Girls Soccer · 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.
2026-09-29Stored pregame
S/
Springfield / Mohawk
Final 0–117.3% · Springfield / Mohawk
2026-09-30Stored pregame
Final 0–121.5% · Sisters
2026-09-29Stored pregame
Final 0–328.3% · Summit
2026-09-29Stored pregame
BA
Baker
Final 1–233.7% · Baker
2026-09-29Stored pregame
Final 4–234.4% · West Linn
2026-09-28Stored pregame
Final 0–137.9% · Creswell
2026-09-30Stored pregame
JC
Junction City / HarrisburgFinal 1–243.5% · Cottage Grove
2026-10-29Stored pregame
BA
BakerFinal 0–146.7% · Baker
2026-09-29Stored pregame
Final 1–049.0% · Tualatin
Upset board9 games
| Date | Match | Final | Underdog winner | Pregame chance | Source |
|---|---|---|---|---|---|
| 2026-09-29 | S/ Springfield / Mohawk at | 0–1 | Springfield / Mohawk | 17.3% | Stored pregame |
| 2026-09-30 | | 0–1 | Sisters | 21.5% | Stored pregame |
| 2026-09-29 | | 0–3 | Summit | 28.3% | Stored pregame |
| 2026-09-29 | BA Baker at | 1–2 | Baker | 33.7% | Stored pregame |
| 2026-09-29 | | 4–2 | West Linn | 34.4% | Stored pregame |
| 2026-09-28 | | 0–1 | Creswell | 37.9% | Stored pregame |
| 2026-09-30 | JC Junction City / Harrisburg | 1–2 | Cottage Grove | 43.5% | Stored pregame |
| 2026-10-29 | BA Baker at | 0–1 | Baker | 46.7% | Stored pregame |
| 2026-09-29 | | 1–0 | Tualatin | 49.0% | Stored pregame |