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Calvin Nelms Charter Schools (2026) - Katy, TX

Calvin Nelms Charter Schools

20625 Clay Rd
Katy, TX 77449
10/
10
Top 5%

Top Rankings

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

Category
Attribute
Overall Rank
Highest overall rank (Top 5%)
Math Proficiency
Highest math proficiency (Top 5%)
Reading/Language Arts Proficiency
Highest reading/language arts proficiency (Top 5%)
Science Proficiency
Highest science proficiency (Top 1%)
For the 2026 school year, there are 2 public schools serving 343 students in Calvin Nelms Charter Schools. This district's average testing ranking is 10/10, which is in the top 5% of public schools in Texas.
Public Schools in Calvin Nelms Charter Schools have an average math proficiency score of 73% (versus the Texas public school average of 44%), 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 76% (majority Hispanic).

Overview

This School District
This State (TX)
# Schools
2 Schools
9,283 Schools
# Students
343 Students
5,544,466 Students
# Teachers
18 Teachers
369,214 Teachers
Student-Teacher Ratio
19:1
19:1

Student By Grade

District Rank

Calvin Nelms Charter Schools, which is ranked #34 of all 1,194 school districts in Texas (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 90% has stayed relatively flat over five school years.
This School District
State Average (TX)
#39 out of 1202 school districts
(Top 5%)
73%
44%
70-74%
51%
75-79%
46%
(21-22)
≥90%
90%

Students by Ethnicity:

0.58
0.64
% American Indian
n/a
n/a
% Asian
5%
6%
% Hispanic
61%
54%
% Black
16%
13%
% White
14%
24%
% Hawaiian
n/a
n/a
% Two or more races
4%
3%
All Ethnic Groups

District Revenue and Spending

The revenue/student of $10,764 in this school district is less than the state median of $13,352. The school district revenue/student has declined by 7% over four school years.
The school district's spending/student of $7,327 is less than the state median of $14,079. The school district spending/student has declined by 17% 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
$10,764
$13,352
Spending / Student
$7,327
$14,079

Best Calvin Nelms Charter Schools Public Schools (2026)

School
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Calvin Nelms High School
Charter School
(Math: 70-79% | Reading: 70-79%)
Rank:
10/
10
Top 10%
20625 Clay Rd
Katy, TX 77449
(281) 398-8031
Gr: 9-12 | 183 students Student-teacher ratio: 18:1 Minority enrollment: 84%
Rank: #22.
Calvin Nelms Middle School
Charter School
(Math: 70-74% | Reading: 70-74%)
Rank:
10/
10
Top 10%
20625 Clay Rd
Katy, TX 77449
(281) 398-8031
Gr: 6-8 | 160 students Student-teacher ratio: 20:1 Minority enrollment: 88%

Frequently Asked Questions

How many schools belong to Calvin Nelms Charter Schools?
Calvin Nelms Charter Schools manages 2 public schools serving 343 students.
What is the rank of Calvin Nelms Charter Schools?
Calvin Nelms Charter Schools is ranked #34 out of 1,194 school districts in Texas (top 5%) based off of combined math and reading proficiency testing data for the 2022-2023 school year. This district ranks in the top 20% of Texas school districts for: Highest overall rank (Top 5%), Highest math proficiency (Top 5%), 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?
61% of Calvin Nelms Charter Schools students are Hispanic, 16% of students are Black, 14% of students are White, 5% of students are Asian, and 4% of students are Two or more races.
What is the student/teacher ratio of Calvin Nelms Charter Schools?
Calvin Nelms Charter Schools has a student/teacher ratio of 19:1, which is higher than the Texas state average of 15:1.
What is Calvin Nelms Charter Schools's spending/student ratio?
The school district's spending/student of $7,327 is less than the state median of $14,079. The school district spending/student has declined by 17% over four school years.

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Quick Facts (2026)

  • District size: 2 schools
  • Grades: 06-12
  • Enrollment: 343 students
  • Student-Teacher Ratio: 19:1
  • Minority Enrollment: 86%
  • : ≥90% (Btm 50% in TX)
  • : Top 5%
  • : 73% (Top 5%)
  • : 70-74% (Top 5%)
  • : 75-79% (Top 1%)
  • Source: National Center for Education Statistics (NCES), TX Dept. of Education

Quick Links


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