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Michael DeFrancesco
Principal, MJHS
(925)335-5820 x2000


Vice Principals

Katie Sanchez
Students A-L
(925) 335-5820 x2021

Zachary Pless
Students M-Z
(925) 335-5820 x2022

Remind Text Message Updates: text (925) 297-6092 code @mjhs to sign up

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The Morning Announcements

For today's announcements, click here.

For the previous day's announcements, click here.

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Upcoming Events

2/9 Coffee with the Principal from 8:15 to 9:30,  staff-lounge

2/9 Café con el Director 8:15-09:30 en la sala de maestros

2/10 The first CJSF Meeting, 7th Graders, 2:40 -2:55, Room D204

2/12-2/15 President’s Holiday (No School)

2/19 ELAC, 8:30-9:30, Room A114

2/19 Winter Dance (7th and 8th Grade), 6:30 to 8:30

2/23 Staff Professional Development (Minimum Day)


Students and Bullpups of the Month for January

Students of the Month


8th Grade

Tessa Zimmer

Kaylee Pond

Tritan To

Ryan Silva


7th Grade

Lexi Alford

Natalie Benedith

Jonathan Acosta

Kylan Datoc


6th Grade

Skyler Durflinger

Alyssa York

Jackson Gill

Troy Ortega


Bullpups of the Month


8th Grade

David Martinez

Samantha Giron


7th Grade

Devin Casper

Katelynn Hernandez


6th Grade

Danelle LauzonMann













MJHS is a Gold Ribbon School

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Teacher Webpages

Teacher Webpages

(by Department)

Check each teacher webpage for student assignments.

Join The PTSA!

If you haven't joined the PTSA, please do so!  Click here for the information on joining.


Order Spirit Wear.  Print and fill out form. Bring form and money to the main office.  

MJHS Twitter


To anonymously report a bullying incident  click here or call (925) 335-5888.  You can also send a text message to 925-727-DONT (925-727-3668).