List of Idaho state legislatures
# List of Idaho state legislatures

The legislature of the U.S. state of Idaho has convened many times since statehood became effective on July 3, 1890.

## Legislatures

| Session | Convened | Adjourned | # of legislative days | # of bills introduced | # of bills passed |
| - | - | - | - | - | - |
| 1st | December 8, 1890 | March 14, 1891 | 82 | | |
| 2nd | January 2, 1893 | March 6, 1893 | 64 | | |
| 3rd | January 7, 1895 | March 9, 1895 | 62 | | |
| 4th | January 4, 1897 | March 8, 1897 | 64 | | |
| 5th | January 2, 1899 | March 7, 1899 | 65 | | |
| 6th | January 7, 1901 | March 12, 1901 | 65 | | |
| 7th | January 5, 1903 | March 7, 1903 | 62 | | |
| 8th | January 2, 1905 | March 4, 1905 | 62 | | |
| 9th | January 7, 1907 | March 8, 1907 | 61 | | |
| 10th | January 4, 1909 | March 6, 1909 | 62 | | |
| 11th | January 2, 1911 | March 4, 1911 | 62 | | |
| 11th | January 15, 1912 | January 31, 1912 | 17 | | |
| 12th | January 6, 1913 | March 8, 1913 | 62 | | |
| 13th | January 4, 1915 | March 8, 1915 | 64 | | |
| 14th | January 8, 1917 | March 10, 1917 | 62 | | |
| 15th | January 6, 1919 | March 8, 1919 | 62 | | |
| 16th | January 3, 1921 | March 5, 1921 | 62 | | |
| 17th | January 8, 1923 | March 9, 1923 | 61 | | |
| 18th | January 5, 1925 | March 5, 1925 | 60 | | |
| 19th | January 3, 1927 | March 3, 1927 | 60 | | |
| 20th | January 7, 1929 | March 7, 1929 | 60 | | |
| 20th | February 24, 1930 | February 25, 1930 | 2 | | |
| 21st | January 5, 1931 | March 5, 1931 | 60 | | |
| 21st | March 6, 1931 | March 13, 1931 | 8 | | |
| 22nd | January 2, 1933 | March 1, 1933 | 59 | | |
| 23rd | January 7, 1935 | March 8, 1935 | 61 | | |
| 23rd | March 8, 1935 | March 20, 1935 | 13 | | |
| 23rd | July 8, 1935 | July 10, 1935 | 3 | | |
| 23rd | July 28, 1936 | July 31, 1936 | 4 | | |
| 24th | January 4, 1937 | March 6, 1937 | 62 | | |
| 24th | November 28, 1937 | November 30, 1937 | 3 | | |
| 25th | January 2, 1939 | March 2, 1939 | 60 | | |
| 26th | January 6, 1941 | March 8, 1941 | 62 | | |
| 27th | January 4, 1943 | February 28, 1943 | 56 | | |
| 27th | February 28, 1944 | March 1, 1944 | 2 | | |
| 27th | March 1, 1944 | March 4, 1944 | 4 | | |
| 28th | January 8, 1945 | March 9, 1945 | 61 | | |
| 28th | February 25, 1946 | March 7, 1946 | 11 | | |
| 28th | March 7, 1946 | March 7, 1946 | 1 | | |
| 29th | January 6, 1947 | March 7, 1947 | 61 | | |
| 30th | January 3, 1949 | March 4, 1949 | 61 | | |
| 30th | February 6, 1950 | February 25, 1950 | 20 | | |
| 31st | January 8, 1951 | March 12, 1951 | 64 | | |
| 31st | January 15, 1952 | January 16, 1952 | 2 | | |
| 32nd | January 5, 1953 | March 6, 1953 | 61 | | |
| 33rd | January 3, 1955 | March 5, 1955 | 62 | | |
| 34th | January 7, 1957 | March 16, 1957 | 69 | | |
| 35th | January 5, 1959 | March 9, 1959 | 64 | 638 | 303 |
| 36th | January 2, 1961 | March 2, 1961 | 60 | 651 | 331 |
| 36th | August 3, 1961 | August 4, 1961 | 2 | 11 | 4 |
| 37th | January 7, 1963 | March 19, 1963 | 72 | 734 | 429 |
| 37th | July 29, 1964 | August 1, 1964 | 4 | 7 | 6 |
| 38th | January 4, 1965 | March 18, 1965 | 74 | 608 | 321 |
| 38th | March 19, 1965 | March 25, 1965 | 7 | 27 | 5 |
| 38th | February 14, 1966 | March 5, 1966 | 20 | 67 | 21 |
| 38th | March 7, 1966 | March 17, 1966 | 11 | 27 | 6 |
| 39th | January 2, 1967 | March 31, 1967 | 89 | 799 | 437 |
| 39th | June 19, 1967 | June 23, 1967 | 5 | 30 | 18 |
| 39th | January 29, 1968 | February 9, 1968 | 12 | 52 | 29 |
