List of members of the United States Congress by longevity of service

Total tenure Uninterrupted Name Party affiliation State Dates of service Lifespan 1 59 years, 21 days 1 59 years, 21 days John Dingell Democratic Michigan December 13, 1955 – January 3, 2015 1926–2019 2 53 years, 60 days 2 53 years, 60 days Jamie Whitten Democratic Mississippi November 4, 1941 – January 3, 1995 1910–1995 3 52 years, 336 days 3 52 years, 336 days John Conyers Democratic Michigan January 3, 1965 – December 5, 2017 1929–2019 4 50 years, 61 days 4 50 years, 61 days Carl Vinson Democratic Georgia November 3, 1914 – January 3, 1965 1883–1981 5 49 years, 305 days 5 49 years, 305 days Emanuel Celler Democratic New York March 4, 1923 – January 3, 1973 1888–1981 6 49 years, 4 days 6 49 years, 4 days Don Young Republican Alaska March 14, 1973 – March 18, 2022 1933–2022 7 48 years, 257 days 7 48 years, 257 days Sam Rayburn Democratic Texas March 4, 1913 – November 16, 1961 1882–1961 8 48 years, 0 days 999 N/A Sidney R. Yates (I) Democratic Illinois January 3, 1949 – January 3, 1963
January 3, 1965 – January 3, 1999 1909–2000 9 47 years, 3 days 8 47 years, 3 days Wright Patman Democratic Texas March 4, 1929 – March 7, 1976 1893–1976 10 46 years, 0 days 9 46 years, 0 days Charles Rangel Democratic New York January 3, 1971 – January 3, 2017 1930– 11 46 years, 0 days 999 N/A Joseph Gurney Cannon (I) Republican Illinois March 4, 1873 – March 3, 1891
March 4, 1893 – March 3, 1913
March 4, 1915 – March 3, 1923 1836–1926 12 45 years, 247 days 10 45 years, 247 days Adolph J. Sabath Democratic Illinois March 4, 1907 – November 6, 1952 1866–1952 13 44 years, 0 days 11 44 years, 0 days George H. Mahon Democratic Texas January 3, 1935 – January 3, 1979 1900–1985 14 44 years, 0 days 12 44 years, 0 days Charles E. Bennett Democratic Florida January 3, 1949 – January 3, 1993 1910–2003 15 43 years, 110 days 13 43 years, 110 days Melvin Price Democratic Illinois January 3, 1945 – April 22, 1988 1905–1988 16 42 years, 288 days 14 42 years, 288 days Bill Young Republican Florida January 3, 1971 – October 18, 2013 1930–2013 17 42 years, 86 days 15 42 years, 86 days Hal Rogers Republican Kentucky Since January 3, 1981 1937– 18 42 years, 86 days 16 42 years, 86 days Chris Smith Republican New Jersey Since January 3, 1981 1953– 19 42 years, 58 days 17 42 years, 58 days John W. McCormack Democratic Massachusetts November 6, 1928 – January 3, 1971 1891–1980 20 42 years, 0 days 18 42 years, 0 days Jack Brooks Democratic Texas January 3, 1953 – January 3, 1995 1922–2012 21 42 years, 0 days 19 42 years, 0 days Jim Sensenbrenner Republican Wisconsin January 3, 1979 – January 3, 2021 1943– 22 41 years, 362 days 20 41 years, 362 days William R. Poage Democratic Texas January 3, 1937 – December 31, 1978 1899–1987 23 41 years, 315 days 21 41 years, 315 days Steny Hoyer Democratic Maryland Since May 19, 1981 1939– 24 41 years, 305 days 22 41 years, 305 days Robert L. Doughton Democratic North Carolina March 4, 1911 – January 3, 1953 1863–1954 25 41 years, 305 days 23 41 years, 305 days Joseph W. Martin Jr. Republican Massachusetts March 4, 1925 – January 3, 1967 1884–1968 26 41 years, 276 days 24 41 years, 276 days Dave Obey Democratic Wisconsin April 1, 1969 – January 3, 2011 1938– 27 41 years, 69 days 25 41 years, 69 days Clarence Cannon Democratic Missouri March 4, 1923 – May 12, 1964 1879–1964 28 40 years, 240 days 26 40 years, 240 days William Natcher Democratic Kentucky August 1, 1953 – March 29, 1994 1909–1994 29 40 years, 86 days 27 40 years, 86 days Marcy Kaptur Democratic Ohio Since January 3, 1983 1946– 30 40 years, 0 days 28 40 years, 0 days Peter