Crystal Lake South High School - Class of 1978 Alumni
Join thousands of alumni from Crystal Lake South High School and the Class of 1978. Reconnect with classmates, photos, yearbooks, upcoming reunions.
Varsity Football Schedule 2026-27
08/20 vs Prairie Ridge
08/27 vs Central
09/03 vs McHenry
09/10 vs Huntley
09/17 vs Crystal Lake Central
09/24 vs Dundee‑Crown
10/01 vs Hampshire
10/08 vs Cary‑Grove
10/15 vs Jacobs
08/27 vs Central
09/03 vs McHenry
09/10 vs Huntley
09/17 vs Crystal Lake Central
09/24 vs Dundee‑Crown
10/01 vs Hampshire
10/08 vs Cary‑Grove
10/15 vs Jacobs
Upcoming Class of 1978 Reunions
Browse past reunion events and photos for your class here.Past Class of 1978 Reunions
Browse past reunion events and photos for your class here.Crystal Lake South '78 Apparel
Browse our apparel store for a wide range of Gators gear, from t-shirts and hoodies, to caps and accessories.
Class Yearbook
View past yearbooks
Connect with Class of 1978 Classmates
Nearby Crystal Lake South Classmates
Class of 1976
3 classmates have joined
Class of 1977
3 classmates have joined
Class of 1979
48 classmates have joined
Class of 1980
46 classmates have joined