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| TEAM | SEASON | RECORD | PERC | CNF STAND | CNF REC | CNF PERC | FINISH |
| Illinois | 1905-06 | 6-8 | .429 | 6th Western | 3-7 | .300 | no playoff |
| Illinois | 1906-07 | 1-10 | .091 | 5th Western | 0-8 | .000 | no playoff |
| Illinois | 1907-08 | 20-6 | .769 | 3rd Western | 4-4 | .500 | no playoff |
| Illinois | 1908-09 | 7-6 | .538 | 4th Western | 5-6 | .455 | no playoff |
| Illinois | 1909-10 | 5-4 | .556 | 4th Western | 5-4 | .556 | no playoff |
| Illinois | 1910-11 | 6-6 | .500 | 4th Western | 6-5 | .545 | no playoff |
| Illinois | 1911-12 | 8-8 | .500 | 5th Western | 4-8 | .333 | no playoff |
| Illinois | 1912-13 | 10-6 | .625 | 5th Western | 7-6 | .538 | no playoff |
| Illinois | 1913-14 | 9-4 | .692 | 4th Western | 7-4 | .636 | no playoff |
| Illinois | 1914-15 | 16-0 | 1.000 | 1st Western | 12-0 | 1.000 | no playoff |
| Illinois | 1915-16 | 13-3 | .812 | 2nd Western | 9-3 | .750 | no playoff |
| Illinois | 1916-17 | 13-3 | .812 | 1st Western | 10-2 | .833 | no playoff |
| Illinois | 1917-18 | 9-6 | .600 | 4th Big Ten | 6-6 | .500 | no playoff |
| Illinois | 1918-19 | 6-8 | .429 | 5th Big Ten | 5-7 | .417 | no playoff |
| Illinois | 1919-20 | 9-4 | .692 | 3rd Big Ten | 8-4 | .667 | no playoff |
| Illinois | 1920-21 | 11-7 | .611 | 4th Big Ten | 7-5 | .583 | no playoff |
| Illinois | 1921-22 | 14-5 | .737 | 4th Big Ten | 7-5 | .583 | no playoff |
| Illinois | 1922-23 | 9-6 | .600 | 4th Big Ten | 7-5 | .583 | no playoff |
| Illinois | 1923-24 | 11-6 | .647 | 1st Big Ten | 8-4 | .667 | no playoff |
| Illinois | 1924-25 | 11-6 | .647 | 2nd Big Ten | 8-4 | .667 | no playoff |
| Illinois | 1925-26 | 9-8 | .529 | 5th Big Ten | 6-6 | .500 | no playoff |
| Illinois | 1926-27 | 10-7 | .588 | 4th Big Ten | 7-5 | .583 | no playoff |
| Illinois | 1927-28 | 5-12 | .294 | 9th Big Ten | 2-10 | .167 | no playoff |
| Illinois | 1928-29 | 10-7 | .588 | 5th Big Ten | 6-6 | .500 | no playoff |
| Illinois | 1929-30 | 8-8 | .500 | 3rd Big Ten | 7-5 | .583 | no playoff |
| Illinois | 1930-31 | 12-5 | .706 | 5th Big Ten | 7-5 | .583 | no playoff |
| Illinois | 1931-32 | 11-6 | .647 | 5th Big Ten | 7-5 | .583 | no playoff |
| Illinois | 1932-33 | 11-7 | .611 | 5th Big Ten | 6-6 | .500 | no playoff |
| Illinois | 1933-34 | 13-6 | .684 | 4th Big Ten | 7-5 | .583 | no playoff |
| Illinois | 1934-35 | 15-5 | .750 | 1st Big Ten | 9-3 | .750 | no playoff |
| Illinois | 1935-36 | 13-6 | .684 | 3rd Big Ten | 7-5 | .583 | no playoff |
| Illinois | 1936-37 | 14-4 | .778 | 1st Big Ten | 10-2 | .833 | no playoff |
| Illinois | 1937-38 | 9-9 | .500 | 8th Big Ten | 4-8 | .333 | no playoff |
| Illinois | 1938-39 | 14-5 | .737 | 3rd Big Ten | 8-4 | .667 | no playoff |
| Illinois | 1939-40 | 14-6 | .700 | 4th Big Ten | 7-5 | .583 | no playoff |
| Illinois | 1940-41 | 13-7 | .650 | 3rd Big Ten | 7-5 | .583 | no playoff |
| Illinois | 1941-42 | 18-5 | .783 | 1st Big Ten | 13-2 | .867 | no playoff |
| Illinois | 1942-43 | 17-1 | .944 | 1st Big Ten | 12-0 | 1.000 | no playoff |
| Illinois | 1943-44 | 11-9 | .550 | 6th Big Ten | 5-7 | .417 | no playoff |
