O'fallon High School - Class of 1986 Alumni
Join thousands of alumni from O'fallon High School and the Class of 1986. Reconnect with classmates, photos, yearbooks, upcoming reunions.
Varsity Football Schedule 2026-27
08/21 vs Quincy
08/27 vs Francis Howell
09/03 vs Troy‑Buchanan
09/10 vs East St. Louis
09/17 vs Belleville West
09/24 vs Triad
10/01 vs Edwardsville
10/08 vs Belleville East
10/15 vs Alton
08/27 vs Francis Howell
09/03 vs Troy‑Buchanan
09/10 vs East St. Louis
09/17 vs Belleville West
09/24 vs Triad
10/01 vs Edwardsville
10/08 vs Belleville East
10/15 vs Alton
'86 Reunion Info
Class of 1987 30rh Reunion
Happy Hour Friday, July 28 at The Hut, anytime after 6:30 PM. Food and drinks purchased individually. Anyone is welcome....
View Details →Class Yearbook
View past yearbooks
Connect with Class of 1986 Classmates
Nearby O'fallon Classmates
Class of 1984
10 classmates have joined
Class of 1985
13 classmates have joined
Class of 1987
14 classmates have joined
Class of 1988
14 classmates have joined