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SCHOOL COMMUNITY·ARMOUR SCHOOL DISTRICT 21-1·NCES 460378000878

Armour Middle School - 03

905 Dobson Ave, Armour, SD 57313 · (605) 724-2698 · Douglas County
GRADES 06–08MIDDLE43-RURALREGULAR SCHOOL50 STUDENTS
Enrollment
50
Middle
DISTRICT 75 · STATE 187
Student : Teacher
9.4:1
5 FTE teachers
DISTRICT 10.1:1 · STATE 13.4:1
Free / Reduced Lunch
18%
9 students
DISTRICT 14% · STATE 42%
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
9
Grade 7
23
Grade 8
18
Student demographics
White
4080%
DISTRICT 85% · STATE 66%
Hispanic
36%
DISTRICT 7% · STATE 9%
Black
24%
DISTRICT 3% · STATE 3%
Two+
24%
DISTRICT 4% · STATE 6%
Native American
36%
DISTRICT 2% · STATE 14%
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
2856%
Female
2244%

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Test scores

SD Smarter Balanced 2024-25 . % Proficient
English Language Arts
51.0%
SD avg 50.3% . +19.9pp since 2022
Math
49.0%
SD avg 47.5% . +0.1pp since 2022
Source: SD Smarter Balanced. 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
46.7%
composite math + reading, all grades
Predicted
55.6%
based on SD schools with similar FRL share
Beats by
-9.0pp
below 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
50
+8 (+19%) vs 2017
Student : Teacher
9.4:1
was 8.3:1
% White
80%
was 86%
% Hispanic
6%
was 5%
% Black
4%
was 0%
% Asian
0%
was 0%
Source: NCES Common Core of Data

About Armour Middle School - 03

Located at 905 Dobson Ave, in Armour, South Dakota, Armour Middle School - 03 is a very small junior high that works with 50 students (grades 6 through 8), operated by Armour School District 21-1. Compared to the state average of about 187 students per school, that is 73% leaner than typical.

Armour School District 21-1 comprises 3 schools with combined enrollment of 226 students; Armour Middle School - 03 is among them.

On demographics, Armour Middle School - 03 reports that nearly all students (80%) are White. Beyond that, the school lists 6% Hispanic, 6% Native American, 4% Black, 4% multiracial. The wider county runs roughly 92% White, putting the school's mix considerably less White than the area baseline.

Looking at school resources, On paper, Armour Middle School - 03 has 5 full-time-equivalent teachers, translating to a class-load average of around 9.4:1. Statewide, the average ratio sits near 13.4:1, putting Armour Middle School - 03 tighter than the state norm the norm. An estimated 18% of students are eligible for free or reduced-price lunch, a commonly cited indicator of low-income enrollment.

On a demographically-adjusted basis, Armour Middle School - 03 tracks the demographic baseline. The model predicts 55.6% given the school's FRL share; actual proficiency is 46.7%.

Across the wider county, census data for Douglas County shows the typical household earns roughly $86,442 per year, 25% of adults hold a bachelor's degree or higher, and census figures put the poverty rate at about 6%. Across Douglas County's 6 public schools (combined enrollment of about 353 students), Armour Middle School - 03 is one campus in the mix.

Armour Elementary - 02 is the nearest neighboring public school, about 0.0 miles from this campus. Counting just inside five miles, 2 other public schools cluster around Armour Middle School - 03. Among the 5 schools in that immediate cluster with test data (this one included), Armour Middle School - 03 ranks 3rd on composite proficiency, beneath the local average of 49.6%.

Geographically, the school is in a rural area.

Trend over the last 7 years. Looking back 7 years, enrollment at Armour Middle School - 03 has edged up 19%, going from 42 students in 2018 to 50 in 2025. The White share of enrollment fell from 86% to 80% over that span. Class-load math has grew: from 8.3:1 in 2018 to 9.4:1 in 2025.

Inside the community feed, the feed for Armour Middle School - 03 typically covers science fair prep, picture-day reminders, and bus-route questions. Posting is open to anyone connected to the school.

Douglas County at a glance

View full county profile
Population
2,828
Census ACS
Median income
$86,442
Household, ACS
Bachelor's+
25%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
6
353 students

Quick facts

School name
Armour Middle School - 03
District
Armour School District 21-1
Address
905 Dobson Ave, Armour, SD 57313
Phone
(605) 724-2698
County
Douglas County
Level
Middle
Grade range
06–08
Total enrollment
50
Teachers (FTE)
5
Student–teacher ratio
9.4:1
Free/Reduced lunch
9 (18%)
Locale
43-Rural: Remote
NCES ID
460378000878
Charter school
No
Virtual school
No

Related schools

Other schools in Armour School District 21-1
Other schools in Armour
Nearby schools

Frequently asked questions

About Armour Middle School - 03
What is the total enrollment at Armour Middle School - 03?
Armour Middle School - 03 enrolls approximately 50 students in grades 06-08.
What grades does Armour Middle School - 03 serve?
Armour Middle School - 03 serves grades 06-08.
How many students per teacher at Armour Middle School - 03?
Approximately 9.4:1 students per teacher at Armour Middle School - 03.
What is the student diversity at Armour Middle School - 03?
Student demographics at Armour Middle School - 03 are roughly 80% White, 6% Hispanic, 4% Black, 4% Two or more.
What district is Armour Middle School - 03 in?
Armour Middle School - 03 is part of Armour School District 21-1.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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