School overview
At a glance
Reported students
396
NCES CCD 2024–25, where reported
Teachers (FTE)
17
NCES CCD 2024–25
Student–teacher ratio
23.3:1
Calculated, not a class-size measure
Grades served
KG–05
NCES preliminary directory 2025–26
School benchmarks
California elementary enrollment
37th percentile
Compared with 5,929 same-level schools reporting enrollment.
District median enrollment
396
Allen (Decima M.) Elementary: 396 reported students.
State peer staffing position
63th percentile
23.3:1 reported; state peer median 22.4:1. Ratio is not class size.
Profile interpretation
What the reported data says about Allen (Decima M.) Elementary
Allen (Decima M.) Elementary is a public elementary school serving grades KG–05 in San Bruno. It is one of 5 current school records connected to San Bruno Park Elementary. NCES reports 396 students for 2024–25.
Among 5,929 elementary schools in California with comparable records, this school is smaller than the reported median of 455 students. Its enrollment is at approximately the 37th percentile for that peer group. Size describes the campus, not instructional quality.
The reported student–teacher ratio is 23.3:1, close to the California median of 22.4:1 for the same school level. This ratio uses total enrollment and teacher FTE; it is not an average classroom headcount and can be affected by special programs or part-time staffing.
The two largest reported race and ethnicity groups are Hispanic or Latino (65.7%) and multiracial (15.2%). English learners represent 46.2% of enrollment. Students served under IDEA represent 16.2%. These figures help families understand who the school serves; they are not rating inputs.
Turn data into a school visit
Questions worth asking Allen (Decima M.) Elementary
- 1How do the reported 23.3:1 student–teacher ratio and 17 teacher FTE translate into actual class sizes by grade?
- 2Which advanced, gifted, career, arts, and computer-science courses are available this year, and how do students qualify?
- 3How are the school's 0 counselor FTE allocated across grades and student needs?
- 4What meal assistance, transportation, after-school, and family-support services are currently available?
Student context
Enrollment needs
- English learners
- 46.2%
- Students with disabilities
- 16.2%
- Free/reduced-price lunch
- 64.9%
- Lunch program
- Yes under Provision 2
People available to students
Support staff
- Counselors (FTE)
- 0
- Nurses (FTE)
- 0
- Psychologists (FTE)
- 0
- Social workers (FTE)
- 0
Student demographics
Race and ethnicity share of reported enrollment
- White1%
- Hispanic65.7%
- Black1.5%
- Asian13.1%
- American Indian / Alaska Native0%
- Native Hawaiian / Pacific Islander3.5%
- Multiracial15.2%
Race/ethnicity: NCES CCD 2024–25 where reported, otherwise CRDC 2021–22. English learner and disability context: CRDC 2021–22. Privacy rules can produce missing values.
Learning opportunities
Programs reported by the school
Advanced Placement
Not reported
Gifted and talented
Not reported as offered
Computer science
Not reported
Program availability is from CRDC 2021–22 and can change. Confirm current courses and eligibility with the school.
Continue exploring
Other schools in San Bruno Park Elementary
Start with campuses at the same school level or with similar reported enrollment.
Portola Elementary
Elementary · Grades KG–05
378 reported students
John Muir Elementary
Elementary · Grades KG–05
486 reported students
Belle Air Elementary
Elementary · Grades KG–05
250 reported students
Parkside Intermediate
Middle · Grades 06–08
491 reported students