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Questions about this site?

We always love feedback and we occasionally make mistakes. Let us know. 

Email our Leadership Advisor any time:


2016 - 2017 School Year


Registration for the 2016 - 2017 school year will take place in August. Forms are available NOW in the main office.


August 22 - First Day of School


If you have not registered for classes, yet, please visit our main office as soon as possible. No student may enter classes without going through registration. 


Payments may still be made via our MDHS Webstore.

Senior Picnic

Senior Picnic takes place on Thursday, September 1, 2016. Don't miss out on this exclusive party just for local Seniors. Water world will NOT be open to the public. This is a private event for select schools only. 




Lock in the lowest price on our MDHS Webstore through Friday, August 19:

August 17th -19th                Picnic/Buffet Lunch                                                 $55.00

Online Only                         Picnic/Buffet Lunch w/ASB                                     $50.00


Tickets will, also, be on sale at regular price in the Treasurer's Office and online from Monday, August 22 though Friday, August 26. 


August 22nd -26th                    Picnic/Buffet Lunch                                                 $60.00

Online/Treasurer                 Picnic/Buffet Lunch w/ASB                                     $55.00


All students need a permission slip. Download and print here:

Senior Picnic Permission 9-1-2016.doc

School Site Council


Parents - A great way to get involved in shaping school policy is to join the Site Council. It meets on the second Tuesday of each month at 5:30 pm in the Library. There, you work with administrators, teachers, students and community members to make vital decisions that impact our wonderful school. 


If you are interested in joining, nominations for parent Site Council representatives will open on August 15th and close on August 29th. Please inquire in the front office. 


Voting will occur on September 1st at Back to School Night.


Get involved! Join Site Council!


Weekly Calendar


Text Books

Book Clipart.png

Students please be aware that you will be charged for damages to the book if you did not fill out a textbook condition report, when you got the book. 

Now is the chance for you to take care of this, come get a form from the library front counter or from the IMC. Fill it out and give it to Mrs. Shirley before you are billed.

If you need to replace a lost or stolen book please come and see Mrs. Shirley in IMC for info that may save you money and time.

Before you return your book –

            Remove covers

            Remove outside name labels

            Remove sticky notes from inside

            Remove pencils and pens and papers from inside

            Look for and cleanup any writing or drawing.

            Place a sticky note hanging out where it needs repair -  for torn pages, needs glued, and any other damage that needs attention.

Textbook Policy English and Spanish.pdf

Student Absences

Students, don't get the label of "Truant". If you are absent, make sure your parents call the school and clear your absences! Have them call 925-682-4030 ext. 3445 to excuse your absences.

Mobile Clinic


Are here on Mondays from 8:00-12:00 pm and Thursdays 8:00-2:00 pm. The mobile health clinic bus is located in the girls gym parking lot.  The clinic provides sports physicals, health education, and other confidential services including birth control & STD testing. To make an appointment, fill out a blue slip located in the main office or DCC and drop it in the locked box on the wall in the main office.

2450 Grant Street
Concord, CA 94520
Phone - 925 682 4030
Fax - 925 687 9658

Office Hours

Regular Office Hours

7:30 am - 4:00 pm

Support Staff

Today: 8/28/16



Are you updated on our sports?

Library hours

The Library will be available on Thursdays and Fridays from 7:45 a.m. to 3:30 p.m. Come prepared with a student ID to check out a maximum of 3 books. Become lost in worlds that you can only discover by reading a book!