| Illinois | 1944-45 | 13-7 | .650 | 3rd Big Ten | 7-5 | .583 | no playoff |
| Illinois | 1945-46 | 14-7 | .667 | 5th Big Ten | 7-5 | .583 | no playoff |
| Illinois | 1946-47 | 14-6 | .700 | 2nd Big Ten | 8-4 | .667 | no playoff |
| Illinois | 1947-48 | 15-5 | .750 | 3rd Big Ten | 7-5 | .583 | no playoff |
| Illinois | 1948-49 | 21-4 | .840 | 1st Big Ten | 10-2 | .833 | no playoff |
| Illinois | 1949-50 | 14-8 | .636 | 3rd Big Ten | 7-5 | .583 | no playoff |
| Illinois | 1950-51 | 22-5 | .815 | 1st Big Ten | 13-1 | .929 | no playoff |
| Illinois | 1951-52 | 22-4 | .846 | 1st Big Ten | 12-2 | .857 | no playoff |
| Illinois | 1952-53 | 18-4 | .818 | 2nd Big Ten | 14-4 | .778 | no playoff |
| Illinois | 1953-54 | 17-5 | .773 | 3rd Big Ten | 10-4 | .714 | no playoff |
| Illinois | 1954-55 | 17-5 | .773 | 2nd Big Ten | 10-4 | .714 | no playoff |
| Illinois | 1955-56 | 18-4 | .818 | 2nd Big Ten | 11-3 | .786 | no playoff |
| Illinois | 1956-57 | 14-8 | .636 | 7th Big Ten | 7-7 | .500 | no playoff |
| Illinois | 1957-58 | 11-11 | .500 | 8th Big Ten | 5-9 | .357 | no playoff |
| Illinois | 1958-59 | 12-10 | .545 | 5th Big Ten | 7-7 | .500 | no playoff |
| Illinois | 1959-60 | 16-7 | .696 | 3rd Big Ten | 8-6 | .571 | no playoff |
| Illinois | 1960-61 | 9-15 | .375 | 7th Big Ten | 5-9 | .357 | no playoff |
| Illinois | 1961-62 | 15-8 | .652 | 4th Big Ten | 7-7 | .500 | no playoff |
| Illinois | 1962-63 | 20-6 | .769 | 1st Big Ten | 11-3 | .786 | no playoff |
| Illinois | 1963-64 | 13-11 | .542 | 6th Big Ten | 6-8 | .429 | no playoff |
| Illinois | 1964-65 | 18-6 | .750 | 3rd Big Ten | 10-4 | .714 | no playoff |
| Illinois | 1965-66 | 12-12 | .500 | 3rd Big Ten | 8-6 | .571 | no playoff |
| Illinois | 1966-67 | 12-12 | .500 | 7th Big Ten | 6-8 | .429 | no playoff |
| Illinois | 1967-68 | 11-13 | .458 | 6th Big Ten | 6-8 | .429 | no playoff |
| Illinois | 1968-69 | 19-5 | .792 | 2nd Big Ten | 9-5 | .643 | no playoff |
| Illinois | 1969-70 | 15-9 | .625 | 3rd Big Ten | 8-6 | .571 | no playoff |
| Illinois | 1970-71 | 11-12 | .478 | 5th Big Ten | 5-9 | .357 | no playoff |
| Illinois | 1971-72 | 14-10 | .583 | 8th Big Ten | 5-9 | .357 | no playoff |
| Illinois | 1972-73 | 14-10 | .583 | 3rd Big Ten | 8-6 | .571 | no playoff |
| Illinois | 1973-74 | 5-18 | .217 | 10th Big Ten | 2-12 | .143 | no playoff |
| Illinois | 1974-75 | 8-18 | .308 | 9th Big Ten | 4-14 | .222 | no playoff |
| Illinois | 1975-76 | 14-13 | .519 | 7th Big Ten | 7-11 | .389 | no playoff |
| Illinois | 1976-77 | 16-14 | .533 | 6th Big Ten | 8-10 | .444 | no playoff |
| Illinois | 1977-78 | 13-14 | .481 | 7th Big Ten | 7-11 | .389 | no playoff |
| Illinois | 1978-79 | 19-11 | .633 | 7th Big Ten | 7-11 | .389 | no playoff |
| Illinois | 1979-80 | 20-13 | .606 | T6th Big Ten | 8-10 | .444 | NIT Lsmi |
| Illinois | 1980-81 | 20-8 | .714 | 3rd Big Ten | 12-6 | .667 | (4) LRsmi |
| Illinois | 1981-82 | 17-11 | .607 | 6th Big Ten | 10-8 | .556 | NIT L2nd |
| Illinois | 1982-83 | 21-11 | .656 | T2nd Big Ten | 11-7 | .611 | (7) L1st |
| Illinois | 1983-84 | 25-5 | .833 | T1st Big Ten | 15-3 | .833 | (2) LRfin |
