Enrollment
310
High
DISTRICT 242 · STATE 501
SCHOOL COMMUNITY·CHARLESTON R-I·NCES 290867000254
CHARLESTON HIGH
606 S. THORN ST, CHARLESTON, MO 63834 · (573) 683-3761 · Mississippi County
GRADES 07–12HIGH43-RURALTITLE IREGULAR SCHOOL310 STUDENTS
C-
allk12 Grade
Scored higher than 21% of Missouri public high schools
- DTest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- B-Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
- ·Three-year trend Not available for this school, so the grade uses the other parts.
Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Missouri public high schools
Student : Teacher
11.1:1
28 FTE teachers
DISTRICT 11.2:1 · STATE 12.2:1
Free / Reduced Lunch
100%
310 students
DISTRICT 100% · STATE 54%
Community
0
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 7 | 62 | 20% |
| Grade 8 | 53 | 17% |
| Grade 9 | 59 | 19% |
| Grade 10 | 44 | 14% |
| Grade 11 | 41 | 13% |
| Grade 12 | 51 | 16% |
Student demographics
49%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 55% · STATE 52% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
School pathway
Feeds from
Based on grade levels within CHARLESTON R-I. Attendance zones can vary; confirm enrollment with the district.
Test scores
MAP 2024-25 . % Proficient + AdvancedEnglish Language Arts
22.4%
MO avg 44.9%
Math
15.2%
MO avg 43.8%
What this means: On the MAP, Missouri's statewide test, about 22 of every 100 students at this school read and write at grade level and about 15 of 100 do math at grade level. Across all Missouri schools, those numbers are about 45 and 44.
Performance levels, 2024-25
| Subject | Advanced | Proficient | Basic | Below Basic |
|---|---|---|---|---|
| English Language Arts | 5.4% | 17.0% | 50.3% | 27.2% |
| Math | 3.4% | 11.8% | 33.3% | 51.3% |
Share of tested students at each MAP level. Each student counts in one level, so a row adds to about 100%.
MAP results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 22.4% | 15.2% |
| 2023-24 | 25.1% | 9.7% |
| 2022-23 | 28.3% | 10.4% |
% Proficient + Advanced, all students and all tested grades.
Source: MAP. All students, all grades. See all years and grades →
BeatsExpectations
Demographically-adjusted score · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
16.6%
composite math + reading, all grades
Predicted
22.4%
based on MO schools with similar FRL share
Beats by
-5.8pp
below demographic expectation
What this means: About 17% of students here test proficient in math and reading, compared with the roughly 22% typical for Missouri schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Missouri's top nor bottom 10%.
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →
Schools most like CHARLESTON HIGH
CHARLESTON HIGH's state test result (16.6% proficient) is higher than 1 of the 4 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| CHARLESTON HIGH this school | 310 | 100.0% | 16.6% |
| STEAM ACADEMY AT MSB HIGH SCHO FERGUSON | 434 | 100.0% | 60.6% |
| GRAND CENTER ARTS ACADEMY HIGH ST. LOUIS | 402 | 100.0% | 25.9% |
| HAYTI HIGH HAYTI | 225 | 100.0% | 14.6% |
| CARUTHERSVILLE HIGH CARUTHERSVILLE | 243 | 100.0% | 20.4% |
| NORTHVIEW Florissant | 132 | 100.0% | N/A |
Matched among Missouri high schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.
Where CHARLESTON HIGH ranks
Among high schools| Measure | This school | In Missouri |
|---|---|---|
| State test proficiency ranked highest first | 16.6% | #406 of 443 |
| Math proficiency ranked highest first | 15.2% | #401 of 453 ▲ 25 |
| Reading proficiency ranked highest first | 22.4% | #356 of 382 ▼ 6 |
| Enrollment ranked largest first | 310 | #250 of 561 |
| Students per teacher ranked fewest first | 11.1:1 | #46 of 343 |
| Diversity index ranked most diverse first | 49.0% | #80 of 343 |
| Free and reduced lunch ranked highest share first | 100% | #18 of 455 |
| Enrollment change since 2017-18 ranked fastest growth first | +12.7% | #52 of 151 |
Ranked against other public high schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
310
+50 (+19%) vs 2020
-38% since 1990-91, when it was 504
Student : Teacher
11.1:1
was 12.4:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 310 | 28 | 11.1:1 | 100% (310) |
| 2023-24 | 331 | 26.8 | 12.3:1 | 99% (328) |
| 2022-23 | 331 | 29.5 | 11.2:1 | 97% (321) |
| 2020-21 | 260 | 21 | 12.4:1 | 99% (257) |
| 2017-18 | 275 | 25.1 | 11.0:1 | 100% (275) |
| 2015-16 | 273 | 23 | 11.9:1 | 100% (273) |
| 2010-11 | 304 | 20 | 15.2:1 | 58% (176) |
| 2000-01 | 399 | 28 | 14.3:1 | 52% (208) |
| 1990-91 | 504 | 34 | 14.8:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for CHARLESTON HIGH.
