius Wyckoff and the former Annatie Bennet. Together, they were the parents of:

Abraham Brinckerhoff (b. 1748), who married Sarah Brett, a daughter of Robert Brett, in 1770. Jacob Brinckerhoff (1754-1818), who married Dientie Van Wyck in 1774. Femmetje "Phebe" Brinckerhoff (1764-1855), who married Col. Aaron Stockholm (1756-1825).

Brinckerhoff died in Fishkill in 1789 and was buried in the family vault on his property. Much of his personal and family history were lost, including his family Bible, which was burned.

References 1 2 3 4 "Brinckerhoff Inn - History". www.brinckerhoffinn.com. Brinckerhoff Inn Bed and Breakfast. Retrieved 14 March 2020. 1 2 3 4 5 6 Brinkerhoff, Roeliff (1887). The Family of Joris Dircksen Brinckerhoff, 1638. R. Brinkerhoff. p. 39. Retrieved 15 March 2020. 1 2 Hough, A.M., M.D., Franklin B. (1858). The New York Civil List: Containing The Names And Origin Of The Civil Divisions, And The Names And Dates Of Election Or Appointment Of The Principal State And County Officers From The Revolution To The Present Time.