HomeUpsets

Biggest Historical Upsets

Final games ranked by the winning team's stored pregame win probability. Chronological backtests use only information available before that game. These probabilities are OregonSportsRanking analytics, not official OSAA predictions.

2022-10-03Chronological backtest
De La Salle North Catholic crest
De La Salle North Catholic
Away
Catlin Gabel crest
Catlin Gabel
Home
Final 0-10.0% chanceDe La Salle North Catholic win
2022-10-21Chronological backtest
Damascus Christian crest
Damascus Christian
Away
Central Christian crest
Central Christian
Home
Final 0-10.3% chanceDamascus Christian win
2022-10-28Chronological backtest
Faith Bible crest
Faith Bible
Away
Trout Lake crest
Trout Lake
Home
Final 1-20.6% chanceFaith Bible win
2022-10-27Chronological backtest
Parkrose crest
Parkrose
Away
Hillsboro crest
Hillsboro
Home
Final 4-21.2% chanceHillsboro win
2022-10-20Chronological backtest
Estacada crest
Estacada
Away
Crook County crest
Crook County
Home
Final 2-12.0% chanceCrook County win
2022-10-05Chronological backtest
Pleasant Hill crest
Pleasant Hill
Away
Santiam Christian / Kings Valley Char. crest
Santiam Christian / Kings Valley Char.
Home
Final 2-12.5% chanceSantiam Christian / Kings Valley Char. win
2022-09-30Chronological backtest
North Clackamas Christian crest
North Clackamas Christian
Away
Columbia Christian crest
Columbia Christian
Home
Final 0-22.7% chanceNorth Clackamas Christian win
2022-09-22Chronological backtest
Century crest
Century
Away
Sandy crest
Sandy
Home
Final 3-13.9% chanceSandy win
2022-09-20Chronological backtest
Lebanon crest
Lebanon
Away
Milwaukie / Milwaukie Acad. of the Arts crest
Milwaukie / Milwaukie Acad. of the Arts
Home
Final 0-24.4% chanceLebanon win
2022-09-29Chronological backtest
Central Christian crest
Central Christian
Away
Willamette Valley Christian crest
Willamette Valley Christian
Home
Final 4-14.6% chanceWillamette Valley Christian win
2022-09-22Chronological backtest
Yamhill-Carlton crest
Yamhill-Carlton
Away
Gervais crest
Gervais
Home
Final 0-34.7% chanceYamhill-Carlton win
2022-09-20Chronological backtest
Tigard crest
Tigard
Away
Clackamas crest
Clackamas
Home
Final 0-15.1% chanceTigard win
2022-10-24Chronological backtest
Reynolds crest
Reynolds
Away
Nelson crest
Nelson
Home
Final 1-05.1% chanceNelson win
2022-09-27Chronological backtest
Willamette crest
Willamette
Away
North Medford crest
North Medford
Home
Final 2-05.4% chanceNorth Medford win
2022-10-17Chronological backtest
Siuslaw / Mapleton crest
Siuslaw / Mapleton
Away
Elmira crest
Elmira
Home
Final 3-25.9% chanceElmira win
2022-09-27Chronological backtest
Lakeridge crest
Lakeridge
Away
Grant crest
Grant
Home
Final 2-06.1% chanceGrant win
2022-10-06Chronological backtest
McDaniel crest
McDaniel
Away
Roosevelt crest
Roosevelt
Home
Final 1-36.2% chanceMcDaniel win
2022-11-08Chronological backtest
West Albany crest
West Albany
Away
Summit crest
Summit
Home
Final 1-26.4% chanceWest Albany win
2022-10-21Chronological backtest
Liberty crest
Liberty
Away
Sherwood crest
Sherwood
Home
Final 1-46.6% chanceLiberty win
2022-11-05Chronological backtest
North Marion crest
North Marion
Away
Stayton crest
Stayton
Home
Final 2-36.7% chanceNorth Marion win
2022-10-04Chronological backtest
Cottage Grove crest
Cottage Grove
Away
Marist Catholic crest
Marist Catholic
Home
Final 3-27.6% chanceMarist Catholic win
2022-10-13Chronological backtest
Corbett crest
Corbett
Away
Horizon Christian, Tualatin crest
Horizon Christian, Tualatin
Home
Final 0-18.4% chanceCorbett win
2022-11-01Chronological backtest
Phoenix crest
Phoenix
Away
Philomath crest
Philomath
Home
Final 1-28.8% chancePhoenix win
2022-10-21Chronological backtest
McMinnville crest
McMinnville
Away
Forest Grove crest
