[1] He was the eldest child of Maximilian Egon II, Prince of Fürstenberg and Countess Irma von Schönborn-Buchheim.

While he became the nominal head, he renounced his succession right to the Swabian properties of his father in favor of his brother's children.

While his father chose to live at Donaueschingen Palace, where he often entertained his close friend Emperor Wilhelm II, Charles Egon V chose to live at Heiligenberg Castle on Lake Constance and at Weitra Castle in Lower Austria.

[1] During World War I as a A former lieutenant of the Prussian Garde du Corps (Potsdam) and received the Iron Cross, 2nd Class.

The Price died, also in Munich, on 23 September 1973 and was buried in the Fürstenberg family crypt in Altweitra, Lower Austria.