| Year | Record | League | Head Coach | Notes |
|---|---|---|---|---|
| 2007-2008 | 17-4 | 3-1 | Petar Asic | CIF 1st Round D2 |
| 2008-2009 | 12-4 | 2-2 | Petar Asic | CIF 1st Round D2 |
| 2009-2010 | 18-5 | 3-1 | Petar Asic | CIF Final D2 – 2nd Place / 1st Graduating Class |
| 2010-2011 | 6-16 | 1-3 | Petar Asic | |
| 2011-2012 | 18-10 | 2-2 | Petar Asic | 2nd place in Trinity. CIF Playoffs (Round 1) |
| 2012-2013 | 17-12 | 2-3 | Paul Cruzan | Paul Cruzan Hired |
| 2013-2014 | 22-6 | 1-4 | Paul Cruzan | Trinity League win over St John Bosco |
| 2014-2015 | 20-8 | 2-3 | Paul Cruzan | CIF 1st Round D1 / Trinity League wins over SM, Bosco, Servite |
| 2015-2016 | 22-7 | 3-2 | Paul Cruzan | Trinity League wins over Bosco, SM, Servite / Won three Tournaments / CIF 1st Round D1 |
| 2016-2017 | 10-17 | 0-5 | Paul Cruzan | |
| 2017-2018 | 12-13 | 1-4 | Paul Cruzan | |
| 2018-2019 | 7-13 | 1-4 | Brett Ormsby | Brett Ormsby hired |
| 2019-2020 | 20-4 | 2-3 | Brett Ormsby | CIF Champions D4 / SoCal Regional Finalist / Trinity League wins over Bosco & Servite / Ormsby CIF D4 Coach of the Year |
| 2020-2021 | 3-3 | 3-2 | Brett Ormsby | COVID |
| 2021-2022 | 21-6 | 4-1 | Brett Ormsby | 1st Round CIF Open Division / Ranked #6 in CA / Trinity League wins over Bosco, Servite, OLU & SM |
| 2022-2023 | 29-3 | 5-0 | Brett Ormsby | Trinity League Champion (1st in school history) CIF-SS Open Division Runner-Up/CIF SoCal Division 1 Regional Champions |
| 2023-2024 | 30-0 | 5-0 | Brett Ormsby | South Coast Tournament Champions, Delfina USA Champions, North vs. South Tournament Champions, Trinity League Champions, CIF-SS Open Division Champions, CIFSoCal Division 1 Regional Champions No. 1 Team in U.S./Brett Ormsby named CIF-SS Open Division Coach of the Year/Ryder Dodd named Trinity League Male Athlete of the Year, CIF-SS Open Division Player of the Year, Orange County Register Boys Water Polo Player of the Year, Orange County Register Male Athlete of the Year, Orange County Athletic Director Associations Athlete of the Year, and member of the United States Men’s Olympic Team for the 2024 Summer Olympics in Paris, France |
| 2024-2025 | 29-4 | 5-0 | Brett Ormsby | Trinity League Champions (Third Straight Year)
CIF-SS Open Division Playoffs: Defeated San Clemente 15-3 in First Round; Defeated Loyola 17-8 in Quarterfinals; Defeated Oaks Christian 13-12 in Semifinals; lost to Newport Harbor 11-10 in Championship Game (Third Straight Appearance) CIF Southern California Division 1 Regional Playoffs: Defeated The Bishops 14-9 in First Round; Defeated Oaks Christian 10-9 in Semifinals; Defeated Newport Harbor 11-9 in Championship Game (Third Straight Regional Championship) First Team All CIF-SS Open Division: Taylor Bell, Tyler Anderson, Jonas Ransford First Team All-County: Taylor Bell and Tyler Anderson Second Team All-County: Colt Bradley and Jonas Ransford Third Team All-County: Connor Colman
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