Since 2017-18: students up 13% (275 to 310); teachers up 12% (25.1 to 28).
About CHARLESTON HIGH
This page covers CHARLESTON HIGH, a small high school in CHARLESTON, Missouri. It teaches 310 students in grades 7 through 12. That is 38% below the average of about 501 students for high schools in Missouri.
CHARLESTON HIGH is in CHARLESTON R-I, a district with 727 students across 3 schools.
At CHARLESTON HIGH, 66% of students are Black. The remaining students are 26% White, 4% multiracial, and 3% Hispanic. Census figures show Mississippi County is about 19% Black. On the diversity index, which measures the chance that two random students are from different groups, CHARLESTON HIGH scores 49%.
CHARLESTON HIGH has 28 full-time-equivalent teachers, for a student-to-teacher ratio of about 11.1:1. By comparison, the average for high schools in Missouri is 12.2:1. A common income measure, free or reduced-price lunch eligibility, is 100% at CHARLESTON HIGH. The figure for public schools in Mississippi County is close, at 100%.
CHARLESTON HIGH holds a C- allk12 Grade, placing it above 21% of Missouri public high schools.
In Missouri, CHARLESTON HIGH is in the middle band of BeatsExpectations: 16.6% actual against a predicted 22.4%.
In Mississippi County, where the school is located, the median household earns about $48,160 a year, 15% of adults hold a bachelor's degree or higher, and about 16% of people live in poverty. Counting CHARLESTON HIGH, Mississippi County has 7 public schools.
A public school about 0.6 miles away, WARREN E. HEARNES ELEM., is the closest to CHARLESTON HIGH. CHARLESTON HIGH has 2 other public schools within five miles. Among 8 nearby schools that report test results, CHARLESTON HIGH ranks 6th on proficiency.
CHARLESTON HIGH is in rural territory far from an urban area, a location NCES labels Rural: Remote.
Enrollment increased 19% over 4 years, reaching 310 in 2024-25. Staffing shifted too: the ratio moved from 12.4:1 to 11.1:1.
The allk12 page for CHARLESTON HIGH lets the school community talk about athletics, class schedules, and weather closures. You can also rate the school on this page.
Mississippi County at a glance
View full county profilePopulation
11,902
Census ACS
Median income
$48,160
Household, ACS
Bachelor's+
15%
Adults 25+
Poverty rate
16%
Below federal line
Schools in county
7
1,730 students
Quick facts
Related schools
Other schools in CHARLESTON R-I
- WARREN E. HEARNES ELEM.Elementary · 276 students
- CHARLESTON MIDDLE SCHOOLMiddle · 141 students
Other schools in CHARLESTON
- WARREN E. HEARNES ELEM.Elementary · 276 students
- CHARLESTON MIDDLE SCHOOLMiddle · 141 students
- SOUTHEAST CORRECTIONAL CENTERHigh
Other Charleston High schools
3 other US public schools in 4 states are named Charleston High. CHARLESTON HIGH is the 3rd largest of the 4.
- Charleston High SchoolCharleston, IL · 795 students
- CHARLESTON HIGH SCHOOLCHARLESTON, AR · 410 students
- Charleston High SchoolCHARLESTON, MS · 273 students
Nearby schools
- WARREN E. HEARNES ELEM.0.6 mi · 276
- CHARLESTON MIDDLE SCHOOL0.7 mi · 141
- EAST PRAIRIE ELEM9.8 mi · 412
- EAST PRAIRIE MIDDLE10.0 mi · 290
- EAST PRAIRIE HIGH10.0 mi · 301
- Cairo Elementary School10.7 mi · 148
Frequently asked questions
About CHARLESTON HIGHHow large is CHARLESTON HIGH?
CHARLESTON HIGH enrolls approximately 310 students in grades 07-12.
What age range does CHARLESTON HIGH serve?
CHARLESTON HIGH serves students from grade 07 through grade 12.
How many students per teacher at CHARLESTON HIGH?
Approximately 11.1:1 students per teacher at CHARLESTON HIGH.
How diverse is CHARLESTON HIGH?
CHARLESTON HIGH reports a student body of 26% White, 3% Hispanic, 66% Black, 1% Asian, 4% Two or more.
Who oversees CHARLESTON HIGH?
CHARLESTON HIGH is overseen by CHARLESTON R-I in Mississippi County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.