- Enrollment
- 1,994
- Students per teacher
- 18.5:1
- Resource Index
- 32/100
Other / mixed grade configuration · Hazelwood, MO
Armstrong Elem.
Federal NCES profile for Armstrong Elem., including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 39/100.
2024-25 NCES dataOther / mixed grade configurationNCES 291383000613
👥 S:T ratio 42
🌟 Gifted program 70
🎓 Counselors 28
📋 Attendance 16
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Armstrong Elem. earns 39/100 on the Resource Investment Index, with class sizes larger than 74% of Missouri schools.
- #5 of 6
- schools in Hazelwood · Resource Index
- 39
- Resource Index · Typical
- 14.4:1
- large classes for Missouri
- 74.7%
- free-lunch eligible
Armstrong Elem. has class sizes larger than 74% of Missouri schools. Computed live against every Missouri school reporting to NCES.
By Resource Investment Index, Armstrong Elem. ranks #5 of 6 schools in Hazelwood, MO.
School address
CCD year-over-year · 2022-23 → 2023-24
+25 students YoY
Armstrong Elem. grew from 348 students in 2022-23 to 373 in 2023-24 (+7.2%).
Teacher FTE added 25.5 → 27.2 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+25 students YoY 291383000613 · Hazelwood, MO Other · SMALL · TRAD
361 enr · 14.4:1 · 74.7% lunch · RII 39
Nearest enrollment peer: Hazelwood West High (1,994 students)
Armstrong Elem. grew from 348 students in 2022-23 to 373 in 2023-24 (+7.2%). Teacher FTE added 25.5 → 27.2 across the same CCD years. Read with this school → · District book → · Missouri schools → · Find another →
Armstrong Elem. in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Hazelwood West
Hazelwood West High
1,994 students
- Hazelwood Cent
Hazelwood Central High
1,718 students
- Hazelwood East
Hazelwood East High
1,310 students
- Northwest Midd 770
Northwest Middle
770 students
- West Middle 724
West Middle
724 students
- This school 361
Armstrong Elem.
361 students
What this shows Armstrong Elem. reports 361 students on the CCD universe file.
How Armstrong Elem. compares
Armstrong Elem. is a growing campus on CCD: ratios and free-lunch share vs Missouri and U.S. means.
| Metric | This school | vs Missouri | Missouri avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 14.4:1 | ▲ 12% | 12.8:1 | 15.7:1 |
| Free-lunch eligible | 74.7% | ▲ 62% | 46.1% | 51.7% |
| Enrollment | 361 | top 42% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
14.4:1
Leaner classes than 53% of US schools, a middle-of-the-pack class size.
361
Bigger than 41% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
74.7%
free-lunch eligible
- 62% above the Missouri average of 46.1%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
14.4:1
students per teacher
- 12% above state mean
Top 74% in Missouri - lower ratio than 26% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
33.8%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$13,977
per pupil, district-wide
- below Missouri avg of $14,087
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors1.0 FTE
Per 361 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 15 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 4.2 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
African American 76.5%
Two or More 9.7%
Hispanic or Latino 6.9%
White 5.5%
Asian 1.4%
Largest group: African American at 76.5% of enrollment.
Student-body diversity index 39.7/100
Simpson diversity index - at 39.7, Armstrong Elem. is more mixed than the Missouri school average of 31.0.
Programs
Gifted & talented Yes
District finance for Hazelwood reports $13,977 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Armstrong Elem. Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Hazelwood West High | Larger | Lower economic need | Higher S:T ratio |
| Hazelwood Central High | Larger | Lower economic need | Higher S:T ratio |
| Hazelwood East High | Larger | Lower economic need | Higher S:T ratio |
| Northwest Middle | Larger | Lower economic need | Higher S:T ratio |
| West Middle | Larger | Lower economic need | Similar S:T ratio |
Comparisons are relative to Armstrong Elem.'s own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,718
- Students per teacher
- 20.2:1
- Resource Index
- 33/100
- Enrollment
- 1,310
- Students per teacher
- 21.8:1
- Resource Index
- 35/100
- Enrollment
- 770
- Students per teacher
- 16:1
- Resource Index
- 39/100
- Enrollment
- 724
- Students per teacher
- 15.7:1
- Resource Index
- 41/100
Nationwide other schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~361 students)
Frequently asked questions about Armstrong Elem.
How many students attend Armstrong Elem.?
Armstrong Elem. has 361 students enrolled. It is a public school in Hazelwood, MO. CCD year-over-year: 348 (2022-23) → 373 (2023-24), up 25.
What is the student-teacher ratio at Armstrong Elem.?
The student-teacher ratio at Armstrong Elem. is 14.4:1, which is 12% higher than the Missouri average of 12.8:1 and 8% lower than the national average of 15.7:1.
What percentage of students receive free lunch at Armstrong Elem.?
74.7% of students at Armstrong Elem. are eligible for free lunch, compared to the Missouri average of 46.1%.
What is the racial and ethnic makeup of Armstrong Elem.?
The largest demographic group at Armstrong Elem. is African American at 76.5% of enrollment, in Hazelwood, MO.
What is the Resource Investment Index for Armstrong Elem.?
Armstrong Elem. has a Resource Investment Index of 39/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Armstrong Elem. rank among schools in Hazelwood?
By Resource Investment Index, Armstrong Elem. ranks #5 of 6 schools in Hazelwood, MO. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Hazelwood on the city page.
What other schools are in Hazelwood?
Besides Armstrong Elem., Hazelwood also operates Hazelwood West High (1,994 students), Hazelwood Central High (1,718 students), and Hazelwood East High (1,310 students). See the Hazelwood district page for the complete list.