Girls Volleyball · 2026
Biggest Historical Upsets
Final games ranked by the winning team’s valid stored pregame or chronological backtest probability. Scores are home–away. Backtests are retrospective analytics, not live picks.
2025-10-29Chronological backtest
CC
Crosspoint Christian
Final 0–31.8% · Crosspoint Christian
2025-09-20Chronological backtest
Final 1–22.0% · Springfield
2025-10-04Chronological backtest
Final 1–22.4% · Ridgeview
2025-10-18Chronological backtest
Final 0–22.9% · West Linn
2025-09-13Chronological backtest
GA
GastonAL
AlseaFinal 0–23.5% · Gaston
2025-09-06Chronological backtest
WC
Western ChristianFinal 1–23.6% · Damascus Christian
2025-10-14Chronological backtest
Final 3–23.6% · Hood River Valley
2025-10-16Chronological backtest
MA
MapletonEC
Eddyville CharterFinal 1–34.1% · Mapleton
2025-10-04Chronological backtest
Final 1–24.2% · Lakeview
2025-10-07Chronological backtest
CR
CraneGU
Grant UnionFinal 3–24.3% · Grant Union
2025-09-06Chronological backtest
Final 1–24.4% · Roosevelt
2025-10-23Chronological backtest
Final 2–34.5% · Ashland
2025-09-09Chronological backtest
NH
New Hope Christian
Final 3–25.2% · Illinois Valley
2025-10-22Chronological backtest
Final 3–25.5% · Seaside
2025-09-13Chronological backtest
SH
Sherman
Final 0–25.5% · Sherman
2026-09-29Stored pregame
VC
Valor ChristianFinal 2–35.7% · Grand View Christian Acad.
2025-10-25Chronological backtest
IM
ImblerPV
Powder ValleyFinal 1–35.9% · Imbler
2025-09-25Chronological backtest
RE
Reedsport
Final 1–35.9% · Reedsport
2025-09-02Chronological backtest
Final 1–26.2% · Summit
2025-09-22Chronological backtest
Final 3–06.2% · Hood River Valley
2025-11-07Chronological backtest
BU
BurnsFinal 2–36.3% · Cascade Christian
2025-10-10Chronological backtest
CO
CondonGR
GriswoldFinal 3–26.8% · Griswold
2025-09-23Chronological backtest
Final 3–17.0% · Oregon Episcopal
2025-09-20Chronological backtest
AL
AlseaOA
OaklandFinal 3–17.1% · Oakland
2025-09-23Chronological backtest
WI
WillaminaSC
ScioFinal 0–37.6% · Willamina
2025-08-28Chronological backtest
VA
ValeCR
CraneFinal 2–37.7% · Vale
2025-10-09Chronological backtest
WE
Weston-McEwenHE
HeppnerFinal 0–37.8% · Weston-McEwen
2025-08-28Chronological backtest
HA
HarrisburgMO
MonroeFinal 0–37.8% · Harrisburg
2025-09-13Chronological backtest
ST
StanfieldIM
ImblerFinal 1–27.8% · Stanfield
2025-09-04Chronological backtest
I/
Ione / ArlingtonFinal 0–38.0% · McLoughlin
2025-09-20Chronological backtest
Final 1–28.0% · McNary
2025-09-13Chronological backtest
OA
OakridgeOA
OaklandFinal 3–08.3% · Oakland
2025-09-13Chronological backtest
ND
North DouglasSP
St. PaulFinal 1–28.6% · North Douglas
2025-10-14Chronological backtest
Final 0–38.7% · Stayton
2025-10-02Chronological backtest
Final 3–28.9% · Madras
2025-09-20Chronological backtest
Final 0–29.1% · Philomath
2025-09-06Chronological backtest
FB
Faith Bible / Life ChristianFinal 0–29.2% · Faith Bible / Life Christian
2025-10-02Chronological backtest
Final 2–39.5% · La Pine
2025-10-07Chronological backtest
Final 3–29.8% · Glide
2025-09-20Chronological backtest
Final 0–29.8% · Summit
2025-10-16Chronological backtest
GA
GastonVE
VernoniaFinal 3–29.8% · Vernonia
2025-10-14Chronological backtest
Final 3–29.9% · Eagle Point
2025-09-11Chronological backtest
Final 3–29.9% · Taft
2025-10-21Chronological backtest
JV
Jordan ValleyHC
Harper CharterFinal 1–39.9% · Jordan Valley
2025-08-30Chronological backtest
GL
GlendaleFinal 0–210.4% · South Umpqua
2025-10-04Chronological backtest
SM
St. Mary's Academy
Final 1–310.5% · St. Mary's Academy
2025-09-30Chronological backtest
Final 2–310.5% · McNary
2025-09-18Chronological backtest
Final 0–310.5% · West Albany
2025-10-21Chronological backtest
Final 3–210.6% · Milwaukie / Milwaukie Acad. of the Arts
2025-10-18Chronological backtest
Final 1–210.7% · Eagle Point
Upset board50 games
| Date | Match | Final | Underdog winner | Pregame chance | Source |
|---|---|---|---|---|---|
| 2025-10-29 | CC Crosspoint Christian at | 0–3 | Crosspoint Christian | 1.8% | Chronological backtest |
