- Enrollment
- 160
- Students per teacher
- 22.9:1
- Resource Index
- 49/100
High school (grades 9-12) · Katy, TX
Calvin Nelms H S
Federal NCES profile for Calvin Nelms H S, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 47/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 480012408248Charter school
👥 S:T ratio 27
🌟 Gifted program 30
📋 Attendance 85
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Calvin Nelms H S earns 47/100 on the Resource Investment Index, with class sizes larger than 87% of Texas schools.
- #1 of 10
- high schools in Katy · Resource Index
- 47
- Resource Index · Typical
- 18.3:1
- large classes for Texas
- 183
- students enrolled
Calvin Nelms H S has class sizes larger than 87% of Texas schools. Computed live against every Texas school reporting to NCES.
By Resource Investment Index, Calvin Nelms H S ranks #1 of 10 high schools in Katy, TX.
School address
District: Calvin Nelms Charter Schools · Texas
NCES ID 480012408248 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-1 students YoY
Calvin Nelms H S held near 168 students from 2022-23 to 2023-24 (-1 headcount).
Teacher FTE held 10.0 → 10.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-1 students YoY 480012408248 · Katy, TX High · SMALL · CHARTER
183 enr · 18.3:1 · RII 47
Nearest enrollment peer: Calvin Nelms Middle (160 students)
Calvin Nelms H S held near 168 students from 2022-23 to 2023-24 (-1 headcount). Teacher FTE held 10.0 → 10.0 across the same CCD years. Read with this school → · District book → · Texas schools → · Find another →
How Calvin Nelms H S compares
Calvin Nelms H S held steady on CCD headcount: ratios and free-lunch share vs Texas and U.S. means.
| Metric | This school | vs Texas | Texas avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 18.3:1 | ▲ 24% | 14.7:1 | 15.7:1 |
| Enrollment | 183 | top 86% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
18.3:1
Leaner classes than 23% of US schools, heavier class loads than most.
183
Bigger than 18% of US schools by enrollment, a small campus.
Equity indicators methodology
Staffing depth
18.3:1
students per teacher
- 24% above state mean
Top 87% in Texas - lower ratio than 13% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
6.0%
chronically absent (missed 10%+ of school days)
In the 5-10% range, close to the pre-pandemic national baseline.
Funding equity
$9,891
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
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 60.7%
White 15.8%
African American 15.8%
Asian 3.8%
Two or More 3.8%
Largest group: Hispanic or Latino at 60.7% of enrollment.
Student-body diversity index 57.9/100
Simpson diversity index - at 57.9, Calvin Nelms H S is more mixed than the Texas school average of 44.7.
Programs
AP program Not offered
District finance for Calvin Nelms Charter Schools reports $9,891 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Calvin Nelms H S Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Calvin Nelms Middle | Similar size | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Calvin Nelms H S's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
Nationwide high 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 (~183 students)
Frequently asked questions about Calvin Nelms H S
How many students attend Calvin Nelms H S?
Calvin Nelms H S has 183 students enrolled. It is a high school in Katy, TX. CCD year-over-year: 169 (2022-23) → 168 (2023-24), nearly flat (-1).
What is the student-teacher ratio at Calvin Nelms H S?
The student-teacher ratio at Calvin Nelms H S is 18.3:1, which is 24% higher than the Texas average of 14.7:1 and 17% higher than the national average of 15.7:1.
What is the racial and ethnic makeup of Calvin Nelms H S?
The largest demographic group at Calvin Nelms H S is Hispanic or Latino at 60.7% of enrollment, in Katy, TX. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 57.9/100.
What is the Resource Investment Index for Calvin Nelms H S?
Calvin Nelms H S has a Resource Investment Index of 47/100 (typical reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Calvin Nelms H S rank among high schools in Katy?
By Resource Investment Index, Calvin Nelms H S ranks #1 of 10 high 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 high schools in Katy on the city page.
What other schools are in Calvin Nelms Charter Schools?
Besides Calvin Nelms H S, Calvin Nelms Charter Schools also operates Calvin Nelms Middle (160 students). See the Calvin Nelms Charter Schools district page for the complete list.