Swope's other Roosevelt administration roles included member, Industrial Advisory Board of the National Recovery Administration (NRA) (1933); member, Bureau of Advertising and Planning of the Department of Commerce (1933); chairman, Coal Advisory Board (1933); member, National Labor Board (1933); member, President's Advisory Council on Economic Security (1934); and member, Advisory Council on Social Security (1937-1938). In 1939, after reaching the GE mandatory retirement age of 67, he became chairman of the New York City Housing Authority, a full-time job. He left that post in 1942 to resume the presidency of G. E. for two years while Charles Edward Wilson served with the War Production Board. At Mr. Wilson's return Mr. Swope was elected honorary president. Swope was Assistant Secretary of the Treasury in 1942, when he was chairman of the committee to Study Budgets of Relief Appeals for Foreign Countries. For his work, he won the Hoover Medal.

Later life In 1949, Swope made his first visit to Israel at the suggestion of friends who were active in the Palestine Economic Corporation. On the trip, Swope expressed that he would consider moving to a kibbutz "if he didn't love New York so much." He was a long-time sponsor of the American Technion Society, which supported Technion University in Haifa.

He died in New York City on November 20, 1957. In 2005, Forbes Magazine ranked Swope as the 20th most influential businessman of all time.

In 1962, his family donated 245 acres of land in Westchester County, New York, to the Brooklyn Botanic Garden. That land promptly became the Teatown Lake Reservation, a nonprofit nature preserve and environmental education center that has since grown to more than 1,000 acres of land.