 His Notting Hill estate by this time brought in an annual revenue of around £3,000 in ground rents, a significant sum at the time.He had no children, and his heir was a distant cousin named Felix Ladbroke of Headley, Surrey, who found himself in possession of absolute title to the estate.Many streets in Notting Hill still bear the Ladbroke name today, including Ladbroke Grove and Ladbroke Square.