Colony High School - Class of 2003 Alumni, Ontario CA
Join thousands of alumni from Colony High School and the Class of 2003. Reconnect with classmates, photos, yearbooks, upcoming reunions.
Varsity Football Schedule 2026-27
08/20 vs Alta Loma
08/27 vs Norco
09/02 vs San Dimas
09/10 vs Grand Terrace
09/17 vs Newport Harbor
09/30 vs Bonita
10/08 vs Charter Oak
10/15 vs Northview
10/22 vs Glendora
10/28 vs Ayala
08/27 vs Norco
09/02 vs San Dimas
09/10 vs Grand Terrace
09/17 vs Newport Harbor
09/30 vs Bonita
10/08 vs Charter Oak
10/15 vs Northview
10/22 vs Glendora
10/28 vs Ayala
Upcoming Class of 2003 Reunions
Browse past reunion events and photos for your class here.Past Class of 2003 Reunions
Browse past reunion events and photos for your class here.Class Yearbook
View past yearbooks
Connect with Class of 2003 Classmates
Nearby Colony Classmates
Class of 2004
2 classmates have joined
Class of 2005
35 classmates have joined