Illini Central High School - Class of 1991 Alumni, Mason City IL

Join thousands of alumni from Illini Central High School and the Class of 1991. Reconnect with classmates, photos, yearbooks, upcoming reunions.

Upcoming Class of 1991 Reunions

Browse past reunion events and photos for your class here.

Past Class of 1991 Reunions

Browse past reunion events and photos for your class here.

Illini Central '91 Apparel

Browse our apparel store for a wide range of Cougars gear, from t-shirts and hoodies, to caps and accessories.

Class Yearbook

View past yearbooks

Connect with Class of 1991 Classmates

John Smith

Craig Oest

Sue Ann Sue Ann Klassen

Wendy Bowers

James Nissen

Kyra Bergman

Steve Probasco

Nearby Illini Central Classmates

Class of 1989

5 classmates have joined

View Class of 1989 Alumni

Class of 1990

10 classmates have joined

View Class of 1990 Alumni

Class of 1992

2 classmates have joined

View Class of 1992 Alumni

Class of 1993

6 classmates have joined

View Class of 1993 Alumni