- Enrollment
- 3,004
- Students per teacher
- 20.4:1
- Resource Index
- 35/100
Middle school (grades 6-8) · El Paso, TX
William D Slider Middle
Federal NCES profile for William D Slider Middle, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 40/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 484071021237
👥 S:T ratio 42
🌟 Gifted program 70
🎓 Counselors 37
📋 Attendance 12
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
William D Slider Middle earns 40/100 on the Resource Investment Index, with class sizes near the Texas median. It is also less racially and ethnically mixed than most Texas schools.
- #20 of 33
- middle schools in El Paso · Resource Index
- 40
- Resource Index · Typical
- 14.6:1
- students per teacher
- 69.0%
- free-lunch eligible
William D Slider Middle has class sizes near the Texas median. Computed live against every Texas school reporting to NCES.
By Resource Investment Index, William D Slider Middle ranks #20 of 33 middle schools in El Paso, TX.
School address
CCD year-over-year · 2022-23 → 2023-24
-68 students YoY
William D Slider Middle shrank from 703 students in 2022-23 to 635 in 2023-24 (-9.7%).
Teacher FTE lost 44.0 → 30.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-68 students YoY 484071021237 · El Paso, TX Middle · MID · TRAD
627 enr · 14.6:1 · 69.0% lunch · RII 40
Nearest enrollment peer: Eastlake H S (3,004 students)
William D Slider Middle shrank from 703 students in 2022-23 to 635 in 2023-24 (-9.7%). Teacher FTE lost 44.0 → 30.0 across the same CCD years. Read with this school → · District book → · Texas schools → · Find another →
William D Slider Middle in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Eastlake H S
Eastlake H S
3,004 students
- Pebble Hills H
Pebble Hills H S
2,952 students
- Socorro H S
Socorro H S
2,579 students
- Montwood H S
Montwood H S
2,499 students
- El Dorado H S
El Dorado H S
2,109 students
- This school 627
William D Slider Middle
627 students
What this shows William D Slider Middle reports 627 students on the CCD universe file.
How William D Slider Middle compares
William D Slider Middle 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 | 14.6:1 | ▼ 1% | 14.7:1 | 15.7:1 |
| Free-lunch eligible | 69.0% | ▲ 11% | 61.9% | 51.7% |
| Enrollment | 627 | top 34% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
14.6:1
Leaner classes than 51% of US schools, a middle-of-the-pack class size.
627
Bigger than 75% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
69.0%
free-lunch eligible
- 11% 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
14.6:1
students per teacher
- 1% below state mean
Top 55% in Texas - lower ratio than 45% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
35.4%
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
$11,574
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
Counselors2.0 FTE
Per 314 students, the combined health-and-guidance staffing load for this school.
Discipline context
102
in-school suspensions + 58 out-of-school
Suspension rate: 16.3 per 100 students. Combined in-school and out-of-school rate: 25.5 per 100 students. Reported via the Civil Rights Data Collection. Includes 5 expulsions.
Student demographics
Hispanic or Latino 96.5%
White 2.2%
African American 0.8%
Asian 0.3%
Two or More 0.2%
Largest group: Hispanic or Latino at 96.5% of enrollment.
Student-body diversity index 6.8/100
Simpson diversity index - at 6.8, William D Slider Middle is less mixed than the Texas school average of 44.7.
Programs
Gifted & talented Yes
District finance for Socorro Isd reports $11,574 per pupil (NCES F-33) - open the district page for the full revenue mix.
How William D Slider Middle Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Eastlake H S | Larger | Lower economic need | Higher S:T ratio |
| Pebble Hills H S | Larger | Lower economic need | Higher S:T ratio |
| Socorro H S | Larger | Similar economic need | Higher S:T ratio |
| Montwood H S | Larger | Similar economic need | Higher S:T ratio |
| El Dorado H S | Larger | Similar economic need | Higher S:T ratio |
Comparisons are relative to William D Slider Middle's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,952
- Students per teacher
- 18.9:1
- Resource Index
- 32/100
- Enrollment
- 2,579
- Students per teacher
- 18.2:1
- Resource Index
- 44/100
- Enrollment
- 2,499
- Students per teacher
- 17.1:1
- Resource Index
- 39/100
- Enrollment
- 2,109
- Students per teacher
- 16.1:1
- Resource Index
- 36/100
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 (~627 students)
Frequently asked questions about William D Slider Middle
How many students attend William D Slider Middle?
William D Slider Middle has 627 students enrolled. It is a middle school in El Paso, TX. CCD year-over-year: 703 (2022-23) → 635 (2023-24), down 68.
What is the student-teacher ratio at William D Slider Middle?
The student-teacher ratio at William D Slider Middle is 14.6:1, which is 1% lower than the Texas average of 14.7:1 and 7% 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 William D Slider Middle?
69.0% of students at William D Slider Middle are eligible for free lunch, compared to the Texas average of 61.9%.
What is the racial and ethnic makeup of William D Slider Middle?
The largest demographic group at William D Slider Middle is Hispanic or Latino at 96.5% of enrollment, in El Paso, TX.
What is the Resource Investment Index for William D Slider Middle?
William D Slider Middle has a Resource Investment Index of 40/100 (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 William D Slider Middle rank among middle schools in El Paso?
By Resource Investment Index, William D Slider Middle ranks #20 of 33 middle schools in El Paso, TX. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all middle schools in El Paso on the city page.
What other schools are in Socorro Isd?
Besides William D Slider Middle, Socorro Isd also operates Eastlake H S (3,004 students), Pebble Hills H S (2,952 students), and Socorro H S (2,579 students). See the Socorro Isd district page for the complete list.