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Average

#1252 of 3,177 private schools in CA

Top 39% of private schools

Sierra School of San Diego

High School

6460 Boulder Lake Avenue, San Diego, CA 92119

Private
87
Students
8.7:1
Student-Teacher
1st – 12th
Grades Served
Top 39%
in CA

About Sierra School of San Diego

Sierra School of San Diego is a private high school in San Diego, CA 92119. The school serves approximately 87 students in grades 1st – 12th with a student-teacher ratio of 8.7:1. It holds a MySchoolScout rating of 6.3/10, placing it in the 60.6th percentile among private schools in CA — an average rating overall.

The school scores particularly well in classroom attention (6.8/10), ranked among private schools in CA. Located in a neighborhood with a median household income of $115,600, where 56% of adults hold a bachelor's degree or higher. Compared to the 290 public schools in San Diego, Sierra School of San Diego rates higher overall (6.3 vs 5.6 average).

Compare to Public Schools

Beta

How Sierra School of San Diego compares to 290 public schools serving similar grades in San Diego, CA

Student-Teacher Ratio
8.7:1
This School
vs
22.4:1
Public Avg
Avg School Size
87
This School
vs
558
Public Avg
Avg School Scout Rating
6.3
This School
vs
5.6
Public Avg

Nearby High Schools

School Rating
Sierra School of San Diego (this school) 6.3
Pershing Middle 5.7
Gage Elementary 7.0
Benchley/Weinberger Elementary 5.5
Green Elementary 6.2
Henry High 6.6
Dailard Elementary 6.5
Harriet Tubman Village Charter 3.9
Hearst Elementary 5.4
Marvin Elementary 6.7
Altus Schools East County 3.3
Language Academy 6.5
Clay Elementary 3.2
Lewis Middle 5.9
Foster Elementary 3.7
Hardy Elementary 3.8
Magnolia Science Academy San Diego 6.3
Rolando Park Elementary 6.0
Iftin Charter 5.9
Darnall Charter 3.0
Mann Middle 3.9

Showing 20 of 290 schools. View all schools in San Diego

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

Score Breakdown

What This Rating Measures

This rating reflects classroom size, instructional time, student diversity, community resources, and school characteristics. Private schools are ranked against other private schools in CA.

👥 Classroom Attention
? Student-teacher ratio calibrated against other private schools. Lower ratios mean more individual attention. (30% of overall score)
B+ 6.8 / 10
View breakdown
Student-Teacher Ratio 8.7:1
🕐 Instructional Commitment

Data Unavailable

🌍 Diversity & Inclusion

Data Unavailable

📍 Community Context

Data Unavailable

🏛️ School Profile
? Enrollment size and grade span breadth — indicators of program depth and peer community. (15% of overall score)
C+ 4.2 / 10
View breakdown
Enrollment 87
View data sources

Score basis: Private school model

Data coverage: 45% of scoring components had data

Components scored: 2 of 5

Ranking pool: Private schools in CA

Test Scores

Test score data not yet available for this school.

Location

6460 Boulder Lake Avenue, San Diego, CA 92119

Nearby Schools

20 within 2.0 mi
School Distance Rating
SIERRA SCHOOL OF SAN DIEGO San Diego 0.0 mi 6.3
Pershing Middle San Diego 0.3 mi 5.7
Gage Elementary San Diego 0.6 mi 7.0
Murray Manor Elementary La Mesa 0.8 mi 6.5
Benchley/Weinberger Elementary San Diego 0.9 mi 5.5
OUR LADY OF GRACE ELEMENTARY SCHOOL El Cajon 0.9 mi 4.4
Parkway Sports and Health Science Academy La Mesa 1.0 mi 5.0
SHEPHERD OF THE HILLS LUTHERAN SCHOOL La Mesa 1.0 mi 5.7
Shepherd of the Hills Lutheran La Mesa 1.0 mi 5.7
Grossmont Middle College High El Cajon 1.4 mi 8.0
FOOTHILLS CHRISTIAN HIGH SCHOOL El Cajon 1.3 mi 4.4
Mt. Helix Academy La Mesa 1.4 mi 5.7
Fletcher Hills Elementary La Mesa 1.3 mi 4.1
MT HELIX ACADEMY - TIEE La Mesa 1.4 mi 5.7
MT. HELIX ACADEMY La Mesa 1.4 mi 5.7
JCS - Manzanita La Mesa 1.6 mi 7.9
Northmont Elementary La Mesa 1.5 mi 2.7
Green Elementary San Diego 1.6 mi 6.2
WARREN-WALKER SCHOOL-LA MESA La Mesa 1.9 mi 5.7
TAPROOT MONTESSORI PRESCHOOL & KINDERGARTEN La Mesa 2.0 mi 5.7

Neighborhood Census ACS (2019-2023)

Census data for ZIP 92119 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$115,600

Median Home Value

$833,100

Median Rent

$2,314/mo

Population

24,868

College Educated

55.5%

Homeownership

72%

Avg Commute

25.7 min

Poverty Rate

5.9%

Median Age

41.7

Similar Schools

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

School Rating
Apollo High Simi Valley, CA 6.3
CAL COAST ACADEMY San Diego, CA 6.3
Cesar Chavez Community Woodland, CA 6.3
Children's Creative and Performing Arts Academy San Diego, CA 6.3
Citrus Valley Christian Academy Educational Services Redlands, CA 6.3
Cook Education Center San Diego, CA 6.3

Frequently Asked Questions

Common questions about Sierra School of San Diego

What grades does Sierra School of San Diego serve?

Sierra School of San Diego serves students in grades 1st through 12th.

How many students attend Sierra School of San Diego?

Sierra School of San Diego has an enrollment of approximately 87 students.

What is the student-teacher ratio at Sierra School of San Diego?

The student-teacher ratio at Sierra School of San Diego is 8.7:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.

How does Sierra School of San Diego rank in CA?

Sierra School of San Diego is ranked #1252 out of 3,177 private schools in CA.

What is Sierra School of San Diego's MySchoolScout rating?

Sierra School of San Diego has a composite rating of 6.3 out of 10 on MySchoolScout. This score combines academic performance, student growth, equity, and school environment into a single score.

Is Sierra School of San Diego a private school?

Yes, Sierra School of San Diego 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.

Quick Facts NCES PSS (SY 2024-25)

Grades
1st – 12th
Enrollment
87
Student-Teacher Ratio
8.7:1
Teachers (FTE)
10
Type
private
Coed Status
coed
County
San Diego
Data Year
2025–2026

How We Rate Schools

Our ratings combine academic performance, growth, equity, and school environment into a single 1-10 score using publicly available data.

Read our methodology
Data Sources: School Info: NCES PSS (SY 2024-25) Neighborhood: Census ACS (2019-2023) Ratings: MySchoolScout (2024) Full data source details