No. | Date | Location | Winner | Score |
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1 | October 19, 1968 | Cheney, WA | Portland State | 19–13 | 2 | September 27, 1969 | Portland, OR | Portland State | 35–0 | 3 | November 21, 1970 | Cheney, WA | Portland State | 34–0 | 4 | November 13, 1971 | Portland, OR | Portland State | 13–6 | 5 | October 21, 1972 | Portland, OR | Eastern Washington | 14–7 | 6 | October 27, 1973 | Cheney, WA | Eastern Washington | 3–0 | 7 | September 21, 1974 | Portland, OR | Portland State | 56–18 | 8 | September 27, 1975 | Cheney, WA | Portland State | 51–0 | 9 | October 18, 1980 | Portland, OR | Portland State | 54–21 | 10 | October 9, 1982 | Spokane, WA | Eastern Washington | 36–0 | 11 | November 19, 1983 | Portland, OR | Eastern Washington | 6–0 | 12 | September 3, 1988 | Spokane, WA | Tie | 31–31 | 13 | October 27, 1990 | Portland, OR | Eastern Washington | 21–13 | 14 | October 12, 1991 | Cheney, WA | Portland State | 35–23 | 15 | September 12, 1992 | Portland, OR | Portland State | 24–21 | 16 | October 9, 1993 | Cheney, WA | Eastern Washington | 38–21 | 17 | October 1, 1994 | Portland, OR | Portland State | 31–21 | 18 | September 23, 1995 | Cheney, WA | Portland State | 14–6 | 19 | September 26, 1996 | Cheney, WA | Eastern Washington | 24–7 | 20 | September 20, 1997 | Portland, OR | #21 Eastern Washington | 31–14 | 21 | September 12, 1998 | Cheney, WA | Portland State | 30–27 | 22 | September 16, 1999 | Portland, OR | Portland State | 48–39 | 23 | November 11, 2000 | Portland, OR | Eastern Washington | 27–24 |
No. | Date | Location | Winner | Score |
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24 | November 10, 2001 | Cheney, WA | Portland State | 37–22 | 25 | October 12, 2002 | Portland, OR | #14 Portland State | 34–31 | 26 | October 11, 2003 | Cheney, WA | Eastern Washington | 42–16 | 27 | October 2, 2004 | Portland, OR | Eastern Washington | 41–21 | 28 | October 1, 2005 | Cheney, WA | #14 Eastern Washington | 42–24 | 29 | October 21, 2006 | Portland, OR | Portland State | 34–0 | 30 | September 29, 2007 | Cheney, WA | Portland State | 28–21 | 31 | October 4, 2008 | Portland, OR | Portland State | 47–36 | 32 | October 31, 2009 | Seattle, WA | #16 Eastern Washington | 47–10 | 33 | October 30, 2010 | Portland, OR | #8 Eastern Washington | 50–17 | 34 | October 29, 2011 | Cheney, WA | Portland State | 43–26 | 35 | November 17, 2012 | Portland, OR | #5 Eastern Washington | 41–34 | 36 | November 23, 2013 | Cheney, WA | #3 Eastern Washington | 42–41 | 37 | November 21, 2014 | Portland, OR | #5 Eastern Washington | 56–34 | 38 | November 21, 2015 | Cheney, WA | #11 Portland State | 34–31 | 39 | November 18, 2016 | Portland, OR | #3 Eastern Washington | 35–28 | 40 | November 18, 2017 | Cheney, WA | #18 Eastern Washington | 59–33 | 41 | November 16, 2018 | Hillsboro, OR | #4 Eastern Washington | 74–23 | 42 | November 23, 2019 | Cheney, WA | Eastern Washington | 53–46 | 43 | November 20, 2021 | Hillsboro, OR | #5 Eastern Washington | 42–28 | 44 | October 29, 2022 | Cheney, WA | Portland State | 38–35 | 45 | October 28, 2023 | Hillsboro, OR | Portland State | 47–35 | Series: Tied 22–22–1 |
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