[1] His younger sister, Eliza, was the wife of John McVickar, the First Rector of St. James Church in Hyde Park and professor at Columbia University.
[4] William graduated from Columbia College, in 1798 and began the study of law under Judge Maturin Livingston, the former Recorder of New York City.
[1] After his marriage in 1820, they moved to Hyde Park where his father had transferred a large portion of his estate, together with a considerable fortune that his wife received from her grandmother, Madame du Nully of San Croix.
Around 1826, Bard sold their estate in Hyde Park to David Hosack (the doctor who tended to the fatal injuries of Alexander Hamilton after his duel with Aaron Burr in July 1804) and moved to Manhattan, before eventually settling in Staten Island where he purchased a large piece of property becoming the first of his family to reside on Staten Island.
There he built a large house in West New Brighton, located on the north shore of the island, at Bard Ave. (which was named for him) and Delafield Place.