Plains High School - Class of 1978 Alumni

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

Varsity Football Schedule 2026-27

09/03 vs St. Ignatius
09/11 vs Charlo
09/17 vs Seeley‑Swan
09/18 vs Seeley‑Swan
09/25 vs Victor

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.

Plains '78 Apparel

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

Class Yearbook

View past yearbooks

Recently joined '78 Classmates

Cheryl Aday
Class of 1978

Connect with Class of 1978 Classmates

Jackie Nelson

Curtis Acevedo

Brian Herron

Kirk Jaynes

Nearby Plains Classmates

Class of 1977

9 classmates have joined

View Class of 1977 Alumni

Class of 1979

6 classmates have joined

View Class of 1979 Alumni

Class of 1980

7 classmates have joined

View Class of 1980 Alumni