- Enrollment
- 564
- Students per teacher
- 13.8:1
- Resource Index
- 31/100
Elementary school (grades K-5) · Richton Park, IL
Neil Armstrong Elem School
Federal NCES profile for Neil Armstrong Elem School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 49/100.
2024-25 NCES dataElementary school (grades K-5)NCES 173630003751
👥 S:T ratio 47
🌟 Gifted program 70
📋 Attendance 32
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Neil Armstrong Elem School earns 49/100 on the Resource Investment Index, with class sizes near the Illinois median.
- #2 of 4
- public schools in Richton Park · Resource Index
- 49
- Resource Index · Higher
- 13.3:1
- students per teacher
- 266
- students enrolled
Neil Armstrong Elem School has class sizes near the Illinois median. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Neil Armstrong Elem School ranks #2 of 4 public schools in Richton Park, IL.
School address
NCES ID 173630003751 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-9 students YoY
Neil Armstrong Elem School held near 272 students from 2022-23 to 2023-24 (-9 headcount).
Teacher FTE held 20.5 → 20.7 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-9 students YoY 173630003751 · Richton Park, IL Elementary · SMALL · TRAD
266 enr · 13.3:1 · RII 49
Nearest enrollment peer: Colin Powell Middle Sch (564 students)
Neil Armstrong Elem School held near 272 students from 2022-23 to 2023-24 (-9 headcount). Teacher FTE held 20.5 → 20.7 across the same CCD years. Read with this school → · District book → · Illinois schools → · Find another →
Neil Armstrong Elem School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Colin Powell M
Colin Powell Middle Sch
564 students
- Marya Yates El
Marya Yates Elementary School
284 students
- Sieden Prairie
Sieden Prairie Elementary School
279 students
- This school
Neil Armstrong Elem School
266 students
- Woodgate Elem
Woodgate Elem School
260 students
What this shows Neil Armstrong Elem School reports 266 students on the CCD universe file.
How Neil Armstrong Elem School compares
Neil Armstrong Elem School held steady on CCD headcount: ratios and free-lunch share vs Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 13.3:1 | ▼ 5% | 14:1 | 15.7:1 |
| Enrollment | 266 | top 70% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
13.3:1
Leaner classes than 64% of US schools, a middle-of-the-pack class size.
266
Bigger than 28% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Staffing depth
13.3:1
students per teacher
- 5% below state mean
Top 46% in Illinois - lower ratio than 54% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
27.4%
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
$23,994
per pupil, district-wide
- above Illinois avg of $18,196
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 1 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.4 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
African American 86.5%
Hispanic or Latino 7.9%
Two or More 4.5%
White 0.8%
American Indian / Alaska Native 0.4%
Largest group: African American at 86.5% of enrollment.
Student-body diversity index 24.3/100
Simpson diversity index - at 24.3, Neil Armstrong Elem School is less mixed than the Illinois school average of 38.9.
Programs
Gifted & talented Yes
District finance for Esd 159 reports $23,994 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Neil Armstrong Elem School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Colin Powell Middle Sch | Larger | No free-lunch data | Similar S:T ratio |
| Marya Yates Elementary School | Similar size | No free-lunch data | Similar S:T ratio |
| Sieden Prairie Elementary School | Similar size | No free-lunch data | Higher S:T ratio |
| Woodgate Elem School | Similar size | No free-lunch data | Similar S:T ratio |
Comparisons are relative to Neil Armstrong Elem School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 284
- Students per teacher
- 13.5:1
- Resource Index
- 35/100
- Enrollment
- 279
- Students per teacher
- 16.4:1
- Resource Index
- 34/100
- Enrollment
- 260
- Students per teacher
- 14.4:1
- Resource Index
- 36/100
Similar elementary schools in Richton Park
1 comparable elementary schools (grades K-5) serving the same city.
Nationwide elementary 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 (~266 students)
Frequently asked questions about Neil Armstrong Elem School
How many students attend Neil Armstrong Elem School?
Neil Armstrong Elem School has 266 students enrolled. It is an elementary school in Richton Park, IL. CCD year-over-year: 281 (2022-23) → 272 (2023-24), nearly flat (-9).
What is the student-teacher ratio at Neil Armstrong Elem School?
The student-teacher ratio at Neil Armstrong Elem School is 13.3:1, which is 5% lower than the Illinois average of 14:1 and 15% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What is the racial and ethnic makeup of Neil Armstrong Elem School?
The largest demographic group at Neil Armstrong Elem School is African American at 86.5% of enrollment, in Richton Park, IL.
What is the Resource Investment Index for Neil Armstrong Elem School?
Neil Armstrong Elem School has a Resource Investment Index of 49/100 (higher reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Neil Armstrong Elem School rank among public schools in Richton Park?
By Resource Investment Index, Neil Armstrong Elem School ranks #2 of 4 public schools in Richton Park, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking.
What other schools are in Esd 159?
Besides Neil Armstrong Elem School, Esd 159 also operates Colin Powell Middle Sch (564 students), Marya Yates Elementary School (284 students), and Sieden Prairie Elementary School (279 students). See the Esd 159 district page for the complete list.