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SCHOOL COMMUNITY·ST. CLAIR R-XIII·NCES 292910001863

ST. CLAIR JR. HIGH

925 HIGH SCHOOL DR, ST CLAIR, MO 63077 · (636) 629-3500 · Franklin County
GRADES 06–08MIDDLE32-TOWNTITLE IREGULAR SCHOOL451 STUDENTS
D
allk12 Grade
Scored higher than 11% of Missouri public middle schools
  • C-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • DBeats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
  • FThree-year trend Change in reading and math proficiency over the last three test years.

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 middle schools

Enrollment
451
Middle
DISTRICT 412 · STATE 461
Student : Teacher
13.8:1
33 FTE teachers
DISTRICT 12.4:1 · STATE 13.0:1
Free / Reduced Lunch
50%
225 students
DISTRICT 42% · STATE 54%
Community
1
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Grade 614231%
Grade 716035%
Grade 814933%
Student demographics
11%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 13% · STATE 52% · US 70%
White
42494%
DISTRICT 93% · STATE 67% · US 43%
Hispanic
20%
DISTRICT 1% · STATE 9% · US 30%
Black
51%
DISTRICT 1% · STATE 15% · US 15%
Two+
204%
DISTRICT 5% · STATE 6% · US 5%
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
Male
22049%
Female
23151%

School pathway

Students here typically continue to
ST. CLAIR JR. HIGH→ST. CLAIR HIGH
Feeds from
EDGAR MURRAY ELEM.03–05
Based on grade levels within ST. CLAIR R-XIII. Attendance zones can vary; confirm enrollment with the district.

Discussions

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Test scores

MAP 2024-25 . % Proficient + Advanced
English Language Arts
27.9%
MO avg 44.9% . -14.9pp since 2021
Math
32.2%
MO avg 43.8% . -7.5pp since 2021

What this means: On the MAP, Missouri's statewide test, about 28 of every 100 students at this school read and write at grade level and about 32 of 100 do math at grade level. Across all Missouri schools, those numbers are about 45 and 44. Reading and writing scores are down about 15 points since 2021, while math scores are down about 8 points.

Performance levels, 2024-25

SubjectAdvancedProficientBasicBelow Basic
English Language Arts10.5%17.4%50.0%22.0%
Math10.5%21.7%44.2%23.3%
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 yearEnglish Language ArtsMath
2024-2527.9%32.2%
2023-2436.1%31.2%
2022-2343.8%41.9%
2021-2242.8%39.7%
% Proficient + Advanced, all students and all tested grades.
Source: MAP. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
30.4%
composite math + reading, all grades
Predicted
41.2%
based on MO schools with similar FRL share
Beats by
-10.8pp
below demographic expectation

What this means: About 30% of students here test proficient in math and reading, compared with the roughly 41% 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 ST. CLAIR JR. HIGH

ST. CLAIR JR. HIGH's state test result (30.4% proficient) is higher than 0 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
ST. CLAIR JR. HIGH this school45149.9%30.4%
SULLIVAN MIDDLE
SULLIVAN
43448.2%43.8%
OWENSVILLE MIDDLE
OWENSVILLE
40851.7%33.1%
AVA MIDDLE
AVA
38651.6%38.7%
ELDON MIDDLE
ELDON
41453.4%41.9%
FARMINGTON MIDDLE
FARMINGTON
55748.3%47.8%
Matched among Missouri middle 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 ST. CLAIR JR. HIGH ranks

Among middle schools
MeasureThis schoolIn MissouriIn Franklin County
State test proficiency
ranked highest first
30.4%#297 of 379#6 of 6
Math proficiency
ranked highest first
32.2%#291 of 380
▼ 9
#6 of 6
no change
Reading proficiency
ranked highest first
27.9%#317 of 380
▼ 83
#6 of 6
no change
3-year test score change
ranked biggest drop first
-11.2pp#8 of 364#1 of 6
Enrollment
ranked largest first
451#186 of 397#3 of 7
Students per teacher
ranked fewest first
13.8:1#198 of 321#4 of 6
Diversity index
ranked most diverse first
11.4%#287 of 321#6 of 6
Free and reduced lunch
ranked highest share first
49.9%#182 of 379#1 of 6
Enrollment change since 2017-18
ranked fastest growth first
+14.2%#25 of 91N/A
Ranked against other public middle 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 2024-25
Enrollment
451
-21 (-4%) vs 2020
-9% since 1990-91, when it was 494
Student : Teacher
13.8:1
was 14.3:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-2545132.713.8:150% (225)
2023-2444833.613.3:149% (219)
2022-2345234.413.2:146% (209)
2020-214723314.3:156% (266)
2017-1839532.612.1:158% (228)
2015-164463213.9:154% (242)
2010-114943414.5:156% (276)
2000-015453018.2:132% (176)
1990-914942321.5:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for ST. CLAIR JR. HIGH.

