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Delta Sierra Middle

2255 Wagner Heights Rd., Stockton, CA, 95209

About Delta Sierra Middle

Delta Sierra Middle School, located at 2255 Wagner Heights Road in Stockton, CA 95209, serves students in grades 7–8. The school enrolls about 576 students with a student–teacher ratio of 20:1. The gender mix is roughly 53% male and 47% female. State assessment results show about 7% of students are proficient in math and 24% are proficient in reading, based on the most recent statewide measures. Within the Lodi Unified School District, Delta Sierra Middle operates a standard middle grades schedule that includes core academic programming with additional STEM academy offerings and student support services tailored to the diverse community it serves. Pupils typically advance to Delta Sierra after completing 6th grade at local elementary campuses, reflecting the district’s grade progression into junior high. In the residential pockets near Wagner Heights and adjacent Stockton neighborhoods, single-family homes are commonly priced near $415,000, giving a sense of current neighborhood housing values close to the school’s location. Delta Sierra Middle School is part of established middle schools in California that serve early adolescents in this San Joaquin County community.

Delta Sierra Middle Contact Information

Address

2255 Wagner Heights Rd., Stockton, CA, 95209

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Phone

(209) 953-8510

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Academic Performance

Subject Proficiency

Mathematics 7%
Reading 24%
State average proficiency is 7% in Math and 24% in Reading.
28
Full-time Teachers
20 : 1
Student-Teacher Ratio
10
Teachers In First Or Second Year (yrs)
576
Total Students
$58409
Avg. Teacher Salary
TOP 6174 IN STEM IN STATE

Robotics & STEM
at Delta Sierra Middle

2.5X
More likely to pursue STEM Careers
80%
Jobs that will require STEM in 2030
2.5X
More likely to persue STEM Careers
80%
Jobs that will require STEM in 2030
  • 🤖 Coding & Debugging
  • 🧪 Hobby Electronics and Engineering
  • 👩‍💻 Apply Math in Science and Engineering
  • 🛠️ 3D Printing
🚀
Hands-on with real robots
🏆
Led by competition winners
🎓
STEM career pathways

Recent News & Updates

New Playground Name

We are so excited to announce the name of our new playground! Following a school-wide and Robinson community vote we narrowed a large list of names down to four. Since our students will be using the playground on a daily basis, we gave them the final vote! 476.....

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Mansfield Public Schools Educator Spotlight: Pathways of a Fourth-Grade Teacher

MANSFIELD — Inside the brick building on East Street, four educators who began teaching within 2 years of each other, all spending the beginning of their careers teaching fourth grade at Jordan/Jackson Elementary School...

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School Timings

Regular School Hours

All Grades: 8:00 AM - 2:20 PM

Early Dismissal Days

Dismissal Time: 12:15 PM

Note: Doors open at 7:45 AM for student arrival. Please refer to the school calendar for specific early dismissal dates.

After School Activities

Information coming soon

School Session Dates

September to June

School session starts in September 1st week and ends in June 3rd week. For exact dates, please contact the school.

Student Demographics

White 6.77%
Asian 27.78%
Hispanic 39.58%
Black 18.4%
Two+ Races 5.9%
Native Am. 0.35%
White
6.77%
Asian
27.78%
Hispanic
39.58%
Black
18.4%
Two+ Races
5.9%
Native Am.
0.35%

Gender Distribution

Total Students: 576
53.12%
306 Female
46.7%
269 Male

Student Population

576 Students

With a student-teacher ratio of 20 : 1

Minority Enrollment

25%

Percentage of minority students

Students per Counselor

576 : 1

Student to counselor ratio

Remarkable Alumni

Being Updated

Map

Latest News

Delta Sierra Middle School just opened a College and Career Center on campus. The center offers workshops and guest speaker sessions to help students learn about different career paths and options for continuing their education after high school. The program gives students more structured college and career exploration resources to use during the school year.

FAQ

Q1. What stands out about the daily structure at Delta Sierra Middle?

Ans. Delta Sierra Middle runs on a steady, subject-based schedule that emphasizes routine and accountability, giving students a clear rhythm to their academic day.

Q2. How does Delta Sierra Middle approach student support?

Ans. Structured check-ins and counseling services help students monitor progress and address challenges before they grow larger.

Q3. What role do activities play at Delta Sierra Middle?

Ans. Clubs and athletic programs provide competitive and interest-based outlets that extend student engagement beyond classroom instruction.

Q4. Does Delta Sierra Middle offer opportunities for academic challenge?

Ans. Students who meet placement criteria may enroll in honors-level coursework that introduces more advanced material.

Q5. In what ways does Delta Sierra Middle involve families?

Ans. Communication flows through digital updates and campus gatherings that keep caregivers connected to school initiatives.

Games & Extracurricular Activities

Sports

  • Soccer Club Grades 1-3 | Mon/Wed 3:30-4:30pm
  • Basketball Grades 2-4 | Tue/Thu 3:30-4:45pm
  • Track & Field Grades 3-5 | Fri 3:30-5:00pm

Arts

  • Art Club Grades K-2 | Mon 3:00-4:00pm
  • Drama Club Grades 3-5 | Wed 3:30-5:00pm
  • Choir Grades 2-5 | Thu 3:15-4:15pm

Clubs

  • Chess Club Grades 2-5 | Fri 3:15-4:15pm
  • Garden Club All Grades | Tue 3:15-4:00pm
  • Robotics Club Grades 3-5 | Thu 3:30-5:00pm

Note: Schedules may change during school holidays. Please contact School for exact Schedule.

Summer Suggested Reading

Horn Book Selections

Vocabulary.com +3 Horn Book +3 What to Read to Your Kids +3
ML

Maggie Lou, Firefox

by Arnolda Dufour Bowes

PS

The Puppets of Spelhorst

by Kate DiCamillo

MLV

The Mona Lisa Vanishes

by Nicholas Day

Vocabulary.com Top Picks

Penguin Random House +10 Vocabulary.com +10 Wikipedia +10
F

Frindle

by Andrew Clements

WR

The Wild Robot

by Peter Brown

JGP

James and the Giant Peach

by Roald Dahl

Penguin Random House Features

Horn Book +2 Penguin Random House +2 The Guardian +2
SLB

The Secret Language of Birds

by Lynne Kelly

S

The Swifts: A Dictionary of Scoundrels

by Beth Lincoln

Free Robotics and Stem In-person Workshop in Your Neighbourhood for 7-14 Years Tech Enthusiasts.

Local kids are transforming ideas into real-world.

See the projects happening right in your neighborhood

What Parents Say

Delta Sierra Middle

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DISCLAIMER

The information provided about schools is for general reference only and may not be 100% accurate or up to date. We recommend contacting the respective school directly to confirm the latest details and ensure accuracy.