Added to Roster
Marcus has been added to the Mt. Diablo 2022 volleyball roster.Marcus has been added to the Mt. Diablo 2022 volleyball roster.Apps
MaxPrepsFollow your favorite high school teams and players
MP Stats for iPadStat keeping for basketball teams
Pro Photography
Watch
Video CenterSee top plays & highlights of the best high school sports
Live Streams & ReplaysGet access to live game streams and full replays for 8000+ schools
Content Contributors
Tickets
Marcus Valladares
- Marcus has been added to the Mt. Diablo 2022 volleyball roster.
Added to Roster
Marcus has been added to the Mt. Diablo 2019 football roster.Added to Roster
Marcus has been added to the Mt. Diablo 2018 football roster.
Marcus Valladares's Bio
View Full Bio
Recent Volleyball Games
Mt. Diablo High School 
© 2026 MaxPreps, Inc.
MaxPreps is a registered trademark of MaxPreps, Inc.