He represented Baltimore County's 11th district in the Maryland House of Delegates from 1931 to 1935.[1][2] Baldwin served on Baltimore County's Board of County Commissioners from 1934 to 1942.[3] He led a reform drive to modernize the police department, fire, sewage, garbage disposal, and purchasing operations in the county. Opposition in the board to his reform plan led him to run for president of the board in 1938. His campaign was successful and he served as president from 1938 to 1942.[1][4]
Baldwin was elected as a Democrat to the Seventy-eighth and 79th United States Congress, serving from January 3, 1943, to January 3, 1947.[1][4] He was not a candidate for renomination in 1946, but was an unsuccessful Democratic candidate for the Maryland gubernatorial nomination against Preston Lane and Millard Tawes in the 1946 election.[1][2] After his tenure in Congress, he resumed agricultural pursuits, and was again elected to the board of county commissioners in 1950 and was serving as chairman at the time of death.[1][3]
Personal life
Baldwin married Mary Virginia Smith of Sunnybrook, Maryland in 1916.[1][2] Together, they had four sons and one daughter:[1]
Harry Wallace Baldwin - fighter pilot and Lieutenant, shot down during the Tunisian campaign[1][4]