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Years of the 1st through 116th Congresses (1789-2020)


Since the 74th Congress (1935-1936), the first session of a Congress convenes on January 3 of odd-numbered years and adjourns on January 3 the following odd-numbered year. For ease of use, beginning with the 74th Congress, this table lists the closing date of each Congress as an even-numbered year. For exact dates of all sessions, consult the Dates of Sessions of Congress table.

1st Mar 4, 1789 - Mar 3, 1791

2nd Mar 4, 1791 - Mar 2, 1793

3rd Mar 4, 1793- Mar 3, 1795

4th Jun 8, 1795 - Mar 3, 1797

5th Mar 4, 1797- Mar 3, 1799

6th Dec 2, 1799 - Mar 3, 1801

7th Mar 4, 1801 - Mar 3, 1803

8th Oct 17, 1803 - Mar 3, 1805

9th Dec 2, 1805 - Mar 3, 1807

10th Oct 26, 1807 - Mar 3, 1809

11th Mar 4, 1809 - Mar 3, 1811

12th Nov 4, 1811 - Mar 3, 1813

13th May 24, 1813 - Mar 3, 1815

14th Dec 4, 1815 - Mar 3, 1817

15th Mar 4, 1817 - Mar 3, 1819

16th Dec 6, 1819 - Mar 3, 1821

17th Dec 3, 1821 - Mar 3, 1823

18th Dec 1, 1823 - Mar 3, 1825

19th Mar 4, 1825 - Mar 3, 1827

20th Dec 3, 1827 - Mar 3, 1829

21st Mar 4, 1829 - Mar 3, 1831

22nd Dec 5, 1831 - Mar 2, 1833

23rd Dec 2, 1833 - Mar 3, 1835

24th Dec 7, 1835 - Mar 3, 1837

25th Mar 4, 1837 - Mar 3, 1839

26th Dec 2, 1839 - Mar 3, 1841

27th Mar 4, 1841 - Mar 3, 1843

28th Dec 4, 1843 - Mar 3, 1845

29th Mar 4, 1845 - Mar 3, 1847

30th Dec 6, 1847 - Mar 3, 1849

31st Mar 5, 1849 - Mar 3, 1851

32nd Mar 4, 1851 - Mar 3, 1853

33rd Mar 4, 1853 - Mar 3, 1855

34th Dec 3, 1855 - Mar 3, 1857

35th Mar 4, 1857 - Mar 3, 1859

36th Mar 4, 1859 - Mar 3, 1861

37th Mar 4, 1861 - Mar 3, 1863

38th Mar 4, 1863 - Mar 3, 1865

39th Mar 4, 1865 - Mar 3, 1867

40th Mar 4, 1867 - Mar 3, 1869

41st Mar 4, 1869 - Mar 3, 1871

42nd Mar 4, 1871 - Mar 3, 1873

43rd Mar 4, 1873 - Mar 3, 1875

44th Mar 5, 1875 - Mar 3, 1877

45th Mar 5, 1877 - Mar 3, 1879

46th Mar 18, 1879 - Mar 3, 1881

47th Mar 4, 1881 - Mar 3, 1883

48th Dec 3, 1883 - Mar 3, 1885

49th Mar 4, 1885 - Mar 3, 1887

50th Dec 5, 1887 - Mar 3, 1889

51th Mar 4, 1889 - Mar 3, 1891

52th Dec 7, 1891 - Mar 3, 1893

53th Mar 4, 1893 - Mar 3, 1895

54th Dec 2, 1895 - Mar 3, 1897

55th Mar 4, 1897 - Mar 3, 1899

56th Dec 4, 1899 - Mar 3, 1901

57th Mar 4, 1901 - Mar 3, 1903

58th Mar 5, 1903 - Mar 3, 1905

59th Mar 4, 1905 - Mar 3, 1907

60th Dec 2, 1907 - Mar 3, 1909

61st Mar 4, 1909 - Mar 3, 1911

62nd Apr 4, 1911 - Mar 3, 1913

63rd Mar 4, 1913 - Mar 3, 1915

64th Dec 6, 1915 - Mar 3, 1917

65th Mar 5, 1917 - Mar 3, 1919

66th Mar 19, 1919 - Mar 3, 1921

67th Mar 4, 1921 - Mar 3, 1923

68th Dec 3, 1923 - Mar 3, 1925

69th Mar 4, 1925 - Mar 4, 1927

70th Dec 5, 1927 - Mar 3, 1929

71st Mar 4, 1929 - Mar 3, 1931

72nd Dec 7, 1931 - Mar 3, 1933

73rd Mar 4, 1933 - Jun 18, 1934

74th 1935-1936

75th 1937-1938

76th 1939-1940

77th 1941-1942

78th 1943-1944

79th 1945-1946

80th 1947-1948

81st 1949-1950

82nd 1951-1952

83rd 1953-1954

84th 1955-1956

85th 1957-1958

86th 1959-1960

87th 1961-1962

88th 1963-1964

89th 1965-1966

90th 1967-1968

91st 1969-1970

92nd 1971-1972

93rd 1973-1974

94th 1975-1976

95th 1977-1978

96th 1979-1980

97th 1981-1982

98th 1983-1984

99th 1985-1986

100th 1987-1988

101st 1989-1990

102nd 1991-1992

103rd 1993-1994

104th 1995-1996

105th 1997-1998

106th 1999-2000

107th 2001-2002

108th 2003-2004

109th 2005-2006

110th 2007-2008

111st 2009-2010

112nd 2011-2012

113th 2013-2014

114th 2015-2016

115th 2017-2018

116th 2019-2020