Sidney High School - Class of 1978 Alumni

Join thousands of alumni from Sidney High School and the Class of 1978. Reconnect with classmates, photos, yearbooks, upcoming reunions.

Varsity Football Schedule 2026-27

09/17 vs Tioga
09/24 vs Walton
10/09 vs Delaware Academy
10/15 vs Bainbridge Guilford
10/22 vs Greene

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.

Sidney '78 Apparel

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

Class Yearbook

View past yearbooks

Recently joined '78 Classmates

Kris Tompkins
Class of 1978

George Jensen
Class of 1978

Connect with Class of 1978 Classmates

Cheryl Defelice

Elaine Morse

Robb Warren

Tina Omahen

Nearby Sidney Classmates

Class of 1976

8 classmates have joined

View Class of 1976 Alumni

Class of 1977

5 classmates have joined

View Class of 1977 Alumni

Class of 1979

4 classmates have joined

View Class of 1979 Alumni

Class of 1980

15 classmates have joined

View Class of 1980 Alumni