Home Page Logo
About Academic Calendar Accountability Reports Accreditation Report Careers Charter Petitions Our Beliefs Mission Statement Parent, Faculty, and Student Club Staff Student Handbook Testimonials Transportation Testing
Delta Aerospace And Technology Academy Delta Charter Online Delta Elementary School Delta Charter 6-8 Delta Charter 9-12 Early College Academy of Law and Leadership Delta Keys
Activities Athletics
Registration Documents Seventh Grade Requirement Transcripts Work Permit
CompassLearning Edgenuity Registration


If you are interested in enrolling, please click here to complete a brief application. An admissions representative will contact you to schedule an appointment. 




Delta Charter School

(Established 2001)

Delta Charter Elementary School

31400 S. Koster Road, Tracy

Delta Charter High School
31400 S. Koster Road, Tracy

Delta Aerospace/Technology Academy
30 Learning Lane, Brentwood



Delta Charter Online

(Established 2014)

DCO Elementary School

336 Grant Line Road, Tracy

DCO High School
336 Grant Line Road, Tracy

Delta Keys (Adults)

336 Grant Line Road, Tracy

High School Basketball Schedule

Click here to download your copy of the current schedule. 




Brighter Christmas


Delta Charter Leadership Students: Jethro Pestano, Armando Guzman, Vanacy Thompson and Jessica Alfonso have been hard at work helping Mr. Niemi and the Leadership students collect non-perishable foods and toys for Brighter Christmas

Office 365 

Students in need of Office 365 may click here and complete the request form. This Microsoft software will be available for students to use while they are enrolled with us.


black new logo copy copy.jpg


For information on Senior Portraits and ordering your 2014-2015 yearbook please click here



Happy Holidays from the Delta Charter Schools Staff. 

We will begin Winter Break on December 22 and return to school January 5th. 

Attention Delta Charter High School Students and Parents!

Second Semester Schedule Changes

Effective January 5, 2015, school will begin each day at 8:55 a.m. Dismissal will continue to be 4:30 p.m. ...more

Urgent Message and Request

Delta Charter Schools families --

We need your help to ensure that the Delta Charter Schools are able to continue to offer programs such as arts, music, athletics, etc.
Please ...more

Delta Charter School's Newsletter Quick Links

For Delta Charter High School click here 

For Delta Charter Elementary School click here 

For Delta Charter Online click here

For DATA click here 

Delta Charter Schools Important News

Delta Charter High School

  • Dec. 15-19: Finals Week 
  • Dec. 22-Jan. 2: Winter Break 
  • Winter Sports have started: see Mr. Niemi for details
  • March 6: Senior Breakfast 9:30 am
  • Wrestling has begun: see Mr. Pombo for details


  • Have a happy holiday season and wonderful New Year!
  • A special thank you to all families who participated in making "Adopt A Family" a success.
  • School resumes Monday, January 5th
  • Rocket Launch with the Patriot Foundation – Monday, January 5th
  • Senior Photographs are due to Mrs. Bauer by Friday, January 30th

Delta Charter Elementary

  • Dec. 17: Winter Program Grades K-5 6:30 pm
  • Dec. 22-Jan 2: Winter Break 

Delta Charter Online

  • Booster Cards for sale in Delta Charter Office
  • Dec. 22-Jan. 2: Winter Break 
  • Feb. 20: 2nd Annual Winter Gala 
  • March 6: Senior Breakfast 9:30 am
  • Wrestling has begun: see Mr. Pombo for details
  • Students are required to wear their IDs and lanyards while they are at school


The Delta Charter Wrestling Team practices have begun!

pombo wrestling.jpg

Mr. Pombo and the Delta Charter Wrestling Team are featured in the Tracy Press. Click here to read the article.


Delta Charter School


Delta Charter Online

Bullying Hotline


Leave message for investigations:
209.830.6363 ext. 2300


Click here to see Delta Charter Schools Anti-Bullying Pledge

Girls Basketball First Win!

LIVERMORE -- After three tries, the Delta Charter High School girls basketball team earned its first victory of the season with a 59-27 thrashing over Livermore Valley ...more

Girls Basketball First Win!.jpg


Commend a Delta teacher

Teacher rec.jpg