W. Rodino Democratic New Jersey January 3, 1949 – January 3, 1989 1909–2005 31 40 years, 0 days 29 40 years, 0 days Pete Stark Democratic California January 3, 1973 – January 3, 2013 1931–2020 32 40 years, 0 days 30 40 years, 0 days George Miller Democratic California January 3, 1975 – January 3, 2015 1945– 33 40 years, 0 days 31 40 years, 0 days Henry Waxman Democratic California January 3, 1975 – January 3, 2015 1939– 34 39 years, 362 days 32 39 years, 362 days Leslie C. Arends Republican Illinois January 3, 1935 – December 31, 1974 1895–1985 35 39 years, 352 days 33 39 years, 352 days Daniel A. Reed Republican New York March 4, 1919 – February 19, 1959 1875–1959 36 39 years, 305 days 34 39 years, 305 days John Taber Republican New York March 4, 1923 – January 3, 1963 1880–1965 37 39 years, 305 days 35 39 years, 305 days William M. Colmer Democratic Mississippi March 4, 1933 – January 3, 1973 1890–1980 38 38 years, 0 days 36 38 years, 0 days Wilbur Mills Democratic Arkansas January 3, 1939 – January 3, 1977 1909–1992 39 38 years, 0 days 37 38 years, 0 days Dante Fascell Democratic Florida January 3, 1955 – January 3, 1993 1917–1998 40 38 years, 0 days 38 38 years, 0 days Robert H. Michel Republican Illinois January 3, 1957 – January 3, 1995 1923–2017 41 38 years, 0 days 39 38 years, 0 days Nick Rahall Democratic West Virginia January 3, 1977 – January 3, 2015 1949– 42 37 years, 305 days 999 N/A Robert Crosser (I) Democratic Ohio March 4, 1913 – March 3, 1919
March 4, 1923 – January 3, 1955 1874–1957 43 37 years, 290 days 999 N/A Bob Sikes (I) Democratic Florida January 3, 1941 – October 19, 1944
January 3, 1945 – January 3, 1979 1906–1994 44 37 years, 60 days 40 37 years, 60 days Henry B. González Democratic Texas November 4, 1961 – January 3, 1999 1916–2000 45 36 years, 256 days 41 36 years, 256 days Ed Markey Democratic Massachusetts November 2, 1976 – July 3, 2013 1946– 46 36 years, 3 days 42 36 years, 3 days John Murtha Democratic Pennsylvania February 5, 1974 – February 8, 2010 1932–2010 47 36 years, 0 days 43 36 years, 0 days F. Edward Hébert Democratic Louisiana January 3, 1941 – January 3, 1977 1901–1979 48 36 years, 0 days 44 36 years, 0 days Edward Boland Democratic Massachusetts January 3, 1953 – January 3, 1989 1911–2001 49 36 years, 0 days 45 36 years, 0 days William Broomfield Republican Michigan January 3, 1957 – January 3, 1993 1922–2019 50 36 years, 0 days 46 36 years, 0 days Dan Rostenkowski Democratic Illinois January 3, 1959 – January 3, 1995 1928–2010 51 36 years, 0 days 47 36 years, 0 days Neal Smith Democratic Iowa January 3, 1959 – January 3, 1995 1920–2021 52 36 years, 0 days 48 36 years, 0 days Joseph M. McDade Republican Pennsylvania January 3, 1963 – January 3, 1999 1931–2017 53 36 years, 0 days 49 36 years, 0 days Ralph Regula Republican Ohio January 3, 1973 – January 3, 2009 1924–2017 54 36 years, 0 days 50 36 years, 0 days Jim Oberstar Democratic–Farmer–Labor Minnesota January 3, 1975 – January 3, 2011 1934–2014 55 36 years, 0 days 51 36 years, 0 days Norm Dicks Democratic Washington January 3, 1977 – January 3, 2013 1940– 56 36 years, 0 days 52 36 years, 0 days Dale Kildee Democratic Michigan January 3, 1977 – January 3, 2013 1929–2021 57 36 years, 0 days 53 36 years, 0 days Sander Levin Democratic Michigan January 3, 1983 – January 3, 2019 1931– 58 36 years, 0 days 54 36 years, 0 days Pete Visclosky Democratic Indiana January 3, 1985 – January 3, 2021 1949– 59 36 years, 0 days 55 36 years, 0 days Peter DeFazio Democratic Oregon January 3, 1987 – January 3, 2023 1947– 60 36 years, 0 days 56 36 years, 0 days Fred Upton Republican Michigan January 3, 1987 – January 3, 2023 1953–