Cathedral Catholic Dominates Mission Bay in Football
Cathedral Catholic secured a 42-7 victory over Mission Bay on Friday night in San Diego.
Updated on Oct. 20, 2026 in Football

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Cathedral Catholic improved to 5-3 on the season after a commanding 42-7 win over Mission Bay. The Dons established control early, leading 28-7 by halftime.
Why it matters
This victory moves Cathedral Catholic to a 5-3 record, while Mission Bay drops to 4-4 as both teams look toward the final stretch of the regular season.
Koa Smith-Mayall completed 9 of 11 passes for 180 yards for the Dons, while Mission Bay quarterback Austin Stefl finished 12 of 24 for 135 yards. Isaac Cook tallied 88 receiving yards with one touchdown, narrowly outpacing Sean Lander's 82-yard, one-touchdown performance.
The players
Koa Smith-Mayall
He is the starting quarterback for the Cathedral Catholic football team.
Austin Stefl
He serves as the quarterback for the Mission Bay football program.
Isaac Cook
He is a key wide receiver and scoring threat for the Cathedral Catholic offense.
Sean Lander
He is a contributing wide receiver who recorded significant yardage in the contest against Mission Bay.
The details
Cathedral Catholic leveraged a balanced offensive attack to pull away, scoring two additional touchdowns in the second half to seal the result. Mission Bay struggled to recover from the halftime deficit despite Stefl's passing volume.
Timeline
Oct. 16, 2026: Cathedral Catholic defeated Mission Bay 42-7.
Sept. 11, 2026: Mission Bay previously secured a 20-17 win against University City.
Oct. 23, 2026: Mission Bay faces Lincoln in their next contest.
Oct. 30, 2026: Mission Bay travels to Point Loma for their final scheduled game.
Season Trajectory
This lopsided outcome shifts the momentum for both programs as the playoffs approach. Mission Bay must now regroup for its upcoming high-stakes matchups against Lincoln and Point Loma to improve its standing.
Cathedral Catholic moves to 5-3, significantly strengthening its resume ahead of the final playoff bracket projections. Mission Bay falls to .500 at 4-4, placing increased pressure on the team to perform in its final two regular-season games.
The takeaway
Cathedral Catholic showed championship-level efficiency by maintaining a consistent offensive rhythm throughout the contest. Teams entering the late-season stretch should prioritize turnover margins, as evidenced by Mission Bay's earlier success with interceptions.
What happens next
Mission Bay is scheduled to play Lincoln on Oct. 23 and will travel to play Point Loma on Oct. 30.
Further reading
For more local gridiron updates, see San Diego Football.
Source note: This article includes information reported by Times of San Diego.
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