Collinsville High School - Class of 2021 Alumni
Join thousands of alumni from Collinsville High School and the Class of 2021. Reconnect with classmates, photos, yearbooks, upcoming reunions.
Varsity Football Schedule 2026-27
08/27 vs Booker T. Washington
09/03 vs Grove
09/10 vs Bartlesville
09/24 vs Bishop McGuinness
10/01 vs Nathan Hale
10/08 vs Edison
10/14 vs Tahlequah
10/22 vs Pryor
10/29 vs Memorial
09/03 vs Grove
09/10 vs Bartlesville
09/24 vs Bishop McGuinness
10/01 vs Nathan Hale
10/08 vs Edison
10/14 vs Tahlequah
10/22 vs Pryor
10/29 vs Memorial
Upcoming Class of 2021 Reunions
Browse past reunion events and photos for your class here.Past Class of 2021 Reunions
Browse past reunion events and photos for your class here.Class Yearbook
View past yearbooks
Connect with Class of 2021 Classmates
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Class of 2019
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