
He also served as an agent for slave traders. At the time of his death, he held at least 295,000 acres of land, as well as numerous slaves. Virginia-born, he inherited land from his father and his elder half-brother and spent much of the rest of his life accumulating more, most of it part of the Northern Neck Proprietary, for which he served as Virginia agent from 1702 until 1711 and from 1722 until 1732.

Carter, as his nickname attests, was the richest and one of the most powerful Virginians of his day. As senior member of the council, he served as president, or acting governor, from 1726 until 1727.

Robert Carter, also known as Robert “King” Carter, was a land baron, Speaker of the House of Burgesses (1696–1698), treasurer of the colony (1699–1705), and a member of the governor’s Council (1700–1732).
