Chatham Manor the Custis slaves as executor after his in-laws' deaths. The plantation included an orchard, mill, and a race track where Fitzhugh's horses vied with those of other planters for prize money. Fizhugh named the mansion after the British parliamentarian William Pitt, 1st Earl of Chatham, who championed many of the opinions held by American colonists prior to the Revolutionary War. Flanking the main house were dozens of supporting structures: slave quarters, a dairy, ice house, barns, stables. Down on the river were fish traps. Fitzhugh sold the Chatham plantation to Major Churchill Jones, who had served under Col. William Washington
Earl of Wilton Thomas Egerton, 1st Earl of Wilton died in 1814, the Grey de Wilton barony became extinct as he had no male heirs, while the Grey Egerton baronetcy passed to his kinsman John Grey Egerton (1766–1825), who became the 8th Baronet. The titles of "Earl of Wilton" and "Viscount Grey de Wilton" passed, according to the special remainder, to the 1st Earl's grandson Thomas Grosvenor (1799–1882), who adopted the surname of Egerton and became the 2nd Earl. He was the second son of Lady Eleanor and the first Marquess of Westminster, the younger brother of Richard Grosvenor, 2nd Marquess of Westminster