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| TEAM | SEASON | RECORD | PERC | CNF STAND | CNF RECORD | CNF PERC |
| Northern Illinois | 1968 | 2-8 | .200 | Independent | ||
| Northern Illinois | 1969 | 3-7 | .300 | Independent | ||
| Northern Illinois | 1970 | 3-7 | .300 | Independent | ||
| Northern Illinois | 1971 | 5-5-1 | .500 | Independent | ||
| Northern Illinois | 1972 | 7-4 | .636 | Independent | ||
| Northern Illinois | 1973 | 6-5 | .545 | Independent | ||
| Northern Illinois | 1974 | 4-7 | .364 | Independent | ||
| Northern Illinois | 1975 | 3-8 | .273 | 7th MAC | 2-3 | .400 |
| Northern Illinois | 1976 | 1-10 | .091 | 10th MAC | 0-6 | .000 |
| Northern Illinois | 1977 | 3-8 | .273 | 8th MAC | 2-5 | .286 |
| Northern Illinois | 1978 | 5-6 | .455 | 7th MAC | 2-4 | .333 |
| Northern Illinois | 1979 | 5-5-1 | .500 | 6th MAC | 3-3-1 | .500 |
| Northern Illinois | 1980 | 7-4 | .636 | T3rd MAC | 4-3 | .571 |
| Northern Illinois | 1981 | 3-8 | .273 | 9th MAC | 2-7 | .222 |
| Northern Illinois | 1982 | 5-5 | .500 | T5th MAC | 5-4 | .556 |
| Northern Illinois | 1983 | 10-2 | .833 | 1st MAC | 8-1 | .889 |
| Northern Illinois | 1984 | 4-6-1 | .409 | 5th MAC | 3-5-1 | .389 |
| Northern Illinois | 1985 | 4-7 | .364 | 5th MAC | 4-4 | .500 |
| Northern Illinois | 1986 | 2-9 | .182 | Independent | ||
| Northern Illinois | 1987 | 5-5-1 | .500 | Independent | ||
| Northern Illinois | 1988 | 7-4 | .636 | Independent | ||
| Northern Illinois | 1989 | 9-2 | .818 | Independent | ||
| Northern Illinois | 1990 | 6-5 | .545 | Independent | ||
| Northern Illinois | 1991 | 2-9 | .182 | Independent | ||
| Northern Illinois | 1992 | 5-6 | .455 | Independent | ||
| Northern Illinois | 1993 | 4-7 | .364 | 5th Big West | 3-3 | .500 |
| Northern Illinois | 1994 | 4-7 | .364 | T5th Big West | 3-3 | .500 |
| Northern Illinois | 1995 | 3-8 | .273 | T4th Big West | 3-3 | .500 |
| Northern Illinois | 1996 | 1-10 | .091 | Independent | ||
| Northern Illinois | 1997 | 0-11 | .000 | 6th MAC West | 0-8 | .000 |
| Northern Illinois | 1998 | 2-9 | .182 | 5th MAC West | 2-6 | .250 |
| Northern Illinois | 1999 | 5-6 | .455 | T2nd MAC West | 5-3 | .625 |
| Northern Illinois | 2000 | 6-5 | .545 | T3rd MAC West | 4-3 | .571 |
| Northern Illinois | 2001 | 6-5 | .545 | T2nd MAC West | 4-3 | .571 |
| Northern Illinois | 2002 | 8-4 | .667 | 2nd MAC West | 7-1 | .875 |
| Northern Illinois | 2003 | 10-2 | .833 | T2nd MAC West | 6-2 | .750 |
| Northern Illinois | 2004 | 9-3 | .750 | 2nd MAC West | 7-1 | .875 |
| Northern Illinois | 2005 | 7-5 | .583 | 1st MAC West | 6-2 | .750 |
| Northern Illinois | 2006 | 7-6 | .538 | T3rd MAC West | 5-3 | .625 |
| Northern Illinois | 2007 | 2-10 | .167 | 6th MAC West | 1-6 | .143 |
| Northern Illinois | 2008 | 6-7 | .462 | 4th MAC West | 5-3 | .625 |
| Northern Illinois | 2009 | 7-6 | .538 | 2nd MAC West | 5-3 | .625 |
| Northern Illinois | 2010 | 11-3 | .786 | 1st MAC West | 8-0 | 1.000 |
| Northern Illinois | 2011 | 10-4 | .714 | 1st MAC West | 7-1 | .875 |
| Northern Illinois | 2012 | 12-2 | .857 | 1st MAC West | 8-0 | 1.000 |
| Northern Illinois | 2013 | 12-2 | .857 | 1st MAC West | 8-0 | 1.000 |
| Northern Illinois | 2014 | 11-3 | .786 | 1st MAC West | 7-1 | .875 |
| Northern Illinois | 2015 | 8-6 | .571 | 1st MAC West | 6-2 | .750 |
| Northern Illinois | 2016 | 5-7 | .417 | 3rd MAC West | 5-3 | .625 |
| Northern Illinois | 2017 | 8-5 | .615 | T2th MAC West | 6-2 | .750 |
| Northern Illinois | 2018 | 8-6 | .571 | 1st MAC West | 6-2 | .750 |
| Northern Illinois | 2019 | 5-7 | .417 | T3rd MAC West | 4-4 | .500 |
| Northern Illinois | 2020 | 0-6 | .000 | 6th MAC West | 0-6 | .000 |
| Northern Illinois | 2021 | 9-5 | .643 | 1st MAC West | 6-2 | .750 |
| Northern Illinois | 2022 | 3-9 | .250 | 6th MAC West | 2-6 | .250 |
| Northern Illinois | 2023 | 7-6 | .538 | 2nd MAC West | 5-3 | .625 |
| Northern Illinois | 2024 | 8-5 | .615 | T6th MAC | 4-4 | .500 |
| Northern Illinois | 2025 | 3-9 | .250 | T11th MAC | 2-6 | .250 |