The bulletin board for America's public schools. Parents, teachers, students, and staff. One community per school.
SCHOOL COMMUNITY·FORT ZUMWALT SCHOOL DISTRICT·NCES 290837002038

MID RIVERS ELEM.

7479 MEXICO RD, ST PETERS, MO 63376 · (636) 278-2168 · St. Charles County
GRADES KG–05ELEMENTARY21-SUBURBREGULAR SCHOOL444 STUDENTS
Enrollment
444
Elementary
DISTRICT 430 · STATE 315
Student : Teacher
12.4:1
36 FTE teachers
DISTRICT 12.2:1 · STATE 12.4:1
Free / Reduced Lunch
15%
68 students
DISTRICT 20% · STATE 54%
Community
1
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Kindergarten
72
Grade 1
62
Grade 2
74
Grade 3
74
Grade 4
87
Grade 5
75
Student demographics
White
34077%
DISTRICT 73% · STATE 67%
Hispanic
256%
DISTRICT 8% · STATE 9%
Black
337%
DISTRICT 8% · STATE 15%
Asian
133%
DISTRICT 5% · STATE 2%
Two+
327%
DISTRICT 6% · STATE 6%
Pacific Islander
10%
DISTRICT 0% · STATE 0%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
20246%
Female
24255%

Discussions

+ POST

Test scores

MO DVT (Growth) 2024-25 . Growth Percentile vs Peers
English Language Arts
65.7%
MO avg 49.5% . +16.7pp since 2023
Math
77.2%
MO avg 48.7% . +28.5pp since 2023

What this means: On the MO DVT (Growth), Missouri's statewide test, about 66 of every 100 students at this school read and write at grade level and about 77 of 100 do math at grade level. Across all Missouri schools, those numbers are about 50 and 49. Reading and writing scores are up about 17 points since 2023, while math scores are up about 29 points.

Source: MO DVT (Growth). 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
54.4%
composite math + reading, all grades
Predicted
51.0%
based on MO schools with similar FRL share
Beats by
+3.4pp
above demographic expectation

What this means: About 54% of students here test proficient in math and reading, compared with the roughly 51% 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 →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
444
-38 (-8%) vs 2017
Student : Teacher
12.4:1
was 12.5:1
% White
77%
was 81%
% Hispanic
6%
was 5%
% Black
7%
was 6%
% Asian
3%
was 2%
Source: NCES Common Core of Data

About MID RIVERS ELEM.

MID RIVERS ELEM. is one of the average-sized elementary schools in ST PETERS, Missouri, run under FORT ZUMWALT SCHOOL DISTRICT, with 444 students on its rolls from grades K through 5. Compared to the state average of about 315 students per school, that is 41% bigger than typical.

FORT ZUMWALT SCHOOL DISTRICT comprises 25 schools with combined enrollment of 16,698 students; MID RIVERS ELEM. is among them.

Demographically, MID RIVERS ELEM. reports that the largest single group is White, at 77% of enrollment; the rest reads as 7% Black, 7% multiracial, 6% Hispanic, 3% Asian.

Looking at school resources, On paper, MID RIVERS ELEM. has 36 full-time-equivalent teachers, translating to a class-load average of around 12.4:1. The state averages about 12.4:1, putting this campus right in line with peers. Around 15% of the student body qualifies for free or reduced-price meals, which schools and policymakers use as a rough income-mix signal.

On a residual basis (actual vs predicted given the student mix), MID RIVERS ELEM. sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 51.0%; this one delivers 54.4%.

In the surrounding community, census data for St. Charles County shows median household income runs about $104,692, roughly 43% of adults have completed at least a four-year degree, and census figures put the poverty rate at about 4%. MID RIVERS ELEM. is one of 93 public schools in St. Charles County (combined enrollment of about 59,314 students).

The closest other public school is ST. PETERS ELEM., roughly 1.0 miles away. Within five miles, there are 8 other public schools. Ranking that nearby cluster on reported proficiency puts MID RIVERS ELEM. at 4th of 6; the average score across the group is 63.5%.

The school occupies a residential site.

Trend over the last 7 years. Over the past 7-year window, the student count declined 8%: 482 students in 2018 compared to 444 in 2025. Over the same period, the White share declined from 81% to 77%.

On this page, members of the MID RIVERS ELEM. community share and discuss open house dates, ride-share offers, and field-trip permission slips. Anyone with firsthand experience at this school can post or comment.

St. Charles County at a glance

View full county profile
Population
414,535
Census ACS
Median income
$104,692
Household, ACS
Bachelor's+
43%
Adults 25+
Poverty rate
4%
Below federal line
Schools in county
93
59,314 students

Quick facts

School name
MID RIVERS ELEM.
District
FORT ZUMWALT SCHOOL DISTRICT
Address
7479 MEXICO RD, ST PETERS, MO 63376
Phone
(636) 278-2168
County
St. Charles County
Level
Elementary
Grade range
KG–05
Total enrollment
444
Teachers (FTE)
36
Student–teacher ratio
12.4:1
Free/Reduced lunch
68 (15%)
Locale
21-Suburb: Large
NCES ID
290837002038
Charter school
No
Virtual school
No

Related schools

Other schools in FORT ZUMWALT SCHOOL DISTRICT
Other schools in ST PETERS
Nearby schools

Frequently asked questions

About MID RIVERS ELEM.
How many students attend MID RIVERS ELEM.?
MID RIVERS ELEM. enrolls approximately 444 students in grades KG-05.
What grades does MID RIVERS ELEM. serve?
MID RIVERS ELEM. serves grades KG-05.
How many teachers does MID RIVERS ELEM. have?
MID RIVERS ELEM. employs 36 FTE teachers, for a student-to-teacher ratio of 12.4:1.
How diverse is MID RIVERS ELEM.?
MID RIVERS ELEM. reports a student body of 77% White, 6% Hispanic, 7% Black, 3% Asian, 7% Two or more.
Is MID RIVERS ELEM. public or private?
MID RIVERS ELEM. is a public K-12 school, overseen by FORT ZUMWALT SCHOOL DISTRICT.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
+ Post