In 1918, Cole became a member of the Salmagundi Club, the nation’s oldest professional art club. From 1924 to 1931, he taught portrait and still life classes at Cooper Union. He was elected to the National Academy of Design in 1930. He was the president of the New York Water Color Club from 1931 to 1941. In the 1940s, Cole worked as a judge of paintings in Max Pochapin’s Manhattan Hall of Art, a merchandising art gallery, which was a revolutionary idea at the time. From 1952 to 1953, he was president of Allied Artists of America. His first wife died in 1961, and Cole married Anita Rio, a singer, and the widow of painter Eugene Higgins, in 1962. She died in 1973.