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SCHOOL COMMUNITY·DUNKLIN R-V·NCES 291425002399

SENN-THOMAS MIDDLE

200 SENN THOMAS DR, HERCULANEUM, MO 63048 · (636) 479-5200 · Jefferson County
GRADES 06–08MIDDLE21-SUBURBTITLE IREGULAR SCHOOL347 STUDENTS
Enrollment
347
Middle
DISTRICT 424 · STATE 461
Student : Teacher
16.1:1
22 FTE teachers
DISTRICT 13.9:1 · STATE 13.0:1
Free / Reduced Lunch
45%
155 students
DISTRICT 45% · STATE 54%
Community
0
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Grade 6
110
Grade 7
117
Grade 8
120
Student demographics
White
30086%
DISTRICT 87% · STATE 67%
Hispanic
123%
DISTRICT 3% · STATE 9%
Black
103%
DISTRICT 3% · STATE 15%
Asian
41%
DISTRICT 1% · STATE 2%
Two+
216%
DISTRICT 6% · STATE 6%
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
18954%
Female
15846%

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Test scores

MO DVT (Growth) 2024-25 . Growth Percentile vs Peers
English Language Arts
39.7%
MO avg 49.5% . -16.3pp since 2023
Math
17.0%
MO avg 48.7% . -65.0pp since 2023
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
51.7%
composite math + reading, all grades
Predicted
50.4%
based on MO schools with similar FRL share
Beats by
+1.3pp
above demographic expectation
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
347
+2 (+1%) vs 2017
Student : Teacher
16.1:1
was 15.2:1
% White
86%
was 90%
% Hispanic
3%
was 2%
% Black
3%
was 5%
% Asian
1%
was 0%
Source: NCES Common Core of Data

About SENN-THOMAS MIDDLE

SENN-THOMAS MIDDLE is one of the intimate middle-grades schools in HERCULANEUM, Missouri, run under DUNKLIN R-V, with 347 students on its rolls from grades 6 through 8. Enrollment runs roughly 25% below the state mean of about 461.

DUNKLIN R-V runs 4 schools in total, collectively educating 1,697 students. SENN-THOMAS MIDDLE is one of those campuses.

On demographics, SENN-THOMAS MIDDLE shows that nearly all students (86%) are White. The remainder comes out to 6% multiracial, 3% Hispanic, 3% Black. That composition is broadly in line with Jefferson County as a whole.

Looking at the economic backdrop, SENN-THOMAS MIDDLE shows 22 full-time-equivalent teachers, putting the student-to-teacher ratio at about 16.1:1. Statewide, the average ratio sits near 13.0:1, putting SENN-THOMAS MIDDLE higher than the state norm the norm. An estimated 45% of students are eligible for free or reduced-price lunch, often used as a Title I proxy.

Adjusting for the school's free-and-reduced-lunch share, SENN-THOMAS MIDDLE performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 50.4%, the actual is 51.7%, a residual of +1.3 points.

Across the wider county, the surrounding county (Jefferson County) logs that median household earnings sit near $82,851, roughly 25% of adults have completed at least a four-year degree, and roughly 6% of residents live below the federal poverty line. In all, Jefferson County runs 69 public schools (combined enrollment of about 36,216 students), of which SENN-THOMAS MIDDLE is one.

Nearest neighbor: TAYLOR EARLY CHILDHOOD, around 0.5 miles off. Counting just inside five miles, 8 other public schools cluster around SENN-THOMAS MIDDLE. On composite proficiency, SENN-THOMAS MIDDLE comes 5th of 7 in the immediate cluster, beneath the nearby-schools average of 51.7%.

The school occupies an outer-ring site.

Trend over the last 7 years. Over the past 7-year window, the student count changed only slightly: 345 students in 2018 compared to 347 in 2025.

Inside the community feed, recent activity here tends to focus on open house dates, ride-share offers, and field-trip permission slips. Posting is open to anyone connected to the school.

Jefferson County at a glance

View full county profile
Population
229,458
Census ACS
Median income
$82,851
Household, ACS
Bachelor's+
25%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
69
36,216 students

Quick facts

School name
SENN-THOMAS MIDDLE
District
DUNKLIN R-V
Address
200 SENN THOMAS DR, HERCULANEUM, MO 63048
Phone
(636) 479-5200
County
Jefferson County
Level
Middle
Grade range
06–08
Total enrollment
347
Teachers (FTE)
22
Student–teacher ratio
16.1:1
Free/Reduced lunch
155 (45%)
Locale
21-Suburb: Large
NCES ID
291425002399
Charter school
No
Virtual school
No

Related schools

Other schools in DUNKLIN R-V
Other schools in HERCULANEUM
Nearby schools

Frequently asked questions

About SENN-THOMAS MIDDLE
What is the total enrollment at SENN-THOMAS MIDDLE?
SENN-THOMAS MIDDLE enrolls approximately 347 students in grades 06-08.
What age range does SENN-THOMAS MIDDLE serve?
SENN-THOMAS MIDDLE serves students from grade 06 through grade 08.
How many students per teacher at SENN-THOMAS MIDDLE?
Approximately 16.1:1 students per teacher at SENN-THOMAS MIDDLE.
What is the student diversity at SENN-THOMAS MIDDLE?
Student demographics at SENN-THOMAS MIDDLE are roughly 86% White, 3% Hispanic, 3% Black, 1% Asian, 6% Two or more.
What district is SENN-THOMAS MIDDLE in?
SENN-THOMAS MIDDLE is part of DUNKLIN R-V.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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