 He studied at St. Patrick Seminary in Menlo Park from 1933 to 1935, and St. Edward Seminary in Kenmore from 1935 to 1939.While at St. Edward, Power was a classmate of Joseph McKeirnan of Pomeroy, Washington.Power was ordained to the priesthood by Bishop Gerald Shaughnessy, S.M., on June 3, 1939, and then served as assistant pastor at St. James Cathedral until 1940.