| 2025-09-20 | | 1–2 | Springfield | 2.0% | Chronological backtest |
| 2025-10-04 | | 1–2 | Ridgeview | 2.4% | Chronological backtest |
| 2025-10-18 | | 0–2 | West Linn | 2.9% | Chronological backtest |
| 2025-09-13 | GA Gaston at AL Alsea | 0–2 | Gaston | 3.5% | Chronological backtest |
| 2025-09-06 | WC Western Christian | 1–2 | Damascus Christian | 3.6% | Chronological backtest |
| 2025-10-14 | | 3–2 | Hood River Valley | 3.6% | Chronological backtest |
| 2025-10-16 | MA Mapleton at EC Eddyville Charter | 1–3 | Mapleton | 4.1% | Chronological backtest |
| 2025-10-04 | | 1–2 | Lakeview | 4.2% | Chronological backtest |
| 2025-10-07 | CR Crane at GU Grant Union | 3–2 | Grant Union | 4.3% | Chronological backtest |
| 2025-09-06 | | 1–2 | Roosevelt | 4.4% | Chronological backtest |
| 2025-10-23 | | 2–3 | Ashland | 4.5% | Chronological backtest |
| 2025-09-09 | NH New Hope Christian at | 3–2 | Illinois Valley | 5.2% | Chronological backtest |
| 2025-10-22 | | 3–2 | Seaside | 5.5% | Chronological backtest |
| 2025-09-13 | SH Sherman at | 0–2 | Sherman | 5.5% | Chronological backtest |
| 2026-09-29 | VC Valor Christian | 2–3 | Grand View Christian Acad. | 5.7% | Stored pregame |
| 2025-10-25 | IM Imbler at PV Powder Valley | 1–3 | Imbler | 5.9% | Chronological backtest |
| 2025-09-25 | RE Reedsport at | 1–3 | Reedsport | 5.9% | Chronological backtest |
| 2025-09-02 | | 1–2 | Summit | 6.2% | Chronological backtest |
| 2025-09-22 | | 3–0 | Hood River Valley | 6.2% | Chronological backtest |
| 2025-11-07 | BU Burns | 2–3 | Cascade Christian | 6.3% | Chronological backtest |
| 2025-10-10 | CO Condon at GR Griswold | 3–2 | Griswold | 6.8% | Chronological backtest |
| 2025-09-23 | | 3–1 | Oregon Episcopal | 7.0% | Chronological backtest |
| 2025-09-20 | AL Alsea at OA Oakland | 3–1 | Oakland | 7.1% | Chronological backtest |
| 2025-09-23 | WI Willamina at SC Scio | 0–3 | Willamina | 7.6% | Chronological backtest |
| 2025-08-28 | VA Vale at CR Crane | 2–3 | Vale | 7.7% | Chronological backtest |
| 2025-10-09 | WE Weston-McEwen at HE Heppner | 0–3 | Weston-McEwen | 7.8% | Chronological backtest |
| 2025-08-28 | HA Harrisburg at MO Monroe | 0–3 | Harrisburg | 7.8% | Chronological backtest |
| 2025-09-13 | ST Stanfield at IM Imbler | 1–2 | Stanfield | 7.8% | Chronological backtest |
| 2025-09-04 | I/ Ione / Arlington | 0–3 | McLoughlin | 8.0% | Chronological backtest |
| 2025-09-20 | | 1–2 | McNary | 8.0% | Chronological backtest |
| 2025-09-13 | OA Oakridge at OA Oakland | 3–0 | Oakland | 8.3% | Chronological backtest |
| 2025-09-13 | ND North Douglas at SP St. Paul | 1–2 | North Douglas | 8.6% | Chronological backtest |
| 2025-10-14 | | 0–3 | Stayton | 8.7% | Chronological backtest |
| 2025-10-02 | | 3–2 | Madras | 8.9% | Chronological backtest |
| 2025-09-20 | | 0–2 | Philomath | 9.1% | Chronological backtest |
| 2025-09-06 | FB Faith Bible / Life Christian at | 0–2 | Faith Bible / Life Christian | 9.2% | Chronological backtest |
| 2025-10-02 | | 2–3 | La Pine | 9.5% | Chronological backtest |
| 2025-10-07 | | 3–2 | Glide | 9.8% | Chronological backtest |
| 2025-09-20 | | 0–2 | Summit | 9.8% | Chronological backtest |
| 2025-10-16 | GA Gaston at VE Vernonia | 3–2 | Vernonia | 9.8% | Chronological backtest |
| 2025-10-14 | | 3–2 | Eagle Point | 9.9% | Chronological backtest |
| 2025-09-11 | | 3–2 | Taft | 9.9% | Chronological backtest |
| 2025-10-21 | JV Jordan Valley at HC Harper Charter | 1–3 | Jordan Valley | 9.9% | Chronological backtest |
| 2025-08-30 | GL Glendale | 0–2 | South Umpqua | 10.4% | Chronological backtest |
| 2025-10-04 | SM St. Mary's Academy at | 1–3 | St. Mary's Academy | 10.5% | Chronological backtest |
| 2025-09-30 | | 2–3 | McNary | 10.5% | Chronological backtest |
| 2025-09-18 | | 0–3 | West Albany | 10.5% | Chronological backtest |
| 2025-10-21 | | 3–2 | Milwaukie / Milwaukie Acad. of the Arts | 10.6% | Chronological backtest |
| 2025-10-18 | | 1–2 | Eagle Point | 10.7% | Chronological backtest |