Enrollment
736
Texas · 2024-25 NCES data
Elementary school (grades K-5) · Houston, TX
Iltexas Houston Windmill Lakes El
Federal NCES profile for Iltexas Houston Windmill Lakes El, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 35/100.
2024-25 NCES dataElementary school (grades K-5)NCES 480144013412Charter school
👥 S:T ratio 46
🌟 Gifted program 70
🎓 Counselors 0
📋 Attendance 24
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Iltexas Houston Windmill Lakes El earns 35/100 on the Resource Investment Index, with class sizes near the Texas median.
- #63 of 114
- elementary schools in Houston · Resource Index
- 35
- Resource Index · Typical
- 13.4:1
- students per teacher
- 76.7%
- free-lunch eligible
Iltexas Houston Windmill Lakes El has class sizes near the Texas median. Computed live against every Texas school reporting to NCES.
By Resource Investment Index, Iltexas Houston Windmill Lakes El ranks #63 of 114 elementary schools in Houston, TX.
School address
District: International Leadership of Texas (Iltexas) · Texas
NCES ID 480144013412 Verify on NCES CCD record →
Teachers (FTE)
55.0
Federal CCD staff survey
Students per teacher
13.4:1
vs 14.7:1 Texas avg
-9% vs state
Free-lunch eligible
76.7%
vs 61.9% Texas avg
+24% vs state
Student-teacher ratio in context
How Iltexas Houston Windmill Lakes El compares with Texas and U.S. medians
What stands out at Iltexas Houston Windmill Lakes El
Iltexas Houston Windmill Lakes El is a high-poverty, mid-sized charter elementary school in Houston, Texas, enrolling 736 students.
Class sizes run a bit leaner than typical: 13.4:1 puts it in the smaller third of Texas schools by student-teacher ratio.
Economic need runs somewhat above the state's typical profile, with 76.7% of students eligible for free meals.
Enrollment of 736 puts it in the larger third of Texas schools by headcount.
Its Resource Investment Index lands in the lower third of 8,960 scored Texas schools.
Against 1,926 statewide peers matched on enrollment and economic need, it ranks mid-pack at #1,285.
Its student body is predominantly Hispanic or Latino (80% of enrollment) (diversity index 33/100).
Counselor access is stretched at roughly 736 students per counselor, well above the ASCA-recommended 250:1 ceiling.
Chronic absenteeism is elevated: 30.4% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
The surrounding International Leadership of Texas (Iltexas) spends $8,940 per pupil, 34% below the Texas average, a leaner-resourced district than most.
Its district draws 15.9% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
Discipline events run high: 153 in- and out-of-school suspensions were reported for 736 students in the 2021-22 Civil Rights Data Collection.
The federal civil-rights collection also records 7 expulsions at this campus for 2021-22.
International Leadership of Texas (Iltexas) also operates Iltexas Garland El (941 students) and Iltexas Katy El (936 students) alongside Iltexas Houston Windmill Lakes 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 Iltexas Houston Windmill Lakes El compares
Iltexas Houston Windmill Lakes 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 | 13.4:1 | ▼ 9% | 14.7:1 | 15.7:1 |
| Free-lunch eligible | 76.7% | ▲ 24% | 61.9% | 51.7% |
| Enrollment | 736 | top 24% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
13.4:1
Leaner classes than 63% of US schools, a middle-of-the-pack class size.
736
Bigger than 82% of US schools by enrollment, a large campus nationally.
Equity indicators (what these measure)
Economic need
76.7%
free-lunch eligible
- 24% above the Texas average of 61.9%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
13.4:1
students per teacher
- 9% below state mean
Top 39% in Texas - lower ratio than 61% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
30.4%
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
$8,940
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
Counselors1.0 FTE
Per 736 students, the combined health-and-guidance staffing load for this school.
Discipline context
66
in-school suspensions + 87 out-of-school
Suspension rate: 9.0 per 100 students. Combined in-school and out-of-school rate: 20.8 per 100 students. Reported via the Civil Rights Data Collection. Includes 7 expulsions.
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
Hispanic or Latino 80.0%
African American 16.6%
White 1.4%
Two or More 1.4%
Asian 0.7%
Largest group: Hispanic or Latino at 80.0% of enrollment.
Student-body diversity index 33.2/100
Simpson diversity index - at 33.2, Iltexas Houston Windmill Lakes El is less mixed than the Texas school average of 44.7.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for International Leadership of Texas (Iltexas), which includes Iltexas Houston Windmill Lakes El.
$8,940
Per student
-34%
vs Texas
Avg $13,644
-46%
vs U.S.
Avg $16,593
Revenue mix
Local 0.6%
State 83.6%
Federal 15.9%
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 Iltexas Houston Windmill Lakes El Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Iltexas Garland El | Larger | Lower economic need | Higher S:T ratio |
| Iltexas Katy El | Larger | Lower economic need | Higher S:T ratio |
| Iltexas Grand Prairie El | Larger | Lower economic need | Higher S:T ratio |
| Iltexas Keller El | Larger | Lower economic need | Higher S:T ratio |
| Bg Ramirez El | Similar size | Higher economic need | Higher S:T ratio |
Comparisons are relative to Iltexas Houston Windmill Lakes El's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 941
- Students per teacher
- 16.2:1
- Resource Index
- 43/100
- Enrollment
- 936
- Students per teacher
- 16.7:1
- Resource Index
- 49/100
- Enrollment
- 936
- Students per teacher
- 17.7:1
- Resource Index
- 37/100
- Enrollment
- 935
- Students per teacher
- 17.3:1
- Resource Index
- 41/100
- Enrollment
- 888
- Students per teacher
- 15.9:1
- Resource Index
- 36/100
Similar elementary 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 (~736 students)
Similar student-teacher ratio (~13.4:1)
Next steps
Verify locally before acting on Iltexas Houston Windmill Lakes El's federal record.
- Compare Iltexas Houston Windmill Lakes El against another school. Compare schools
- International Leadership of Texas (Iltexas)'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 Iltexas Houston Windmill Lakes El
How many students attend Iltexas Houston Windmill Lakes El?
Iltexas Houston Windmill Lakes El has 736 students enrolled. It is an elementary school in Houston, TX.
What is the student-teacher ratio at Iltexas Houston Windmill Lakes El?
The student-teacher ratio at Iltexas Houston Windmill Lakes El is 13.4:1, which is 9% 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 Iltexas Houston Windmill Lakes El?
76.7% of students at Iltexas Houston Windmill Lakes El are eligible for free lunch, compared to the Texas average of 61.9%.
What is the racial and ethnic makeup of Iltexas Houston Windmill Lakes El?
The largest demographic group at Iltexas Houston Windmill Lakes El is Hispanic or Latino at 80.0% of enrollment, in Houston, TX.
What is the Resource Investment Index for Iltexas Houston Windmill Lakes El?
Iltexas Houston Windmill Lakes El has a Resource Investment Index of 35/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Iltexas Houston Windmill Lakes El rank among elementary schools in Houston?
By Resource Investment Index, Iltexas Houston Windmill Lakes El ranks #63 of 114 elementary 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 elementary schools in Houston on the city page.
Is Iltexas Houston Windmill Lakes El a good school?
Iltexas Houston Windmill Lakes El earns 35/100 on the Resource Investment Index, with class sizes near the Texas median. 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 International Leadership of Texas (Iltexas)?
Besides Iltexas Houston Windmill Lakes El, International Leadership of Texas (Iltexas) also operates Iltexas Garland El (941 students), Iltexas Katy El (936 students), and Iltexas Grand Prairie El (936 students). See the International Leadership of Texas (Iltexas) 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.