Sioux Valley High School - Class of 1986 Alumni, Volga SD

Join thousands of alumni from Sioux Valley High School and the Class of 1986. Reconnect with classmates, photos, yearbooks, upcoming reunions.

Varsity Football Schedule 2026-27

08/20 vs Roncalli
08/27 vs Clark/Willow Lake
09/03 vs Deuel
09/10 vs McCook Central/Montrose
09/17 vs Beresford

Upcoming Class of 1986 Reunions

Browse past reunion events and photos for your class here.

Past Class of 1986 Reunions

Browse past reunion events and photos for your class here.

Sioux Valley '86 Apparel

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

Class Yearbook

View past yearbooks

Connect with Class of 1986 Classmates

Theron Thompson Theron Thompson

Brad Kasdorf

Layne Gruenewald

Errin Bennett

Karla Appel

Bradley Knutson

Stacey Anderson

Nearby Sioux Valley Classmates

Class of 1984

5 classmates have joined

View Class of 1984 Alumni

Class of 1987

2 classmates have joined

View Class of 1987 Alumni

Class of 1988

4 classmates have joined

View Class of 1988 Alumni