- Enrollment
- 3,773
- Students per teacher
- 18.1:1
- Resource Index
- 43/100
Other / mixed grade configuration · Katy, TX
Robertson El
Federal NCES profile for Robertson El, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 0/100.
2024-25 NCES dataOther / mixed grade configurationNCES 482517014258
👥 S:T ratio 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Robertson El earns 0/100 on the Resource Investment Index, with class sizes larger than 99% of Texas schools. It is also one of the largest schools in Texas.
- #53 of 54
- schools in Katy · Resource Index
- 0
- Resource Index · Lower
- 32.1:1
- large classes for Texas
- 23.3%
- free-lunch eligible
Robertson El has class sizes larger than 99% of Texas schools. Computed live against every Texas school reporting to NCES.
By Resource Investment Index, Robertson El ranks #53 of 54 schools in Katy, TX.
School address
CCD year-over-year · 2022-23 → 2023-24
+388 students YoY
Robertson El grew from 761 students in 2022-23 to 1,149 in 2023-24 (+51.0%).
Teacher FTE added 48.0 → 69.7 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+388 students YoY 482517014258 · Katy, TX Other · MID · TRAD
1,508 enr · 32.1:1 · 23.3% lunch · RII 0
Nearest enrollment peer: Seven Lakes H S (3,773 students)
Robertson El grew from 761 students in 2022-23 to 1,149 in 2023-24 (+51.0%). Teacher FTE added 48.0 → 69.7 across the same CCD years. Read with this school → · District book → · Texas schools → · Find another →
Robertson El in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Seven Lakes H
Seven Lakes H S
3,773 students
- Cinco Ranch H
Cinco Ranch H S
3,740 students
- Katy H S
Katy H S
3,543 students
- Paetow H S
Paetow H S
3,447 students
- Taylor H S
Taylor H S
3,384 students
- This school 1,508
Robertson El
1,508 students
What this shows Robertson El reports 1,508 students on the CCD universe file.
How Robertson El compares
Robertson El is a growing 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 | 32.1:1 | ▲ 118% | 14.7:1 | 15.7:1 |
| Free-lunch eligible | 23.3% | ▼ 62% | 61.9% | 51.7% |
| Enrollment | 1,508 | top 5% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
32.1:1
Leaner classes than 1% of US schools, heavier class loads than most.
1,508
Bigger than 96% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
23.3%
free-lunch eligible
- 62% 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
32.1:1
students per teacher
- 118% above state mean
Top 99% in Texas - lower ratio than 1% of state schools
Well above 20:1, one of the more stretched staffing loads nationally relative to enrollment.
Funding equity
$11,284
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.
Student demographics
African American 28.8%
White 23.6%
Hispanic or Latino 21.9%
Asian 16.5%
Two or More 8.4%
American Indian / Alaska Native 0.4%
Native Hawaiian / Pacific Islander 0.3%
Largest group: African American at 28.8% of enrollment.
Student-body diversity index 77.9/100
Simpson diversity index - at 77.9, Robertson El is more mixed than the Texas school average of 44.7.
District finance for Katy Isd reports $11,284 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Robertson El Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Seven Lakes H S | Larger | Similar economic need | Lower S:T ratio |
| Cinco Ranch H S | Larger | Similar economic need | Lower S:T ratio |
| Katy H S | Larger | Higher economic need | Lower S:T ratio |
| Paetow H S | Larger | Higher economic need | Lower S:T ratio |
| Taylor H S | Larger | Higher economic need | Lower S:T ratio |
Comparisons are relative to Robertson El's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 3,740
- Students per teacher
- 17.8:1
- Resource Index
- 40/100
- Enrollment
- 3,543
- Students per teacher
- 17.3:1
- Resource Index
- 39/100
- Enrollment
- 3,447
- Students per teacher
- 16.4:1
- Resource Index
- 34/100
- Enrollment
- 3,384
- Students per teacher
- 17.9:1
- Resource Index
- 36/100
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 (~1,508 students)
Frequently asked questions about Robertson El
How many students attend Robertson El?
Robertson El has 1,508 students enrolled. It is a public school in Katy, TX. CCD year-over-year: 761 (2022-23) → 1,149 (2023-24), up 388.
What is the student-teacher ratio at Robertson El?
The student-teacher ratio at Robertson El is 32.1:1, which is 118% higher than the Texas average of 14.7:1 and 104% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Robertson El?
23.3% of students at Robertson El are eligible for free lunch, compared to the Texas average of 61.9%.
What is the racial and ethnic makeup of Robertson El?
The largest demographic group at Robertson El is African American at 28.8% of enrollment, in Katy, TX. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 77.9/100.
What is the Resource Investment Index for Robertson El?
Robertson El has a Resource Investment Index of 0/100 (lower reported resources relative to schools nationally) based on 1 factor: student-teacher ratio. Not a test-score or academic measure (national median ~41/100, see methodology). Limited indicators were available, so the index reflects partial data.
How does Robertson El rank among schools in Katy?
By Resource Investment Index, Robertson El ranks #53 of 54 schools in Katy, TX. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Katy on the city page.
What other schools are in Katy Isd?
Besides Robertson El, Katy Isd also operates Seven Lakes H S (3,773 students), Cinco Ranch H S (3,740 students), and Katy H S (3,543 students). See the Katy Isd district page for the complete list.