Ketcham was elected as a Republican from Michigan's 4th congressional district to the 67th United States Congress and to the five succeeding Congresses, serving from March 4, 1921, to March 3, 1933.
Ketcham was elected as a Republican from Michigan's 4th congressional district to the 67th United States Congress and subsequent sessions, serving from March 4, 1921, to March 3, 1933.