Sully Buttes High School - Class of 1990 Alumni, Onida SD

Join thousands of alumni from Sully Buttes High School and the Class of 1990. Reconnect with classmates, photos, yearbooks, upcoming reunions.

Varsity Football Schedule 2026-27

08/20 vs Faulkton
08/27 vs Kimball/White Lake
09/03 vs Lyman
09/17 vs Redfield
09/24 vs Gettysburg

'90 Reunion Info

80’ish reunion

All welcome, we will have a dj playing 70’s &80’s tunes. Taco bar and yard games

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Sully Buttes '90 Apparel

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

Class Yearbook

View past yearbooks

Recently joined '90 Classmates

Shane Hillmer
Class of 1990

Enrique (rick) Falcon
Class of 1990

Connect with Class of 1990 Classmates

Al King

Colby Williams

Chris Howard

Darren Larson

Nearby Sully Buttes Classmates

Class of 1988

3 classmates have joined

View Class of 1988 Alumni

Class of 1991

2 classmates have joined

View Class of 1991 Alumni

Class of 1992

4 classmates have joined

View Class of 1992 Alumni