Since 2017-18: students up 14% (395 to 451); teachers unchanged (32.6 to 32.7).

About ST. CLAIR JR. HIGH

ST CLAIR, Missouri, is home to ST. CLAIR JR. HIGH, a mid-sized middle school. It had 451 students in 2024-25, spanning grades 6 through 8.

ST. CLAIR R-XIII has 5 schools and 2,062 students, and ST. CLAIR JR. HIGH is one of those schools.

White students are 94% of those enrolled at ST. CLAIR JR. HIGH. The rest of enrollment is 4% multiracial. Its diversity index, the chance that two randomly chosen students belong to different racial or ethnic groups, is 11%.

Its ratio of 13.8:1 is based on 32.7 full-time-equivalent teachers. Statewide, middle schools in Missouri average 13.0:1. The share of students eligible for free or reduced-price lunch is 50%.

On the allk12 Grade, ST. CLAIR JR. HIGH lands at D, ahead of 11% of Missouri public middle schools.

The allk12 BeatsExpectations score for ST. CLAIR JR. HIGH is -10.8 points: 30.4% actual, 41.2% predicted.

Franklin County is the school's county. There, the median household earns about $73,165 a year, a bachelor's degree or higher is held by about 24% of adults, and the poverty rate is about 6%. ST. CLAIR JR. HIGH shares Franklin County with 40 other public schools.

Less than a tenth of a mile separates ST. CLAIR JR. HIGH from the closest public school, ST. CLAIR HIGH. The five-mile area around ST. CLAIR JR. HIGH holds 4 other public schools. ST. CLAIR JR. HIGH ranks 3rd of 6 among nearby schools on average proficiency, with 30.4% against a local average of 35.8%.

The federal government classifies ST. CLAIR JR. HIGH's location as Town: Distant.

Enrollment was 451 in 2024-25. In 2020-21, it was 472.

This page is a place to ask questions and share updates about fundraisers, report cards, and school supplies at ST. CLAIR JR. HIGH. Parents, students, alumni, and staff are welcome to post.

Franklin County at a glance

View full county profile
Population
105,950
Census ACS
Median income
$73,165
Household, ACS
Bachelor's+
24%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
41
15,025 students

Quick facts

School name
ST. CLAIR JR. HIGH
District
ST. CLAIR R-XIII
Address
925 HIGH SCHOOL DR, ST CLAIR, MO 63077
Phone
(636) 629-3500
County
Franklin County
Level
Middle
Grade range
06–08
Total enrollment
451
Teachers (FTE)
33
Student–teacher ratio
13.8:1
Free and reduced lunch
225 (50%)
Locale
32-Town: Distant
NCES ID
292910001863
Charter school
No
Virtual school
No

Related schools

Other schools in ST. CLAIR R-XIII
Other schools in ST CLAIR
Nearby schools

Frequently asked questions

About ST. CLAIR JR. HIGH
How many students attend ST. CLAIR JR. HIGH?
ST. CLAIR JR. HIGH enrolls approximately 451 students in grades 06-08.
What grades does ST. CLAIR JR. HIGH serve?
ST. CLAIR JR. HIGH serves grades 06-08.
What is the student-teacher ratio at ST. CLAIR JR. HIGH?
The student-to-teacher ratio at ST. CLAIR JR. HIGH is approximately 13.8:1 (33 FTE teachers).
What is the racial breakdown of students at ST. CLAIR JR. HIGH?
At ST. CLAIR JR. HIGH, the student body is approximately 94% White, 0% Hispanic, 1% Black, 4% Two or more.
What district is ST. CLAIR JR. HIGH in?
ST. CLAIR JR. HIGH is part of ST. CLAIR R-XIII.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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