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Idaho State vs. Portland State

Idaho State and Portland State have 18 meetings on file, the first in 2004; Portland State leads the series 10–⁠8 in the games on file. Over the last 10 meetings it’s even at 5–⁠5.

Idaho State wins
8
Portland State wins
10
Ties
0
Earliest on file
2004
Longest streak
3 Portland State
Current streak
1 Portland State
Last 10 meetings
even at 5–⁠5
Most recent
2024

The series at a glance

’0’1’2’3’4’5’6’7’8’9W–L
2000s3–⁠3
2010s4–⁠5
2020s1–⁠2
Average margin
16.8 points; 6 decided by one score (8 or fewer)
At Idaho State
5–⁠4 Idaho State’s record at home
At Portland State
2–⁠2 Portland State’s record at home
Neutral sites
1–⁠4 Idaho State first

Every meeting on file, as played. Ranks are the AP poll’s going in.

Games that tell the story

  1. Idaho State’s biggest win2017: Idaho State 59, Portland State 30by 29 points
  2. Portland State’s biggest win2010: Portland State 38, Idaho State 3by 35 points
  3. Upset2023: Idaho State 38, Portland State 24Idaho State had a 22% chance, by our ratings before kickoff
  4. Upset2015: Portland State 34, Idaho State 14Portland State had a 34% chance, by our ratings before kickoff
  5. Upset2007: Idaho State 38, Portland State 20Idaho State had a 35% chance, by our ratings before kickoff

Both programs through the years

End-of-season Elo ratings of Idaho State and Portland State, 2004 on13001500170020052010201520202025

Our Elo rating at the end of each season, a measure of how strong a team was, not a forecast; 1500 is an average FBS team.

Every game

Oct 24, 2026Portland State at Idaho State upcomingat Idaho State
Oct 12, 2024Portland State 42, Idaho State 38at Idaho State
Oct 21, 2023Idaho State 38, Portland State 24at Portland State
Oct 16, 2021Portland State 31, Idaho State 10at Portland State
Sep 28, 2019Idaho State 51, Portland State 24at Idaho State
Nov 3, 2018Idaho State 48, Portland State 45at Portland State
Oct 21, 2017Idaho State 59, Portland State 30at Idaho State
Oct 1, 2016Portland State 45, Idaho State 20at Portland State
Sep 12, 2015Portland State 34, Idaho State 14at Idaho State
Nov 1, 2014Idaho State 31, Portland State 13Providence Park
Nov 9, 2013Portland State 38, Idaho State 31at Idaho State
Oct 1, 2011Portland State 42, Idaho State 35at Idaho State
Oct 2, 2010Portland State 38, Idaho State 3Neutral site
Nov 14, 2009Idaho State 41, Portland State 34at Idaho State
Oct 25, 2008Portland State 36, Idaho State 13Neutral site
Oct 20, 2007Idaho State 38, Portland State 20at Idaho State
Oct 14, 2006Portland State 34, Idaho State 13Neutral site
Nov 5, 2005Idaho State 36, Portland State 34at Idaho State
Nov 6, 2004Portland State 42, Idaho State 21Neutral site

Every game is listed as played on the field.