Enrollment
728
Texas · 2024-25 NCES data
Other / mixed grade configuration · Houston, TX
Sinclair El
Federal NCES profile for Sinclair El, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 53/100.
2024-25 NCES dataOther / mixed grade configurationNCES 482364002587
👥 S:T ratio 23
🌟 Gifted program 70
📋 Attendance 65
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Sinclair El earns 53/100 on the Resource Investment Index, with class sizes larger than 91% of Texas schools. It is also more racially and ethnically mixed than most Texas schools.
- #38 of 435
- schools in Houston · Resource Index
- 53
- Resource Index · Higher
- 19.2:1
- large classes for Texas
- 36.8%
- free-lunch eligible
Sinclair El has class sizes larger than 91% of Texas schools. Computed live against every Texas school reporting to NCES.
By Resource Investment Index, Sinclair El ranks #38 of 435 schools in Houston, TX.
School address
Teachers (FTE)
38.0
Federal CCD staff survey
Students per teacher
19.2:1
vs 14.7:1 Texas avg
+31% vs state
Free-lunch eligible
36.8%
vs 61.9% Texas avg
-41% vs state
Student-teacher ratio in context
How Sinclair El compares with Texas and U.S. medians
What stands out at Sinclair El
Sinclair El is a mid-sized combined-grade school in Houston, Texas, enrolling 728 students.
Class loads run heavy: 19.2:1 is larger than about 91% of Texas schools and 31% above the 14.7:1 state mean, so each teacher carries more students than is typical.
Economic need runs somewhat below the state's typical profile, with 36.8% of students eligible for free meals.
Enrollment of 728 puts it in the larger third of Texas schools by headcount.
Its Resource Investment Index lands in the upper third of 8,960 scored Texas schools.
Among 1,084 similarly sized, similarly resourced-need Texas schools statewide, it ranks #91, a top-tier result once campus size and economic need are matched.
Its student body is led by White (44%) and Hispanic or Latino (34%), more mixed than most schools in the state (diversity index 67/100).
14.0% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
Its district draws 23.2% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
Houston Isd also operates Texas Connections Academy at Houston (8,641 students) and Bellaire H S (3,216 students) alongside Sinclair El.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Sinclair El compares
Sinclair El on the metrics families compare, against Texas and U.S. means.
| Metric | This school | vs Texas | Texas avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 19.2:1 | ▲ 31% | 14.7:1 | 15.7:1 |
| Free-lunch eligible | 36.8% | ▼ 41% | 61.9% | 51.7% |
| Enrollment | 728 | top 24% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
19.2:1
Leaner classes than 19% of US schools, heavier class loads than most.
728
Bigger than 82% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Economic need
36.8%
free-lunch eligible
- 41% below the Texas average of 61.9%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
19.2:1
students per teacher
- 31% above state mean
Top 91% in Texas - lower ratio than 9% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
14.0%
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
$12,031
per pupil, district-wide
- below Texas avg of $13,644
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 1 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.1 per 100 students. Reported via the Civil Rights Data Collection.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Student demographics
White 44.1%
Hispanic or Latino 34.3%
African American 10.9%
Two or More 6.5%
Asian 3.6%
Native Hawaiian / Pacific Islander 0.4%
American Indian / Alaska Native 0.3%
Largest group: White at 44.1% of enrollment.
Student-body diversity index 67.0/100
Simpson diversity index - at 67.0, Sinclair El is more mixed than the Texas school average of 44.7.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Houston Isd, which includes Sinclair El.
$12,031
Per student
-12%
vs Texas
Avg $13,644
-27%
vs U.S.
Avg $16,593
Revenue mix
Local 68.8%
State 8.0%
Federal 23.2%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
How Sinclair El Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Texas Connections Academy at Houston | Larger | No free-lunch data | Higher S:T ratio |
| Bellaire H S | Larger | Higher economic need | Similar S:T ratio |
| Lamar H S | Larger | Higher economic need | Higher S:T ratio |
| Westside H S | Larger | Higher economic need | Lower S:T ratio |
| Heights H S | Larger | Higher economic need | Similar S:T ratio |
Comparisons are relative to Sinclair El's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 8,641
- Students per teacher
- 28:1
- Resource Index
- 24/100
- Enrollment
- 3,216
- Students per teacher
- 18.6:1
- Resource Index
- 38/100
- Enrollment
- 2,968
- Students per teacher
- 20.9:1
- Resource Index
- 43/100
- Enrollment
- 2,729
- Students per teacher
- 17.5:1
- Resource Index
- 50/100
- Enrollment
- 2,426
- Students per teacher
- 19:1
- Resource Index
- 30/100
Similar other schools statewide
Matched by enrollment size and by staffing ratio across all of Texas, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~728 students)
Similar student-teacher ratio (~19.2:1)
Next steps
Verify locally before acting on Sinclair El's federal record.
- Compare Sinclair El against another school. Compare schools
- Houston Isd's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Frequently asked questions about Sinclair El
How many students attend Sinclair El?
Sinclair El has 728 students enrolled. It is a public school in Houston, TX.
What is the student-teacher ratio at Sinclair El?
The student-teacher ratio at Sinclair El is 19.2:1, which is 31% higher than the Texas average of 14.7:1 and 22% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Sinclair El?
36.8% of students at Sinclair El are eligible for free lunch, compared to the Texas average of 61.9%.
What is the racial and ethnic makeup of Sinclair El?
The largest demographic group at Sinclair El is White at 44.1% of enrollment, in Houston, TX. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 67.0/100.
What is the Resource Investment Index for Sinclair El?
Sinclair El has a Resource Investment Index of 53/100 (higher reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Sinclair El rank among schools in Houston?
By Resource Investment Index, Sinclair El ranks #38 of 435 schools in Houston, TX. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Houston on the city page.
Is Sinclair El a good school?
Sinclair El earns 53/100 on the Resource Investment Index, with class sizes larger than 91% of Texas schools. It is also more racially and ethnically mixed than most Texas schools. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
What other schools are in Houston Isd?
Besides Sinclair El, Houston Isd also operates Texas Connections Academy at Houston (8,641 students), Bellaire H S (3,216 students), and Lamar H S (2,968 students). See the Houston Isd district page for the complete list.
Related tools
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.