- Enrollment
- 929
- Students per teacher
- 20.2:1
- Resource Index
- 51/100
Middle school (grades 6-8) · San Mateo, CA
Abbott Middle
Federal NCES profile for Abbott Middle, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 33/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 063492005896
👥 S:T ratio 34
🌟 Gifted program 30
🎓 Counselors 52
📋 Attendance 17
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Abbott Middle earns 33/100 on the Resource Investment Index, with class sizes smaller than 86% of California schools.
- #15 of 22
- public schools in San Mateo · Resource Index
- 33
- Resource Index · Typical
- 16.4:1
- small classes for California
- 41.3%
- free-lunch eligible
Abbott Middle has class sizes smaller than 86% of California schools. Computed live against every California school reporting to NCES.
By Resource Investment Index, Abbott Middle ranks #15 of 22 public schools in San Mateo, CA.
School address
District: San Mateo-Foster City · California
NCES ID 063492005896 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-47 students YoY
Abbott Middle shrank from 745 students in 2022-23 to 698 in 2023-24 (-6.3%).
Teacher FTE lost 44.1 → 40.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-47 students YoY 063492005896 · San Mateo, CA Middle · MID · TRAD
721 enr · 16.4:1 · 41.3% lunch · RII 33
Nearest enrollment peer: Bowditch Middle (929 students)
Abbott Middle shrank from 745 students in 2022-23 to 698 in 2023-24 (-6.3%). Teacher FTE lost 44.1 → 40.0 across the same CCD years. Read with this school → · District book → · California schools → · Find another →
Abbott Middle in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Bowditch Middl
Bowditch Middle
929 students
- Borel Middle
Borel Middle
903 students
- Bayside Academ
Bayside Academy
840 students
- This school
Abbott Middle
721 students
- Foster City El
Foster City Elementary
624 students
- Baywood Elemen
Baywood Elementary
489 students
What this shows Abbott Middle reports 721 students on the CCD universe file.
How Abbott Middle compares
Abbott Middle is a shrinking campus on CCD: ratios and free-lunch share vs California and U.S. means.
| Metric | This school | vs California | California avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 16.4:1 | ▼ 24% | 21.5:1 | 15.7:1 |
| Free-lunch eligible | 41.3% | ▼ 26% | 55.5% | 51.7% |
| Enrollment | 721 | top 22% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
16.4:1
Leaner classes than 35% of US schools, a middle-of-the-pack class size.
721
Bigger than 81% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
41.3%
free-lunch eligible
- 26% below the California average of 55.5%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
16.4:1
students per teacher
- 24% below state mean
Top 14% in California - lower ratio than 86% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
33.3%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$19,624
per pupil, district-wide
- above California avg of $18,665
Somewhat above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors3.0 FTE
Per 240 students, the combined health-and-guidance staffing load for this school.
Discipline context
15
in-school suspensions + 17 out-of-school
Suspension rate: 2.1 per 100 students. Combined in-school and out-of-school rate: 4.4 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 62.1%
White 14.7%
Asian 10.5%
Two or More 9.8%
Native Hawaiian / Pacific Islander 1.8%
African American 0.8%
American Indian / Alaska Native 0.1%
Largest group: Hispanic or Latino at 62.1% of enrollment.
Student-body diversity index 57.2/100
Simpson diversity index - at 57.2, Abbott Middle is more mixed than the California school average of 46.0.
Programs
District finance for San Mateo-Foster City reports $19,624 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Abbott Middle Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Bowditch Middle | Larger | Lower economic need | Higher S:T ratio |
| Borel Middle | Larger | Lower economic need | Higher S:T ratio |
| Bayside Academy | Similar size | Similar economic need | Higher S:T ratio |
| Foster City Elementary | Similar size | Lower economic need | Higher S:T ratio |
| Baywood Elementary | Smaller | Lower economic need | Higher S:T ratio |
Comparisons are relative to Abbott Middle's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 903
- Students per teacher
- 18.1:1
- Resource Index
- 47/100
- Enrollment
- 840
- Students per teacher
- 19.1:1
- Resource Index
- 43/100
- Enrollment
- 624
- Students per teacher
- 18.9:1
- Resource Index
- 33/100
- Enrollment
- 489
- Students per teacher
- 21.3:1
- Resource Index
- 36/100
Similar middle schools in San Mateo
1 comparable middle schools (grades 6-8) serving the same city.
Nationwide middle schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~721 students)
Frequently asked questions about Abbott Middle
How many students attend Abbott Middle?
Abbott Middle has 721 students enrolled. It is a middle school in San Mateo, CA. CCD year-over-year: 745 (2022-23) → 698 (2023-24), down 47.
What is the student-teacher ratio at Abbott Middle?
The student-teacher ratio at Abbott Middle is 16.4:1, which is 24% lower than the California average of 21.5:1 and 4% higher than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Abbott Middle?
41.3% of students at Abbott Middle are eligible for free lunch, compared to the California average of 55.5%.
What is the racial and ethnic makeup of Abbott Middle?
The largest demographic group at Abbott Middle is Hispanic or Latino at 62.1% of enrollment, in San Mateo, CA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 57.2/100.
What is the Resource Investment Index for Abbott Middle?
Abbott Middle has a Resource Investment Index of 33/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Abbott Middle rank among public schools in San Mateo?
By Resource Investment Index, Abbott Middle ranks #15 of 22 public schools in San Mateo, CA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in San Mateo on the city page.
What other schools are in San Mateo-Foster City?
Besides Abbott Middle, San Mateo-Foster City also operates Bowditch Middle (929 students), Borel Middle (903 students), and Bayside Academy (840 students). See the San Mateo-Foster City district page for the complete list.