Mt. Diablo High School Alumni
Concord, California (CA)
Martha Valdivia
Mt. Diablo High School
Class of 1998
→ Join 2569 Alumni from Mt. Diablo High School that have already claimed their alumni profiles.
→ There are 78 classes, starting with the class of 1930 all the way up to class of 2025.
Class of 1998 Alumni and Other Nearby Classes
→ Reunite with 16 class of 1998 alumni that have joined.
Brenda Bacon
Class of 1981
Stephen Stephen Hoobler
Class of 1969
Russell Stafford
Class of 1975
Nancy Schnider
Class of 1970
Fonna Sholes Fonna Sholes
Class of 1970
Donald Leyden
Class of 1988
Diane Shoop
Class of 1965
Brandon Da Costa
Class of 2002
Mitch Johnson
Class of 1969
Shannon Burns
Class of 1988
Nancy Haddadin
Class of 1989
Braulio Lopez
Class of 1981
Matt Posey
Class of 1976
Priscilla Robinson
Class of 1969
Brian Granger
Class of 1998
Yen Bui
Class of 1992
Debbie Peppin
Class of 1983
Jerry Matthews
Class of 1980
Upcoming Class of 1998 Reunions
Plan a Class of 1998 Reunion for Free
Class of 1969 57th Renunion
Invited Classes: All Classes
Date: Oct 17, 2026
Description: Casual event. No charge,
Recent Class of 1998 Reunions
CLASS OF 1972 MT. DIABLO HIGH SCHOOL REUNION
Invited Classes: All Classes
Date: Sep 09, 2023
Description: CLASS OF 1972 MT. DIABLO HIGH SCHOOL REUNION JOIN US TO CELEBRATE 50+ years! SATURDAY SEPTEMBER ...(read more)
5th Annual All Alumni Picnic Sponsered by Class of 1964
Invited Classes: All Classes
Date: Sep 21, 2014
Description: 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...(read more)
4th Annual Class Picnic sponsored by Class of 1964
Invited Classes: All Classes
Date: Sep 21, 2013
Description: Sponsored by the class of '64 we are inviting all classes to join us. This is our 4th annual picnic and we have ha...(read more)
Alumni reuion picnic
Invited Classes: All Classes
Date: Sep 22, 2012
Description: 3 annual class picnic (Class of '64) ! This is our 3rd annyual "Class of '64 picnic leading up to our 50...(read more)