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 is 1 public high school serving 168 students in Calvin Nelms Charter Schools School District. This district's average high testing ranking is 10/10, which is in the top 5% of public high schools in Texas.
Public High School in Calvin Nelms Charter School School District have an average math proficiency score of 65% (versus the Texas public high school average of 37%), and reading proficiency score of 75% (versus the 47% statewide average).
Public High School in Calvin Nelms Charter School School District have a Graduation Rate of 90%, which is more than the Texas average of 89%.
The school with highest graduation rate is Calvin Nelms High School, with ≥90% graduation rate. Read more about public school graduation rate statistics in Texas or national school graduation rate statistics.
Minority enrollment is 82% of the student body (majority Hispanic), which is more than the Texas public high school average of 74% (majority Hispanic).

Overview

This School District
This State (TX)
# Schools
2 Schools
2,552 Schools
# Students
324 Students
1,864,677 Students
# Teachers
18 Teachers
125,506 Teachers
Student : Teacher Ratio
18:1
18:1

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%)
This chart displays the overall district rank of Calvin Nelms Charter Schools  School District, with the latest 2021-22 school year data.
50-54%
41%
This chart displays the percentage of public school students that scored at or above 'proficient' levels in Math of Calvin Nelms Charter Schools  School District and the percentage of public school students that scored at or above 'proficient' levels in Math of Texas by year, with the latest 2021-22 school year data.
70-74%
51%
This chart displays the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of Calvin Nelms Charter Schools  School District and the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of Texas by year, with the latest 2021-22 school year data.
75-79%
46%
This chart displays the percentage of public school students that scored at or above 'proficient' levels in Science of Calvin Nelms Charter Schools  School District and the percentage of public school students that scored at or above 'proficient' levels in Science of Texas by year, with the latest 2021-22 school year data.
≥90%
90%
This chart displays public school graduation rate of Calvin Nelms Charter Schools  School District and public school graduation rate of Texas by year, with the latest 2021-22 school year data.

Students by Ethnicity:

0.58
0.64
# American Indian Students
1 Student
6,249 Students
% American Indian Students
n/a
n/a
# Asian Students
15 Students
95,920 Students
% Asian Students
5%
5%
# Hispanic Students
199 Students
992,082 Students
% Hispanic Students
61%
53%
# Black Students
55 Students
234,075 Students
% Black Students
17%
13%
# White Students
44 Students
483,077 Students
% White Students
14%
26%
# Hawaiian Students
n/a
2,934 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
10 Students
50,340 Students
% of Two or more races Students
3%
3%

Students by Grade:

# Students in PK Grade:
-
6,571
# Students in K Grade:
-
9,336
# Students in 1st Grade:
-
10,076
# Students in 2nd Grade:
-
10,215
# Students in 3rd Grade:
-
10,512
# Students in 4th Grade:
-
10,681
# Students in 5th Grade:
-
11,658
# Students in 6th Grade:
56
32,105
# Students in 7th Grade:
39
38,290
# Students in 8th Grade:
61
40,744
# Students in 9th Grade:
45
472,263
# Students in 10th Grade:
48
438,622
# Students in 11th Grade:
37
406,207
# Students in 12th Grade:
38
367,397
# Ungraded Students:
-
-

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
This chart displays total revenue of Calvin Nelms Charter Schools  School District and median value from total revenues of all school districts in Texas by year, with the latest 2020-21 school year data.
Spending
$3 MM
$78,063 MM
This chart displays total spending of Calvin Nelms Charter Schools  School District and median value from total spendings of all school districts in Texas by year, with the latest 2020-21 school year data.
Revenue / Student
$11,395
$13,387
This chart displays average revenue per public school student in Calvin Nelms Charter Schools  School District and average revenue per public school student of all school districts in Texas by year, with the latest 2020-21 school year data.
Spending / Student
$7,756
$14,116
This chart displays average spending per public school student in Calvin Nelms Charter Schools  School District and average spending per public school student of all school districts in Texas by year, with the latest 2020-21 school year data.

Best Calvin Nelms Charter Schools School District Public High 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

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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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