Mt. Diablo High School - Class of 1978 Alumni, Concord CA
Join thousands of alumni from Mt. Diablo High School and the Class of 1978. Reconnect with classmates, photos, yearbooks, upcoming reunions.
Varsity Football Schedule 2026-27
09/03 vs Concord
09/10 vs Sonoma Valley
09/17 vs College Park
09/24 vs Las Lomas
10/01 vs Benicia
10/08 vs Ygnacio Valley
10/15 vs Clayton Valley Charter
10/22 vs Northgate
10/29 vs Miramonte
Upcoming Class of 1978 Reunions
'78 Reunion Info
CLASS OF 1972 MT. DIABLO HIGH SCHOOL REUNION
CLASS OF 1972 MT. DIABLO HIGH SCHOOL REUNION JOIN US TO CELEBRATE 50+ years! SATURDAY SEPTEMBER ...
View Details →5th Annual All Alumni Picnic Sponsered by Class of 1964
Asking $10.00 donation to offset cost of park Bring your own lunch and drinks. We have had lots of fun in past years w...
View Details →4th Annual Class Picnic sponsored by Class of 1964
Sponsored by the class of '64 we are inviting all classes to join us. This is our 4th annual picnic and we have ha...
View Details →Alumni reuion picnic
3 annual class picnic (Class of '64) ! This is our 3rd annyual "Class of '64 picnic leading up to our 50...
View Details →Class Yearbook
View past yearbooks
Recently joined '78 Classmates
Jim Cook
Class of 1978
Debra Criner
Class of 1978
Larry Elsberry
Class of 1978
Debbie Curran
Class of 1978
Mary Hall
Class of 1978
Steve Soberanes
Class of 1978
Jim Cook
Class of 1978
Debbi Slaughter
Class of 1978
Carol Cuneo
Class of 1978
Annette Schwab
Class of 1978
Connect with Class of 1978 Classmates
Nearby Mt. Diablo Classmates
Class of 1976
48 classmates have joined
Class of 1977
38 classmates have joined
Class of 1979
32 classmates have joined
Class of 1980
29 classmates have joined