Evert was commissioned a Lieutenant of militia, December 7, 1772. He was an Associator of Kingston, in May and June, 1775, and First Lieutenant of the "Third Beat," or District of Kingston, October 25, 1775. 148 In 1791, he bought land in the Inbogt, from ----- Spaan; and his son, William, lived thereon, for a large part of his life. 149 In his last will, of Saugerties, dated June 6, 1829, proved June 29, 1830, he mentioned his children, William, Hezekiah, Jun., Catharine, Sarah, and Henry, deceased; and the children of Henry, namely, Evert, Tjerck, Hezekiah, Allie, Annetje, and Henry H.; and his grandson, Evert, living with him. "He was one of those who, willingly, obeyed the command, 'Be still, and know that I am God.' For three years he was confined to his bed; and the testimony is that, in all that time, no murmur escaped him."

His will dated 6 June, 1829, proved 29 June, 1830, mentions children William, Hezekiah, Jr., Catherine, Sarah and children of son Henry deceased. Evert Wynkoop's home was 1 1/2 miles west of Saugerties. He was commissioned a Lieut. of militia 7 Dec., 1772. Was a signer of the Articles of Association at Kingston in April, 1775 and a member of the First Regiment Ulster County Militia in the Revolution.