Plains High School - Class of 1977 Alumni

Join thousands of alumni from Plains High School and the Class of 1977. 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 1977 Reunions

Browse past reunion events and photos for your class here.

Past Class of 1977 Reunions

Browse past reunion events and photos for your class here.

Plains '77 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 '77 Classmates

Lane Lees
Class of 1977

Janne Prestwich
Class of 1977

Connect with Class of 1977 Classmates

Steven Campbell

Jay Garrison

Teresa Lyman Garrison

Allan "gus" Johnson

Noelle Smith

Neil Supola

Neil Supola

Nearby Plains Classmates

Class of 1975

5 classmates have joined

View Class of 1975 Alumni

Class of 1978

5 classmates have joined

View Class of 1978 Alumni

Class of 1979

6 classmates have joined

View Class of 1979 Alumni