In 1894 and 1896, Smith served as a member of the
Maryland Senate, and was chief of the Maryland Bureau of Statistics and Information from 1900 to 1904. He was the first vice president of the National Association of Labor Statisticians in 1903 and 1904, and member of the board of State aid and charities in 1904 and 1905. He was one of the founders of the Bank of Ridgely, and served as its first president. Smith was elected as a
Democrat to Congress in 1904, serving the
1st Congressional district for one full term from March 4, 1905 to March 3, 1907, but was an unsuccessful candidate for reelection in 1906. He later served as a delegate to the Farmers’ National Congress of the United States held at
Madison, Wisconsin, in 1908 and at
Lincoln, Nebraska, in 1910. He was also land commissioner of Maryland from 1908 to 1912, internal revenue agent for the district of Maryland from January 1, 1920, to 1922. ==Personal life==