Calvin Nelms Charter Schools School District

20625 Clay Rd
Katy, TX 77449
9/
10
Top 20%

Top Rankings

Calvin Nelms Charter Schools School District ranks among the top 20% of public school district in Texas for:

Category
Attribute
Overall Rank
Highest overall rank (Top 20%)
Math Proficiency
Highest math proficiency (Top 20%)
Reading/Language Arts Proficiency
Highest reading/language arts proficiency (Top 5%)
Science Proficiency
Highest science proficiency (Top 1%)
For the 2025 school year, there are 2 public schools serving 324 students in Calvin Nelms Charter Schools School District. This district's average testing ranking is 10/10, which is in the top 10% of public schools in Texas.
Public Schools in Calvin Nelms Charter Schools School District have an average math proficiency score of 55% (versus the Texas public school average of 41%), and reading proficiency score of 73% (versus the 51% statewide average).
Minority enrollment is 86% of the student body (majority Hispanic), which is more than the Texas public school average of 75% (majority Hispanic).

Overview

This School District
This State (TX)
# Schools
2 Schools
9,320 Schools
# Students
324 Students
5,529,984 Students
# Teachers
18 Teachers
374,844 Teachers
Student : Teacher Ratio
18:1
18:1

Student By Grade

District Rank

Calvin Nelms Charter Schools School District, which is ranked #115 of all 1,196 school districts in Texas (based off of combined math and reading proficiency testing data) for the 2021-2022 school year.
The school district's graduation rate of 90% has stayed relatively flat over five school years.
This School District
State Average (TX)
#133 out of 1204 school districts
(Top 20%)
50-54%
41%
70-74%
51%
75-79%
46%
≥90%
90%

Students by Ethnicity:

0.58
0.64
% American Indian
n/a
n/a
% Asian
5%
6%
% Hispanic
61%
53%
% Black
17%
13%
% White
14%
25%
% Hawaiian
n/a
n/a
% Two or more races
3%
3%
All Ethnic Groups

District Revenue and Spending

The revenue/student of $11,395 in this school district is less than the state median of $13,387. The school district revenue/student has declined by 7% over four school years.
The school district's spending/student of $7,756 is less than the state median of $14,116. The school district spending/student has declined by 7% over four school years.
This School District
This State (TX)
Total Revenue
$4 MM
$74,029 MM
Spending
$3 MM
$78,063 MM
Revenue / Student
$11,395
$13,387
Spending / Student
$7,756
$14,116

Best Calvin Nelms Charter Schools School District Public Schools (2025)

School
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Calvin Nelms High School
Charter School
(Math: 60-69% | Reading: 70-79%)
Rank:
10/
10
Top 10%
20625 Clay Rd
Katy, TX 77449
(281) 398-8031
Grades: 9-12
| 168 students
Rank: #22.
Calvin Nelms Middle School
Charter School
(Math: 50-54% | Reading: 70-74%)
Rank:
9/
10
Top 20%
20625 Clay Rd
Katy, TX 77449
(281) 398-8031
Grades: 6-8
| 156 students

Frequently Asked Questions

How many schools belong to Calvin Nelms Charter Schools School District?
Calvin Nelms Charter Schools School District manages 2 public schools serving 324 students.
What is the rank of Calvin Nelms Charter Schools School District?
Calvin Nelms Charter Schools School District is ranked #115 out of 1,196 school districts in Texas (top 10%) based off of combined math and reading proficiency testing data for the 2021-2022 school year. This district ranks in the top 20% of Texas school districts for: Highest overall rank (Top 20%), Highest math proficiency (Top 20%), Highest reading/language arts proficiency (Top 5%) and Highest science proficiency (Top 1%)
What is the racial composition of students in Calvin Nelms Charter Schools School District?
61% of Calvin Nelms Charter Schools School District students are Hispanic, 17% of students are Black, 14% of students are White, 5% of students are Asian, and 3% of students are Two or more races.
What is the student/teacher ratio of Calvin Nelms Charter Schools School District?
Calvin Nelms Charter Schools School District has a student/teacher ratio of 18:1, which is higher than the Texas state average of 15:1.
What is Calvin Nelms Charter Schools School District's spending/student ratio?
The school district's spending/student of $7,756 is less than the state median of $14,116. The school district spending/student has declined by 7% over four school years.

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Quick Stats (2025)

  • District size: 2 schools
  • Grades: 06-12
  • Enrollment: 324 students
  • Student:Teacher Ratio: 18:1
  • Minority Enrollment: 86%
  • : ≥90% (Top 50% in TX)
  • : Top 20%
  • : 50-54% (Top 20%)
  • : 70-74% (Top 5%)
  • : 75-79% (Top 1%)
  • Source: National Center for Education Statistics (NCES), TX Dept. of Education

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