 Mutchler was elected as a Democrat to the Fifty-third Congress to fill the vacancy caused by the death of his father, William Mutchler.He served from August 7, 1893 to March 3, 1895, and was not a candidate for renomination in 1894.He was elected to the Fifty-seventh Congress in 1900, and served from March 4, 1901 to March 3, 1903.