AP upset archive
Biggest College Football Upsets of 1975
The season's 25 strongest AP-defined upsets, led by the quality of the ranked team defeated and the game-time ranking gap.
25
Upsets ranked
15
Unranked winners
0
Market-confirmed
Top 25 AP upsets
- Historic upsetWeek 10Road
Unranked Kansas 23, No. 2 Oklahoma 3
AP evidence · primary
Opponent strength 48/50 · Rank gap 48/50
Market evidence · supporting
No betting line · Pregame win chance —
96
AP score
- Historic upsetWeek 9Home
Unranked California 28, No. 4 USC 14
AP evidence · primary
Opponent strength 44/50 · Rank gap 44/50
Market evidence · supporting
No betting line · Pregame win chance —
88
AP score
- Historic upsetWeek 14Home
No. 18 Arkansas 31, No. 2 Texas A&M 6
AP evidence · primary
Opponent strength 48/50 · Rank gap 32/50
Market evidence · supporting
No betting line · Pregame win chance —
80
AP score
- Historic upsetWeek 2Road
Unranked Memphis 31, No. 7 Auburn 20
AP evidence · primary
Opponent strength 38/50 · Rank gap 38/50
Market evidence · supporting
No betting line · Pregame win chance —
76
AP score
- Major upsetWeek 5Road
Unranked Michigan State 10, No. 8 Notre Dame 3
AP evidence · primary
Opponent strength 36/50 · Rank gap 36/50
Market evidence · supporting
No betting line · Pregame win chance —
72
AP score
- Major upsetWeek 10Road
Unranked NC State 15, No. 8 Penn State 14
AP evidence · primary
Opponent strength 36/50 · Rank gap 36/50
Market evidence · supporting
No betting line · Pregame win chance —
72
AP score
- Major upsetPostseasonNeutral
No. 11 UCLA 23, No. 1 Ohio State 10
AP evidence · primary
Opponent strength 50/50 · Rank gap 20/50
Market evidence · supporting
No betting line · Pregame win chance —
70
AP score
- Major upsetPostseasonNeutral
No. 13 USC 20, No. 2 Texas A&M 0
AP evidence · primary
Opponent strength 48/50 · Rank gap 22/50
Market evidence · supporting
No betting line · Pregame win chance —
70
AP score
- Major upsetWeek 10Road
Unranked Stanford 13, No. 9 USC 10
AP evidence · primary
Opponent strength 34/50 · Rank gap 34/50
Market evidence · supporting
No betting line · Pregame win chance —
68
AP score
- Major upsetWeek 11Home
Unranked Pittsburgh 34, No. 9 Notre Dame 20
AP evidence · primary
Opponent strength 34/50 · Rank gap 34/50
Market evidence · supporting
No betting line · Pregame win chance —
68
AP score
- Major upsetWeek 10Home
Unranked Georgia 10, No. 11 Florida 7
AP evidence · primary
Opponent strength 30/50 · Rank gap 30/50
Market evidence · supporting
No betting line · Pregame win chance —
60
AP score
- Major upsetWeek 12Home
No. 7 Oklahoma 35, No. 2 Nebraska 10
AP evidence · primary
Opponent strength 48/50 · Rank gap 10/50
Market evidence · supporting
No betting line · Pregame win chance —
58
AP score
- Major upsetWeek 5Home
No. 12 Michigan 31, No. 5 Missouri 7
AP evidence · primary
Opponent strength 42/50 · Rank gap 14/50
Market evidence · supporting
No betting line · Pregame win chance —
56
AP score
- Major upsetWeek 3Home
Unranked NC State 8, No. 13 Florida 7
AP evidence · primary
Opponent strength 26/50 · Rank gap 26/50
Market evidence · supporting
No betting line · Pregame win chance —
52
AP score
- Major upsetWeek 8Road
Unranked New Mexico 44, No. 13 Arizona 34
AP evidence · primary
Opponent strength 26/50 · Rank gap 26/50
Market evidence · supporting
No betting line · Pregame win chance —
52
AP score
- Major upsetWeek 9Road
Unranked Washington 17, No. 13 UCLA 13
AP evidence · primary
Opponent strength 26/50 · Rank gap 26/50
Market evidence · supporting
No betting line · Pregame win chance —
52
AP score
- Major upsetWeek 11Home
Unranked Washington 8, No. 13 USC 7
AP evidence · primary
Opponent strength 26/50 · Rank gap 26/50
Market evidence · supporting
No betting line · Pregame win chance —
52
AP score
- UpsetWeek 2Road
Unranked Wake Forest 30, No. 15 NC State 22
AP evidence · primary
Opponent strength 22/50 · Rank gap 22/50
Market evidence · supporting
No betting line · Pregame win chance —
44
AP score
- UpsetPostseasonNeutral
No. 7 Arizona State 17, No. 6 Nebraska 14
AP evidence · primary
Opponent strength 40/50 · Rank gap 2/50
Market evidence · supporting
No betting line · Pregame win chance —
42
AP score
- UpsetPostseasonNeutral
No. 18 Arkansas 31, No. 12 Georgia 10
AP evidence · primary
Opponent strength 28/50 · Rank gap 12/50
Market evidence · supporting
No betting line · Pregame win chance —
40
AP score
- UpsetWeek 3Home
Unranked Oklahoma State 20, No. 16 Arkansas 13
AP evidence · primary
Opponent strength 20/50 · Rank gap 20/50
Market evidence · supporting
No betting line · Pregame win chance —
40
AP score
- UpsetWeek 8Road
Unranked Illinois 21, No. 16 Michigan State 19
AP evidence · primary
Opponent strength 20/50 · Rank gap 20/50
Market evidence · supporting
No betting line · Pregame win chance —
40
AP score
- UpsetWeek 3Home
No. 12 UCLA 34, No. 10 Tennessee 28
AP evidence · primary
Opponent strength 32/50 · Rank gap 4/50
Market evidence · supporting
No betting line · Pregame win chance —
36
AP score
- UpsetWeek 7Home
No. 12 Colorado 31, No. 10 Missouri 20
AP evidence · primary
Opponent strength 32/50 · Rank gap 4/50
Market evidence · supporting
No betting line · Pregame win chance —
36
AP score
- UpsetWeek 2Home
No. 20 Tennessee 26, No. 14 Maryland 8
AP evidence · primary
Opponent strength 24/50 · Rank gap 12/50
Market evidence · supporting
No betting line · Pregame win chance —
36
AP score
How the ranking works
An upset qualifies only when the winner was unranked or ranked below an AP Top 25 opponent at kickoff. Regular-season games use that game's AP poll week; postseason games use the last regular-season AP poll before bowl and playoff results. The 100-point score splits evenly between defeated-opponent strength and ranking gap. Betting lines and pregame win probability are shown separately as supporting evidence and never change the AP score, so missing market data cannot lower a game.