publichighGrade 9-12

St. Charles High

725 N Kingshighway St, St Charles, MO 63301, United States

+1 (636) 443-4100

http://www.stcharlessd.org/schs

5.7

Overall Rating

Location

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St. Charles High Overview

About This School

St. Charles High is a public high in St Charles, Missouri, serving 782 students in grades Grade 9-12. Academic results show that students demonstrate proficiency levels of 62% in ELA and 52% in math. The school maintains a 10:1 student-teacher ratio with 73 teachers on staff, while the average teacher salary is $64,719. Guidance resources include a ratio of 195 students per counselor. Students at the school are 55% male and 45% female. The demographic breakdown consists of 70% White, 14% Hispanic, 14% Black, 1% Asian, and 1% Two or More Races.

782

Total Students

Grade 9-12

10:1

Student-Teacher Ratio

73 full-time teachers

Academic Performance

Percentage of students who met or exceeded state standards

English Language Arts62%

Mathematics52%

Science0%

School Information

School Type

public

Grade Levels

Grade 9-12

County

St. Charles County

Students per Counselor

195:1

St. Charles High Academics & Test Scores

Test Scores

State assessment results showing percentage of students proficient or above

62%

English Language Arts

City Avg: 59%State Avg: 42%

52%

Mathematics

City Avg: 55%State Avg: 38%

N/A

Science

Class Information

10:1

Student-Teacher Ratio

City Avg: 12.6:1

State Avg: 11.9:1

195

Students per Counselor

St. Charles High Teachers & Staff

Teaching Staff

Total Full-Time Teachers

Average Teacher Salary

$64,719

City Avg: $66,893

State Avg: $57,370

Based on state average salaries for full-time teachers

Support Staff

Student-Teacher Ratio10:1

Students per Counselor195:1

St. Charles High Student Demographics

Student Body

55.24%

Male

44.76%

Female

Total Enrollment: 782 students

Racial & Ethnic Diversity

White70.08%

Hispanic13.94%

Asian1.15%

Black13.68%

Two or More Races1.02%

Native American0%

St. Charles High Reviews

Frequently Asked Questions About St. Charles High

Q: What is St. Charles High?

A: St. Charles High is a high public located in St Charles.

Q: How many students attend St. Charles High?

A: St. Charles High has approximately 782 students enrolled.

Q: What is the student-teacher ratio at St. Charles High?

A: The student-teacher ratio at St. Charles High is 10:1.

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Detailed Information about St. Charles High

Data sourced from NCES, CCD, and state education agencies. Last verified: May 2026. See methodology →

Schoolary Research Team

Verified with NCES & state education agency data

About St. Charles High - St Charles, MO

Quick Facts about St. Charles High
School Name	St. Charles High
School Type	public
Grade Levels	Grade 9-12
Location	725 N Kingshighway St, St Charles, MO 63301, St Charles, MO
County	St. Charles County
Phone	+1 (636) 443-4100
Total Students	782
Student-Teacher Ratio	10:1
Full-Time Teachers	73
Rating	5.7/10
ELA Proficiency	62%
Math Proficiency	52%
Science Proficiency	%

Frequently Asked Questions about St. Charles High

What is St. Charles High?

St. Charles High is a high public located in St Charles.

How many students attend St. Charles High?

St. Charles High has approximately 782 students enrolled.

What is the student-teacher ratio at St. Charles High?

The student-teacher ratio at St. Charles High is 10:1.

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