When Ezekiel McPeek Sr was born in 1730, in Sussex, Sussex, New Jersey, United States, his father, Patrick McPeek, was 20 and his mother, Hannah C Brennon, was 25. He married Margaret Masters in 1755, in Sparta, Sussex, New Jersey, United States. They were the parents of at least 7 sons and 3 daughters. He lived in Sussex, New Jersey, British Colonial America in 1774. He died on 23 May 1808, in Washington Township, Morris, New Jersey, United States, at the age of 78.