| 40th | January 13, 1969 | March 27, 1969 | 74 | 796 | 473 |
| 40th | January 12, 1970 | March 7, 1970 | 55 | 511 | 264 |
| 41st | January 11, 1971 | March 20, 1971 | 69 | 660 | 365 |
| 41st | March 22, 1971 | April 8, 1971 | 18 | 43 | 10 |
| 41st | January 10, 1972 | March 25, 1972 | 75 | 766 | 409 |
| 42nd | January 8, 1973 | March 13, 1973 | 65 | 589 | 348 |
| 42nd | January 14, 1974 | March 30, 1974 | 76 | 637 | 325 |
| 43rd | January 13, 1975 | March 22, 1975 | 68 | 563 | 270 |
| 43rd | January 5, 1976 | March 19, 1976 | 75 | 738 | 367 |
| 44th | January 10, 1977 | March 21, 1977 | 71 | 645 | 326 |
| 44th | January 9, 1978 | March 18, 1978 | 69 | 654 | 375 |
| 45th | January 8, 1979 | March 26, 1979 | 78 | 599 | 325 |
| 45th | January 7, 1980 | March 31, 1980 | 85 | 714 | 396 |
| 45th | May 12, 1980 | May 14, 1980 | 3 | 15 | 1 |
| 46th | January 12, 1981 | March 27, 1981 | 75 | 701 | 366 |
| 46th | July 7, 1981 | July 21, 1981 | 15 | 16 | 2 |
| 46th | January 11, 1982 | March 24, 1982 | 73 | 617 | 370 |
| 47th | January 10, 1983 | April 14, 1983 | 95 | 589 | 282 |
| 47th | May 9, 1983 | May 11, 1983 | 3 | 8 | 5 |
| 47th | January 9, 1984 | March 31, 1984 | 83 | 586 | 289 |
| 48th | January 7, 1985 | March 13, 1985 | 66 | 466 | 274 |
| 48th | January 6, 1986 | March 28, 1986 | 82 | 691 | 348 |
| 49th | January 12, 1987 | April 1, 1987 | 80 | 619 | 361 |
| 49th | January 11, 1988 | March 31, 1988 | 81 | 732 | 376 |
| 50th | January 9, 1989 | March 29, 1989 | 80 | 752 | 426 |
| 50th | January 8, 1990 | March 30, 1990 | 82 | 804 | 439 |
| 51st | January 7, 1991 | March 29, 1991 | 82 | 687 | 338 |
| 51st | January 6, 1992 | April 3, 1992 | 89 | 726 | 342 |
| 51st | July 27, 1992 | July 28, 1992 | 2 | 4 | 3 |
| 52nd | January 11, 1993 | March 27, 1993 | 76 | 752 | 416 |
| 52nd | January 10, 1994 | April 1, 1994 | 82 | 958 | 456 |
| 53rd | January 9, 1995 | March 17, 1995 | 68 | 679 | 369 |
| 53rd | January 8, 1996 | March 15, 1996 | 68 | 772 | 433 |
| 54th | January 6, 1997 | March 19, 1997 | 73 | 695 | 404 |
| 54th | January 12, 1998 | March 23, 1998 | 71 | 708 | 428 |
| 55th | January 11, 1999 | March 19, 1999 | 68 | 666 | 397 |
| 55th | January 10, 2000 | April 5, 2000 | 87 | 737 | 487 |
| 56th | January 8, 2001 | March 30, 2001 | 82 | 662 | 397 |
| 56th | January 7, 2002 | March 14, 2002 | 68 | 605 | 371 |
| 57th | January 6, 2003 | May 3, 2003 | 118 | 678 | 381 |
| 57th | January 12, 2004 | March 20, 2004 | 69 | 617 | 389 |
| 58th | January 10, 2005 | April 6, 2005 | 87 | 642 | 405 |
| 58th | January 9, 2006 | April 11, 2006 | 93 | 735 | 459 |
| 58th | August 25, 2006 | August 25, 2006 | 1 | 1 | 1 |
| 59th | January 8, 2007 | March 30, 2007 | 82 | 581 | 369 |
| 59th | January 7, 2008 | April 2, 2008 | 87 | 633 | 410 |
| 60th | January 12, 2009 | May 8, 2009 | 117 | 624 | 344 |
| 60th | January 11, 2010 | March 29, 2010 | 78 | 549 | 359 |
| 61st | January 10, 2011 | April 7, 2011 | 88 | 565 | 335 |
| 61st | January 9, 2012 | March 29, 2012 | 81 | 552 | 342 |
| 62nd | January 7, 2013 | April 4, 2013 | 88 | 545 | 357 |
| 62nd | January 6, 2014 | March 20, 2014 | 74 | 542 | 357 |
| 63rd | January 12, 2015 | April 11, 2015 | 89 | 523 | 346 |
| 63rd | May 18, 2015 | May 18, 2015 | 1 | 1 | 1 |
| 63rd | January 11, 2016 | March 25, 2016 | 75 | 557 | 377 |
| 64th | January 9, 2017 | March 29, 2017 | 80 | 540 | 337 |
| 64th | January 8, 2018 | March 28, 2018 | 80 | 561 | 355 |
| 65th | January 7, 2019 | April 7, 2019 | 95 | 522 | 331 |
