Los Osos Grizzlies
Rancho Cucamonga, CA

Los Osos High School

Video player poster
Feb 13, 2026 • 3.7k Views
02/12 Highlights vs Troy

School Sports

Boys

icon placeholder iconBaseballicon placeholder iconBasketballicon placeholder iconCross Countryicon placeholder iconFootballicon placeholder iconGolficon placeholder iconSoccericon placeholder iconSwimmingicon placeholder iconTennisicon placeholder iconTrack & Fieldicon placeholder iconVolleyballicon placeholder iconWater Poloicon placeholder iconWrestling

Girls

icon placeholder iconBasketballicon placeholder iconCross Countryicon placeholder iconField Hockeyicon placeholder iconFlag Footballicon placeholder iconGolficon placeholder iconSoccericon placeholder iconSoftballicon placeholder iconSwimmingicon placeholder iconTennisicon placeholder iconTrack & Fieldicon placeholder iconVolleyballicon placeholder iconWater Poloicon placeholder iconWrestling

Pro Photos

Baseline League Finals
5/5/26 | 65 Photos
Baseline League Finals
5/5/26 | 101 Photos
CIF SS Division 3 Finals
5/9/26 | 280 Photos
CIF-SS Division 3 Preliminaries (500 Freestyle)
5/6/26 | 74 Photos

Latest News

  1. Agape Christian
  2. Alta Loma
  3. Carter
  4. Chaffey
  5. Claremont
  6. Colony
  7. Entrepreneur
  8. Etiwanda
  9. Fontana
  10. Jurupa Hills
  11. Jurupa Valley
  12. Kaiser
  13. Miller
  14. Montclair
  15. NLCHS
  16. Ontario
  17. Ontario Christian
  18. PIVHS
  19. Rancho Cucamonga
  20. Summit
  21. UCA
  22. Upland
  23. Western Christian

School Info

DirectionsWebsiteCall
School Type
Co-Ed/Public
Athletic Director
Dewayne Gatti
Mascot
Grizzlies
Colors

Upcoming Streams & Tickets

3 Events

icon placeholder icon
Football
icon placeholder iconFreshman
TicketsWatch
Wed, 8/26 @ 6:00pm
Away Game • Non-League
@CVHS
icon placeholder icon
Volleyball
icon placeholder iconV. Girls
Watch
Thu, 8/27 @ 5:00pm
Away Match • Non-League
@CHS
icon placeholder icon
Football
icon placeholder iconVarsity
TicketsWatch
Thu, 8/27 @ 7:00pm
Away Game • Non-League
@CVHS
All Events

Los Osos Scores

  • icon placeholder iconF. Boys Football0-0
  • Citrus ValleyCitrus Valley0-0
Wed, 8/26
6:00pm
  • icon placeholder iconF. Girls Volleyball2-0
  • ClaremontClaremont0-2
Thu, 8/27
3:30pm
  • icon placeholder iconJV. Girls Volleyball3-2
  • ClaremontClaremont1-1
Thu, 8/27
3:30pm
  • icon placeholder iconV. Girls Volleyball4-1
  • ClaremontClaremont1-4
Thu, 8/27
5:00pm
  • icon placeholder iconV. Boys Football0-1
  • Citrus ValleyCitrus Valley0-0
Thu, 8/27
7:00pm
  • icon placeholder iconJV. Boys Football1-0
  • Citrus ValleyCitrus Valley0-0
Fri, 8/28
3:30pm
  • icon placeholder iconJV. Girls Flag Football3-3
  • icon placeholder iconTBA
Sat, 8/29
  • icon placeholder iconF. Girls Volleyball2-0
  • icon placeholder iconTBA
Sat, 8/29
7:00am
  • icon placeholder iconJV. Girls Flag Football3-3
  • Alta LomaAlta Loma0-1
Mon, 8/31
3:00pm
  • icon placeholder iconV. Girls Flag Football2-9
  • Alta LomaAlta Loma3-3
Mon, 8/31
4:15pm
  • icon placeholder iconV. Boys Water Polo3-1
  • CoronaCorona1-3
Tue, 9/1
4:00pm
  • icon placeholder iconJV. Boys Water Polo2-0
  • CoronaCorona0-1
Tue, 9/1
5:00pm
Los Osos High School Los Osos High School
6001 Milliken Ave
Rancho Cucamonga, CA 91737
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