The42nd congressional district of New York was acongressional district for theUnited States House of Representatives in New York. It was created in 1913 as a result of the1910 census. It was eliminated as a result of the1960 census. It was last represented byJohn R. Pillion, who was redistricted into the39th district.

Representative	Party	Years	Cong ress	Electoral history	District location
District established March 4, 1913
Daniel A. Driscoll (Buffalo)	Democratic	March 4, 1913 – March 3, 1917	63rd 64th	Redistricted from the35th district andre-elected in 1912. Re-elected in 1914. [data missing]	Parts ofErie
William F. Waldow (Buffalo)	Republican	March 4, 1917 – March 3, 1919	65th	Elected in 1916. Lost re-election.
James M. Mead (Buffalo)	Democratic	March 4, 1919 – December 2, 1938	66th 67th 68th 69th 70th 71st 72nd 73rd 74th 75th	Elected in 1918. Re-elected in 1920. Re-elected in 1922. Re-elected in 1924. Re-elected in 1926. Re-elected in 1928. Re-elected in 1930. Re-elected in 1932. Re-elected in 1934. Re-elected in 1936. Resigned to take seat inUnited States Senate.
Vacant		December 3, 1938 – January 2, 1939	75th
Pius Schwert (Buffalo)	Democratic	January 3, 1939 – March 11, 1941	76th 77th	Elected in 1938. Re-elected in 1940. Died.
Vacant		March 12, 1941 – April 21, 1941	77th
John C. Butler (Buffalo)	Republican	April 22, 1941 – January 3, 1945	77th 78th	Elected to finish Schwert's term. Re-elected in 1942. Redistricted to the44th district.
Walter G. Andrews (Buffalo)	Republican	January 3, 1945 – January 3, 1949	79th 80th	Redistricted from the40th district andre-elected in 1944. Re-elected in 1946. [data missing]	All ofNiagara, Parts ofErie
William L. Pfeiffer (Kenmore)	Republican	January 3, 1949 – January 3, 1951	81st	Elected in 1948. Retired.
William E. Miller (Lockport)	Republican	January 3, 1951 – January 3, 1953	82nd	Elected in 1950. Redistricted to the40th district.
John R. Pillion (Hamburg)	Republican	January 3, 1953 – January 3, 1963	83rd 84th 85th 86th 87th	Elected in 1952. Re-elected in 1954. Re-elected in 1956. Re-elected in 1958. Re-elected in 1960. Redistricted to the39th district.	Parts ofErie
District dissolved January 3, 1963

The following chart shows historic election results.Bold type indicates victor.Italic type indicates incumbent.

• Martis, Kenneth C. (1989).The Historical Atlas of Political Parties in the United States Congress. New York: Macmillan Publishing Company.
• Martis, Kenneth C. (1982).The Historical Atlas of United States Congressional Districts. New York: Macmillan Publishing Company.
• Congressional Biographical Directory of the United States 1774–presentArchived April 23, 2010, at theWayback Machine
• Election Statistics 1920-presentClerk of the House of Representatives

42°47′N78°40′W / 42.783°N 78.667°W /42.783; -78.667

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