- Enrollment
- 2,965
- Students per teacher
- 16.9:1
- Resource Index
- 32/100
Other / mixed grade configuration · San Antonio, TX
Blattman El
Federal NCES profile for Blattman El, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 48/100.
2024-25 NCES dataOther / mixed grade configurationNCES 483312009470
👥 S:T ratio 47
🌟 Gifted program 70
🎓 Counselors 2
📋 Attendance 73
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Blattman El earns 48/100 on the Resource Investment Index, with class sizes near the Texas median.
- #61 of 327
- schools in San Antonio · Resource Index
- 48
- Resource Index · Typical
- 13.3:1
- students per teacher
- 12.4%
- free-lunch eligible
Blattman El has class sizes near the Texas median. Computed live against every Texas school reporting to NCES.
By Resource Investment Index, Blattman El ranks #61 of 327 schools in San Antonio, TX.
School address
District: Northside Isd · Texas
NCES ID 483312009470 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-38 students YoY
Blattman El shrank from 531 students in 2022-23 to 493 in 2023-24 (-7.2%).
Teacher FTE lost 37.6 → 33.5 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-38 students YoY 483312009470 · San Antonio, TX Other · SMALL · TRAD
492 enr · 13.3:1 · 12.4% lunch · RII 48
Nearest enrollment peer: Brennan H S (2,965 students)
Blattman El shrank from 531 students in 2022-23 to 493 in 2023-24 (-7.2%). Teacher FTE lost 37.6 → 33.5 across the same CCD years. Read with this school → · District book → · Texas schools → · Find another →
Blattman El in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Brennan H S
Brennan H S
2,965 students
- Harlan H S
Harlan H S
2,778 students
- Clark H S
Clark H S
2,750 students
- Taft H S
Taft H S
2,670 students
- Brandeis H S
Brandeis H S
2,657 students
- This school 492
Blattman El
492 students
What this shows Blattman El reports 492 students on the CCD universe file.
How Blattman El compares
Blattman El is a shrinking campus on CCD: ratios and free-lunch share vs Texas and U.S. means.
| Metric | This school | vs Texas | Texas avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 13.3:1 | ▼ 10% | 14.7:1 | 15.7:1 |
| Free-lunch eligible | 12.4% | ▼ 80% | 61.9% | 51.7% |
| Enrollment | 492 | top 51% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
13.3:1
Leaner classes than 64% of US schools, a middle-of-the-pack class size.
492
Bigger than 61% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
12.4%
free-lunch eligible
- 80% below the Texas average of 61.9%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
13.3:1
students per teacher
- 10% below state mean
Top 38% in Texas - lower ratio than 62% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
11.0%
chronically absent (missed 10%+ of school days)
In the 10-15% range, above the pre-pandemic national baseline but within the broader post-pandemic picture.
Funding equity
$10,632
per pupil, district-wide
- below Texas avg of $14,348
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors1.0 FTE
Per 492 students, the combined health-and-guidance staffing load for this school.
Discipline context
1
in-school suspensions + 0 out-of-school
Suspension rate: 0.2 per 100 students. Combined in-school and out-of-school rate: 0.2 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 46.3%
White 40.2%
Two or More 4.9%
Asian 4.5%
African American 3.5%
American Indian / Alaska Native 0.6%
Largest group: Hispanic or Latino at 46.3% of enrollment.
Student-body diversity index 61.8/100
Simpson diversity index - at 61.8, Blattman El is more mixed than the Texas school average of 44.7.
Programs
Gifted & talented Yes
District finance for Northside Isd reports $10,632 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Blattman El Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Brennan H S | Larger | Higher economic need | Higher S:T ratio |
| Harlan H S | Larger | Higher economic need | Higher S:T ratio |
| Clark H S | Larger | Higher economic need | Higher S:T ratio |
| Taft H S | Larger | Higher economic need | Higher S:T ratio |
| Brandeis H S | Larger | Higher economic need | Higher S:T ratio |
Comparisons are relative to Blattman El's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,778
- Students per teacher
- 18.9:1
- Resource Index
- 38/100
- Enrollment
- 2,750
- Students per teacher
- 16.9:1
- Resource Index
- 37/100
- Enrollment
- 2,670
- Students per teacher
- 16.6:1
- Resource Index
- 43/100
- Enrollment
- 2,657
- Students per teacher
- 16.8:1
- Resource Index
- 41/100
Nationwide other 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 (~492 students)
Frequently asked questions about Blattman El
How many students attend Blattman El?
Blattman El has 492 students enrolled. It is a public school in San Antonio, TX. CCD year-over-year: 531 (2022-23) → 493 (2023-24), down 38.
What is the student-teacher ratio at Blattman El?
The student-teacher ratio at Blattman El is 13.3:1, which is 10% lower than the Texas average of 14.7:1 and 15% lower 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 Blattman El?
12.4% of students at Blattman El are eligible for free lunch, compared to the Texas average of 61.9%.
What is the racial and ethnic makeup of Blattman El?
The largest demographic group at Blattman El is Hispanic or Latino at 46.3% of enrollment, in San Antonio, TX. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 61.8/100.
What is the Resource Investment Index for Blattman El?
Blattman El has a Resource Investment Index of 48/100 (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 Blattman El rank among schools in San Antonio?
By Resource Investment Index, Blattman El ranks #61 of 327 schools in San Antonio, TX. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in San Antonio on the city page.
What other schools are in Northside Isd?
Besides Blattman El, Northside Isd also operates Brennan H S (2,965 students), Harlan H S (2,778 students), and Clark H S (2,750 students). See the Northside Isd district page for the complete list.