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Below Average

#8810 of 9,533 schools in CA

Foster Elementary

Elementary School · San Diego Unified

6550 51st St., San Diego, CA 92120

Enrollment

502

Student-Teacher

20.9:1

Score

4.1

Grades

Kindergarten – 5th

Updated 2022-23

How this school compares

In San Diego

#270 of 288

public schools

California elementary schools

#5,272 of 5,817

In district

#167 of 174

San Diego Unified

School environment

8.0 / 10

Very strong

About Foster Elementary

Foster Elementary is a regular public elementary school located in San Diego, California. Spanning kindergarten through fifth grade, the school serves 502 students with a student-teacher ratio of 20.9:1. Foster Elementary has 24 full-time equivalent teachers and is situated within the bustling city limits.

The academic performance at Foster Elementary shows room for growth, as reflected in its MySchoolScout rating of 4.6 out of 10 and a state ranking of 36th percentile among California schools. The school's proficiency rates are around 35% for both ELA/reading and math, indicating areas where additional focus could enhance student achievement. Despite the current academic standing, Foster Elementary offers a supportive community environment that encourages learning and development.

The setting in San Diego provides students with a dynamic urban backdrop, rich with cultural activities and resources.

What Parents Should Know

The student-teacher ratio at Foster Elementary is 20.9:1, which is higher than the national average. This may mean larger class sizes, so parents should ask about classroom support, teaching assistants, and how the school differentiates instruction for students who need extra help.

Score Breakdown

Full Profile · 3/3 metrics
Student Progress2.0Needs Improvement50%
Year-over-year improvement in student test scores.
View breakdown
Years of Data2
Annual Change-3.65 pts/yr
Data Period2019–2024
TrendDeclining
Academics4.9Below Average30%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency31.3%
Reading/ELA Proficiency31.1%
Math vs. State Avg-14.4 pts
Reading vs. State Avg-11.7 pts
Overall Proficiency31%
Expected (poverty-adj.)45%
vs. Expected-13.7 pts
Adjusted Percentile30th
College ReadinessNot Available

Data not available for this school

Resources & Environment8.0Excellent20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio20.9:1
Per-Pupil Spending$18,711

Foster Elementary — Students at Foster Elementary score 31% proficient, which is below what's typical for similar communities (expected: 45%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

53%

Students qualifying for federal meal assistance

Test Scores CA CAASPP (2023-24)

Math Proficiency 34.4%
School
State
39.4%
ELA Proficiency 35.4%
School
State
45.3%

Based on 10 test records from CA state assessments. About our data

Proficiency Trend

↓ Declining

Average proficiency (% at or above grade level) across Math & ELA over time.

2019
Math
47%
ELA
52%
2024
Math
31.3%
ELA
31.2%

Source: EdFacts (NCES) and state assessment data. Growth score: 2.0/10.

How Foster Elementary Compares

See how Foster Elementary performs across key quality dimensions compared to state benchmarks.

Overall Score
4.1/10
8th percentile in CA
Academic
4.9/10
4.9/10
Growth
2.0/10
Below average
Environment
8.0/10
Above average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
53%
Teaching Staff
21:1 student-teacher ratio
24 teachers

Location

6550 51st St., San Diego, CA 92120

Nearby Alternatives

Families considering Foster Elementary may also want to explore other elementary schools in the area. Miller Elementary (rated 8.5/10, 2.2 miles away), which scores notably higher. Another option is Marvin Elementary (rated 8.0/10, 1.0 miles away), which scores notably higher. Additionally, Dailard Elementary (rated 7.9/10, 2.0 miles away), which scores notably higher. For more schools in San Diego, see our San Diego schools guide .

Nearby Schools

20 within 2.3 mi
School Distance Rating
Magnolia Science Academy San Diego San Diego 0.2 mi 6.7
Grace Christian Schools-Mission Valley Christian Fellowship San Diego 0.2 mi
Lewis Middle San Diego 0.4 mi 7.2
Bright Horizon Academy San Diego 0.7 mi
SAM & ROSE STEIN EDUCATION CENTER San Diego 0.8 mi 7.6
Sam and Rose Stein Education Center San Diego 0.8 mi
Marvin Elementary San Diego 1.0 mi 8.0
ST THERESE ACADEMY San Diego 1.1 mi 5.4
Hardy Elementary San Diego 1.5 mi 4.4
Hearst Elementary San Diego 1.3 mi 6.6
NAZARETH SCHOOL, SAN DIEGO San Diego 1.4 mi 5.9
Nazareth School of San Diego San Diego 1.5 mi
Hancock Elementary San Diego 1.7 mi 4.6
Kreuger Academy San Diego 2.0 mi
Farb Middle San Diego 2.1 mi 7.3
Language Academy San Diego 2.1 mi 7.6
Miller Elementary San Diego 2.2 mi 8.5
Dailard Elementary San Diego 2.0 mi 7.9
Henry High San Diego 2.0 mi 8.3
St. Katharine Drexel Academy San Diego 2.3 mi

Neighborhood Census ACS (2019-2023)

Census data for ZIP 92120 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$114,579

Median Home Value

$870,200

Median Rent

$2,416/mo

Population

31,797

College Educated

57.2%

Homeownership

64.3%

Avg Commute

24.6 min

Poverty Rate

9.5%

Median Age

37.1

Community Profile

The community surrounding Foster Elementary has a median household income of $114,579. It is a well-educated community where 57% of adults hold a bachelor's degree or higher. The median home value in the area is $870,200, with a median rent of $2,416/month. The local poverty rate of 9.5% is relatively low. The average commute for residents is 25 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

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

School Rating
Ann Soldo Elementary Watsonville, CA 4.1
Aspire Vincent Shalvey Academy Oakland, CA 4.1
Aynesworth Elementary Fresno, CA 4.1
California Avenue Elementary Riverbank, CA 4.1
Castroville Elementary Castroville, CA 4.1
Chavez Elementary Long Beach, CA 4.1

Frequently Asked Questions

Common questions about Foster Elementary

What grades does Foster Elementary serve?

Foster Elementary serves students in grades Kindergarten through 5th.

How many students attend Foster Elementary?

Foster Elementary has an enrollment of approximately 502 students.

What is the student-teacher ratio at Foster Elementary?

The student-teacher ratio at Foster Elementary is 20.9:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Foster Elementary rank in CA?

Foster Elementary is ranked #8810 out of 9,533 schools in CA.

What is Foster Elementary's MySchoolScout rating?

Foster Elementary has a composite rating of 4.1 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.

What are the test scores at Foster Elementary?

Based on the most recent state assessment data, Foster Elementary has 34.4% math proficiency and 35.4% reading/ELA proficiency.

Is Foster Elementary a charter school?

No, Foster Elementary is not a charter school. It is a traditional public school operated by the local school district.

Is Foster Elementary a Title I school?

No, Foster Elementary is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Foster Elementary?

53.0% of students at Foster Elementary qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

11 schools nearby View map →

Neighborhood Context

City Safety
High (2,092/100K)

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

Quick Facts NCES CCD (SY 2022-23)

Grades
Kindergarten – 5th
Enrollment
502
Student-Teacher Ratio
20.9:1
Teachers (FTE)
24
Free/Reduced Lunch
53.0%
Type
regular
Setting
Large City
County
San Diego County
Data Year
2023–2024

District

San Diego Unified
District Enrollment
95,492
Schools in District
175
Per-Pupil Spending
$20,828
District Rank
#167 of 174

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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