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Limited Profile

Not enough data to generate a rating

Spectrum Center, Antioch

High School

820 Gary Avenue, Antioch, CA 94509

Private

Enrollment

42

Student-Teacher

8.4:1

Grades

Kindergarten – 12th

Updated 2024-25

About Spectrum Center, Antioch

Spectrum Center, Antioch is a private high school in Antioch, CA 94509. The school serves approximately 42 students in grades Kindergarten – 12th with a student-teacher ratio of 8.4:1. Located in a neighborhood with a median household income of $81,512, where 19% of adults hold a bachelor's degree or higher.

What Parents Should Know

With an enrollment of 42 students, Spectrum Center, Antioch is a smaller school where families often find a close-knit community atmosphere. Smaller settings can mean more individual attention from teachers and staff, though they may offer fewer extracurricular options than larger schools.

With a student-teacher ratio of 8.4:1, Spectrum Center, Antioch offers a notably low ratio compared to the national average. This typically means smaller class sizes and more opportunities for one-on-one interaction between students and teachers.

As a private school, Spectrum Center, Antioch operates independently from the local public school district. Families considering this school should inquire about tuition costs, financial aid availability, and the admissions process. Private schools are not required to follow the same curriculum standards as public schools, which can be either an advantage or a consideration depending on your priorities.

Compare to Public Schools

Beta

How Spectrum Center, Antioch compares to 27 public schools serving similar grades in Antioch, CA

Student-Teacher Ratio
8.4:1
This School
vs
20.1:1
Public Avg
Avg School Size
42
This School
vs
543
Public Avg

Nearby High Schools

School Rating
Spectrum Center, Antioch (this school)
Bidwell Continuation High 5.2
Belshaw Elementary 5.8
Kimball Elementary 6.0
Antioch Middle 4.7
Fremont Elementary 6.3
Live Oak High (Continuation) 6.0
Park Middle 4.6
Marsh Elementary 4.8
Antioch High 5.4
Sutter Elementary 5.2
Muir (John) Elementary 6.0
Grant Elementary 6.3
Prospects High (Alternative) 7.2
Antioch Charter Academy II 6.7
Antioch Charter Academy 4.5
Mission Elementary 4.9
Dallas Ranch Middle 5.4
Jack London Elementary 4.5
Black Diamond Middle 6.8
Thomas Gaines Virtual Academy 6.2

Showing 20 of 27 schools. View all schools in Antioch

Demographics sourced from NCES Private School Survey (PSS) and Common Core of Data (CCD). Comparisons are based on enrollment-weighted averages.

School Profile

Limited Data
Grades
Kindergarten – 12th
Enrollment
42 students
Type
Private
Student-Teacher Ratio
8.4:1
Address
820 Gary Avenue, Antioch, CA 94509
Phone
(925) 779-7595
Data Year
SY 2024-25
Why doesn't this school have a score?

We don't have enough verified data to rate this school fairly. Private schools in CA aren't required to report standardized test scores to the state, which limits the data available for our rating model.

Our rating model requires at least 2 of 4 data components (academics, student progress, college readiness, and resources) to generate a meaningful score. Schools below this threshold receive a Limited Profile to avoid misleading ratings.

Learn more about our methodology →

Test Scores

Test score data not yet available for this school.

Location

820 Gary Avenue, Antioch, CA 94509

Nearby Alternatives

Families considering Spectrum Center, Antioch may also want to explore other high schools in the area. Live Oak High (Continuation) (rated 6.0/10, 1.1 miles away). Another option is Antioch High (rated 5.4/10, 1.3 miles away). Additionally, Bidwell Continuation High (rated 5.2/10, 0.1 miles away). For more schools in Antioch, see our Antioch schools guide .

Nearby Schools

20 within 1.7 mi
School Distance Rating
SPECTRUM CENTER- ANTIOCH CAMPUS Antioch 0.1 mi 6.0
Bidwell Continuation High Antioch 0.1 mi 5.2
Rocketship Delta Prep Redwood City 0.5 mi 6.5
Belshaw Elementary Antioch 0.5 mi 5.8
Kimball Elementary Antioch 0.7 mi 6.0
Holy Rosary Antioch 0.8 mi
HOLY ROSARY ELEMENTARY SCHOOL Antioch 0.8 mi 6.5
Cornerstone Christian School Antioch 0.9 mi
CORNERSTONE CHRISTIAN SCHOOL Antioch 0.9 mi 7.1
Antioch Middle Antioch 1.1 mi 4.7
Fremont Elementary Antioch 1.1 mi 6.3
Live Oak High (Continuation) Antioch 1.1 mi 6.0
Park Middle Antioch 1.2 mi 4.6
Marsh Elementary Antioch 1.2 mi 4.8
Muir (John) Elementary Antioch 1.6 mi 6.0
Antioch High Antioch 1.3 mi 5.4
Sutter Elementary Antioch 1.5 mi 5.2
Prospects High (Alternative) Antioch 1.7 mi 7.2
Grant Elementary Antioch 1.7 mi 6.3
Antioch Charter Academy II Antioch 1.7 mi 6.7

Neighborhood Census ACS (2019-2023)

Census data for ZIP 94509 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$81,512

Median Home Value

$565,300

Median Rent

$2,052/mo

Population

71,013

College Educated

18.9%

Homeownership

58.3%

Avg Commute

41.2 min

Poverty Rate

13.7%

Median Age

37.6

Community Profile

The community surrounding Spectrum Center, Antioch has a median household income of $81,512. It is a community where 19% of adults hold a bachelor's degree or higher. The median home value in the area is $565,300, with a median rent of $2,052/month. The area has a poverty rate of 13.7%. The average commute in the area is 41 minutes, which is above the national average. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

Schools in the same state with comparable level, size, and ratings

Frequently Asked Questions

Common questions about Spectrum Center, Antioch

What grades does Spectrum Center, Antioch serve?

Spectrum Center, Antioch serves students in grades Kindergarten through 12th.

How many students attend Spectrum Center, Antioch?

Spectrum Center, Antioch has an enrollment of approximately 42 students.

What is the student-teacher ratio at Spectrum Center, Antioch?

The student-teacher ratio at Spectrum Center, Antioch is 8.4:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.

Is Spectrum Center, Antioch a private school?

Yes, Spectrum Center, Antioch is a private coeducational school. Private schools are not required to participate in state standardized testing, so academic performance data may be limited compared to public schools.

11 schools nearby View map →

Neighborhood Context

City Safety
High (3,815/100K)

FBI UCR 2024. City-level (Antioch). Data >1 year old.

Quick Facts NCES PSS (SY 2024-25)

Grades
Kindergarten – 12th
Enrollment
42
Student-Teacher Ratio
8.4:1
Teachers (FTE)
5
Type
private
Coed Status
coed
County
Contra Costa
Data Year
2025–2026

How We Rate Schools

Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.

Read our full methodology

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