Below Average
#7972 of 9,533 schools in CA
Guin Foss Elementary
Elementary School · Tustin Unified
300 South C St., Tustin, CA 92780
Enrollment
416
Student-Teacher
27.7:1
Score
4.8
Grades
Kindergarten – 5th
Enrollment
416
Student-Teacher
27.7:1
Score
4.8
Grades
Kindergarten – 5th
Updated
2022-23
Updated 2022-23
How this school compares
In Tustin
#22 of 26
public schools
California elementary schools
#4,733 of 5,817
In district
#24 of 28
Tustin Unified
Equity
8.6 / 10
Exceptional
About Guin Foss Elementary
Guin Foss Elementary is a regular public school located in Tustin, California, serving students from kindergarten through fifth grade. With an enrollment of 416 students and a student-teacher ratio of 27.7:1, the school aims to provide a supportive learning environment with 15 full-time equivalent teachers dedicated to their education. Guin Foss Elementary is situated in a large suburban area, offering easy access for families living nearby.
According to MySchoolScout's rating system, Guin Foss Elementary scores 5.9 out of 10, placing it at the 57th percentile among California schools, with an academic score of 7.9 out of 10. The school’s proficiency rates in English Language Arts and Reading stand at 56%, while Math proficiency is at 55%. These scores indicate areas where Guin Foss Elementary can focus on improving student performance.
Guin Foss Elementary serves a community that values education and provides a solid foundation for young learners as they progress through the early stages of their academic journey.
What Parents Should Know
The student-teacher ratio at Guin Foss Elementary is 27.7:1, 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
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Guin Foss Elementary — Students at Guin Foss Elementary score 54% proficient, which is above what's typical for similar communities (expected: 43%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
56.7%
Students qualifying for federal meal assistance
Test Scores CA CAASPP (2023-24)
Based on 10 test records from CA state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
Source: EdFacts (NCES) and state assessment data. Growth score: 3.8/10.
How Guin Foss Elementary Compares
See how Guin Foss Elementary performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 61% (2019) to 53.96% (2024). Reading/ELA proficiency has declined from 67% (2019) to 53.2% (2024).
Location
300 South C St., Tustin, CA 92780
Nearby Alternatives
Families considering Guin Foss Elementary may also want to explore other elementary schools in the area. Barbara Benson Elementary (rated 8.4/10, 0.5 miles away), which scores notably higher. Another option is Red Hill Elementary (rated 8.2/10, 1.0 miles away, in nearby Santa Ana), which scores notably higher. Additionally, FAIRMONT PRIVATE SCHOOL, NORTH TUSTIN CAMPUS (rated 7.5/10, 0.3 miles away, in nearby North Tustin), which scores notably higher. For more schools in Tustin, see our Tustin schools guide .
Nearby Schools
20 within 1.0 mi| School | Distance | Rating |
|---|---|---|
| LEARNING CORNER North Tustin | 0.2 mi | — |
| GRACE HARBOR SCHOOL Tustin | 0.3 mi | 6.7 |
| FOOTHILL MONTESSORI SCHOOL Santa Ana | 0.3 mi | — |
| Fairmont Private Schools Santa Ana | 0.3 mi | — |
| FAIRMONT PRIVATE SCHOOL, NORTH TUSTIN CAMPUS North Tustin | 0.3 mi | 7.5 |
| Barbara Benson Elementary Tustin | 0.5 mi | 8.4 |
| Columbus Tustin Middle Tustin | 0.6 mi | 6.3 |
| Loma Vista Elementary Tustin | 0.7 mi | 5.8 |
| Grace Global Vision Tustin | 0.8 mi | — |
| EDGEWOOD PREPRIMARY ACADEMY Tustin | 0.9 mi | — |
| RED HILL LUTHERAN SCHOOL Tustin | 1.0 mi | 6.0 |
| Red Hill Lutheran Tustin | 1.0 mi | — |
| Hewes Middle Tustin | 1.1 mi | 4.6 |
| Newport Avenue Preschool and Kindergarten Tustin | 1.1 mi | — |
| The Prentice School North Tustin | 1.2 mi | — |
| Tustin Connect Tustin | 1.1 mi | 6.8 |
| Helen Estock Elementary Tustin | 1.0 mi | 3.8 |
| Foothill High Tustin | 1.1 mi | 7.6 |
| THE PRENTICE SCHOOL North Tustin | 1.2 mi | 8.5 |
| Red Hill Elementary Santa Ana | 1.0 mi | 8.2 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 92780 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$98,647
Median Home Value
$832,200
Median Rent
$2,211/mo
Population
54,495
College Educated
35.5%
Homeownership
45.8%
Avg Commute
23.4 min
Poverty Rate
11.1%
Median Age
35.4
Community Profile
The community surrounding Guin Foss Elementary has a median household income of $98,647. It is an area where 36% of adults hold a bachelor's degree or higher. The median home value in the area is $832,200, with a median rent of $2,211/month. The area has a poverty rate of 11.1%. The average commute for residents is 23 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 |
|---|---|
| Almond Elementary Fontana, CA | 4.8 |
| Beamer Elementary Woodland, CA | 4.8 |
| Bryant Elementary Riverside, CA | 4.8 |
| Carriage Drive Elementary Citrus Heights, CA | 4.8 |
| Clinton Elementary Garden Grove, CA | 4.8 |
| Cucamonga Elementary Rancho Cucamonga, CA | 4.8 |
Frequently Asked Questions
Common questions about Guin Foss Elementary
What grades does Guin Foss Elementary serve?
Guin Foss Elementary serves students in grades Kindergarten through 5th.
How many students attend Guin Foss Elementary?
Guin Foss Elementary has an enrollment of approximately 416 students.
What is the student-teacher ratio at Guin Foss Elementary?
The student-teacher ratio at Guin Foss Elementary is 27.7:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Guin Foss Elementary rank in CA?
Guin Foss Elementary is ranked #7972 out of 9,533 schools in CA.
What is Guin Foss Elementary's MySchoolScout rating?
Guin Foss Elementary has a composite rating of 4.8 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 Guin Foss Elementary?
Based on the most recent state assessment data, Guin Foss Elementary has 55.3% math proficiency and 55.9% reading/ELA proficiency.
Is Guin Foss Elementary a charter school?
No, Guin Foss Elementary is not a charter school. It is a traditional public school operated by the local school district.
Is Guin Foss Elementary a Title I school?
No, Guin Foss Elementary is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Guin Foss Elementary?
56.7% of students at Guin Foss 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.
Explore More Schools
Neighborhood Context
- City Safety
- High (2,328/100K)
FBI UCR 2024. City-level (Tustin). Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- Kindergarten – 5th
- Enrollment
- 416
- Student-Teacher Ratio
- 27.7:1
- Teachers (FTE)
- 15
- Free/Reduced Lunch
- 56.7%
- Type
- regular
- Setting
- Large Suburb
- County
- Orange County
- Phone
- (714) 730-7552
- Data Year
- 2023–2024
Resources & Links
District
Tustin Unified- District Enrollment
- 21,600
- Schools in District
- 28
- Per-Pupil Spending
- $15,477
- District Rank
- #24 of 28
Other Schools in This District
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 methodologyRelated reading
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