| Illinois | 1984-85 | 25-9 | .735 | 2nd Big Ten | 12-6 | .667 | (3) LRsmi |
| Illinois | 1985-86 | 21-10 | .677 | T4th Big Ten | 11-7 | .611 | (4) L2nd |
| Illinois | 1986-87 | 23-8 | .742 | 4th Big Ten | 13-5 | .722 | (3) L1st |
| Illinois | 1987-88 | 23-10 | .697 | T3rd Big Ten | 12-6 | .667 | (3) L2nd |
| Illinois | 1988-89 | 30-5 | .857 | 2nd Big Ten | 14-4 | .778 | (1) LNsmi |
| Illinois | 1989-90 | 20-8 | .714 | T4th Big Ten | 11-7 | .611 | (5) L1st |
| Illinois | 1990-91 | 20-10 | .667 | T3rd Big Ten | 11-7 | .611 | no playoff |
| Illinois | 1991-92 | 13-15 | .464 | 8th Big Ten | 7-11 | .389 | no playoff |
| Illinois | 1992-93 | 19-13 | .594 | T3rd Big Ten | 11-7 | .611 | (6) L2nd |
| Illinois | 1993-94 | 17-11 | .607 | T4th Big Ten | 10-8 | .556 | (8) L1st |
| Illinois | 1994-95 | 18-12 | .600 | T5th Big Ten | 10-8 | .556 | (11) L1st |
| Illinois | 1995-96 | 18-13 | .581 | 9th Big Ten | 7-11 | .389 | NIT |
| Illinois | 1996-97 | 22-10 | .688 | 4th Big Ten | 11-7 | .611 | (6) L2nd |
| Illinois | 1997-98 | 23-10 | .697 | 1st Big Ten | 14-4 | .778 | (5) L2nd |
| Illinois | 1998-99 | 14-18 | .438 | 11th Big Ten | 3-13 | .188 | no playoff |
| Illinois | 1999-00 | 21-9 | .700 | 4th Big Ten | 11-5 | .688 | (4) L2nd |
| Illinois | 2000-01 | 27-8 | .771 | 2nd Big Ten | 13-3 | .812 | (1) LRfin |
| Illinois | 2001-02 | 26-9 | .743 | 2nd Big Ten | 11-5 | .688 | (4) LRsmi |
| Illinois | 2002-03 | 24-6 | .800 | 2nd Big Ten | 11-5 | .688 | (4) L2nd |
| Illinois | 2003-04 | 24-6 | .800 | 1st Big Ten | 13-3 | .812 | (5) LRsmi |
| Illinois | 2004-05 | 32-1 | .970 | 1st Big Ten | 15-1 | .938 | (1) LNfin |
| Illinois | 2005-06 | 25-6 | .806 | 2nd Big Ten | 11-5 | .688 | (4) L2nd |
| Illinois | 2006-07 | 23-12 | .657 | 4th Big Ten | 9-7 | .562 | (12) L1st |
| Illinois | 2007-08 | 16-19 | .457 | 9th Big Ten | 5-13 | .278 | no playoff |
| Illinois | 2008-09 | 24-10 | .706 | 2nd Big Ten | 11-7 | .611 | (5) L1st |
| Illinois | 2009-10 | 21-15 | .583 | 5th Big Ten | 10-8 | .556 | NIT L3rd |
| Illinois | 2010-11 | 20-14 | .588 | 5th Big Ten | 9-9 | .500 | (9) L3rd |
| Illinois | 2011-12 | 17-15 | .531 | 9th Big Ten | 6-12 | .333 | no playoff |
| Illinois | 2012-13 | 23-13 | .639 | 8th Big Ten | 8-10 | .444 | (7) L3rd |
| Illinois | 2013-14 | 20-15 | .571 | 9th Big Ten | 7-11 | .389 | NIT L2nd |
| Illinois | 2014-15 | 19-14 | .576 | 8th Big Ten | 9-9 | .500 | NIT L1st |
| Illinois | 2015-16 | 15-19 | .441 | 12th Big Ten | 5-13 | .278 | no playoff |
| Illinois | 2016-17 | 20-15 | .571 | 9th Big Ten | 8-10 | .444 | NIT Lqua |
| Illinois | 2017-18 | 14-18 | .438 | 13th Big Ten | 4-14 | .222 | no playoff |
| Illinois | 2018-19 | 12-21 | .364 | 11th Big Ten | 7-13 | .350 | no playoff |
| Illinois | 2019-20 | 21-10 | .677 | 4th Big Ten | 13-7 | .650 | virus |
| Illinois | 2020-21 | 24-7 | .774 | 2nd Big Ten | 16-4 | .800 | (1) L2nd |
| Illinois | 2021-22 | 23-10 | .697 | 1st Big Ten | 15-5 | .750 | (4) L2nd |
| Illinois | 2022-23 | 20-13 | .606 | 7th Big Ten | 11-9 | .550 | (9) L1st |
| Illinois | 2023-24 | 29-9 | .763 | 2nd Big Ten | 14-6 | .700 | (3) LRfin |
| Illinois | 2024-25 | 22-13 | .629 | 7th Big Ten | 12-8 | .600 | (6) L2nd |