Charles Cadogan has an estimated net worth of $7.78 billion in May 2019.

Charles Cadogan was once known as the Viscount Chelsea before he inherited his father's title as Earl Cadogan in 1997. He is actually the first cousin of His Highness Aga Khan.

He was once a second lieutenant of the Coldstream Guards  and in 1996, he was appointed as  a Deputy lieutenant of Greater London. The wealth of Cadogan family is primarily based on Cadogan Estates and extensive holdings in Chelsea London,  which include the Cadogan Hall and Sloane Street.

Charles Cadogan remarried thrice. First is to Lady Philippa Wallop who died in 1984.  He then married the etiquette expert  Jennifer Jane Greig Rae in 1989 but divorced later in 1994. Since 1994, he is married to his third wife Dorothy Ann Shipsey who is the daughter of a former matron at the King Edward VII Hospital for Officers.