Tri-valley High School - Class of 1977 Alumni, Colton SD
Join thousands of alumni from Tri-valley High School and the Class of 1977. Reconnect with classmates, photos, yearbooks, upcoming reunions.
Varsity Football Schedule 2026-27
08/27 vs Milbank
09/03 vs Madison
09/10 vs Lennox
09/24 vs Custer
10/08 vs Dell Rapids
10/15 vs Beresford
10/21 vs Sioux Falls Christian
09/03 vs Madison
09/10 vs Lennox
09/24 vs Custer
10/08 vs Dell Rapids
10/15 vs Beresford
10/21 vs Sioux Falls Christian
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.Class Yearbook
View past yearbooks
Connect with Class of 1977 Classmates
Nearby Tri-valley Classmates
Class of 1975
5 classmates have joined
Class of 1976
6 classmates have joined
Class of 1978
6 classmates have joined
Class of 1979
4 classmates have joined