Forest Grove
Home
Final 5-28.9% chanceForest Grove win
2022-10-11Chronological backtest
Cottage Grove crest
Cottage Grove
Away
Marshfield crest
Marshfield
Home
Final 3-19.2% chanceMarshfield win
2022-11-09Chronological backtest
Phoenix crest
Phoenix
Away
Henley crest
Henley
Home
Final 1-29.7% chancePhoenix win
2022-09-20Chronological backtest
Oregon City crest
Oregon City
Away
David Douglas crest
David Douglas
Home
Final 2-310.0% chanceOregon City win
2022-10-03Chronological backtest
Sisters crest
Sisters
Away
Pleasant Hill crest
Pleasant Hill
Home
Final 0-210.0% chanceSisters win
2022-10-13Chronological backtest
Grand View Christian Acad. crest
Grand View Christian Acad.
Away
Trout Lake crest
Trout Lake
Home
Final 1-410.2% chanceGrand View Christian Acad. win
2022-10-25Chronological backtest
La Grande crest
La Grande
Away
Pendleton crest
Pendleton
Home
Final 1-310.2% chanceLa Grande win
2022-10-13Chronological backtest
Sisters crest
Sisters
Away
Santiam Christian / Kings Valley Char. crest
Santiam Christian / Kings Valley Char.
Home
Final 2-110.6% chanceSantiam Christian / Kings Valley Char. win
2022-11-05Chronological backtest
Westview crest
Westview
Away
Lakeridge crest
Lakeridge
Home
Final 0-210.7% chanceWestview win
2022-10-21Chronological backtest
South Salem crest
South Salem
Away
North Salem crest
North Salem
Home
Final 2-110.8% chanceNorth Salem win
2022-11-01Chronological backtest
Dayton crest
Dayton
Away
Westside Christian crest
Westside Christian
Home
Final 1-210.9% chanceDayton win
2022-11-01Chronological backtest
Aloha crest
Aloha
Away
Willamette crest
Willamette
Home
Final 2-511.0% chanceAloha win
2022-09-28Chronological backtest
Parkrose crest
Parkrose
Away
Sandy crest
Sandy
Home
Final 5-211.2% chanceSandy win
2022-09-12Chronological backtest
Lake Oswego crest
Lake Oswego
Away
Sherwood crest
Sherwood
Home
Final 3-411.8% chanceLake Oswego win
2022-10-05Chronological backtest
Pendleton crest
Pendleton
Away
La Grande crest
La Grande
Home
Final 1-011.9% chanceLa Grande win
2022-10-10Chronological backtest
Century crest
Century
Away
Liberty crest
Liberty
Home
Final 3-111.9% chanceLiberty win
2022-09-26Chronological backtest
Corbett crest
Corbett
Away
Columbia Adventist (WA) crest
Columbia Adventist (WA)
Home
Final 1-312.3% chanceCorbett win
2022-10-17Chronological backtest
Santiam Christian / Kings Valley Char. crest
Santiam Christian / Kings Valley Char.
Away
East Linn Christian crest
East Linn Christian
Home
Final 1-012.4% chanceEast Linn Christian win
2022-09-22Chronological backtest
Estacada crest
Estacada
Away
The Dalles crest
The Dalles
Home
Final 1-412.6% chanceEstacada win
2022-11-05Chronological backtest
Gresham crest
Gresham
Away
South Eugene crest
South Eugene
Home
Final 0-112.7% chanceGresham win
2022-09-23Chronological backtest
Churchill crest
Churchill
Away
Creswell crest
Creswell
Home
Final 2-012.7% chanceCreswell win
2022-10-04Chronological backtest
Estacada crest
Estacada
Away
Gladstone crest
Gladstone
Home
Final 3-112.8% chanceGladstone win
2022-09-22Chronological backtest
North Bend crest
North Bend
Away
Junction City crest
Junction City
Home
Final 1-013.0% chanceJunction City win
2022-10-29Chronological backtest
Mountainside crest
Mountainside
Away
Century crest
Century
Home
Final 2-313.1% chanceMountainside win
2022-10-29Chronological backtest
The Dalles crest
The Dalles
Away
Seaside crest
Seaside
Home
Final 2-113.1% chanceSeaside win
2022-09-20Chronological backtest
Gresham crest
Gresham
Away
Tualatin crest
Tualatin
Home
Final 1-013.3% chanceTualatin win
2022-10-04Chronological backtest
Horizon Christian, Tualatin crest
Horizon Christian, Tualatin
Away
Valley Catholic crest
Valley Catholic
Home
Final 0-113.5% chanceHorizon Christian, Tualatin win