Enrollment
81
Illinois · 2024-25 NCES data
Elementary school (grades K-5) · Armstrong, IL
Armstrong-Ellis Elem School
Federal NCES profile for Armstrong-Ellis Elem School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 42/100.
2024-25 NCES dataElementary school (grades K-5)NCES 170420000118
👥 S:T ratio 70
🌟 Gifted program 30
📋 Attendance 26
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Armstrong-Ellis Elem School earns 42/100 on the Resource Investment Index, with class sizes smaller than 98% of Illinois schools. It is also one of the smallest schools in Illinois.
- 42
- Resource Index · Typical
- 7.4:1
- small classes for Illinois
- 81
- students enrolled
Armstrong-Ellis Elem School has class sizes smaller than 98% of Illinois schools. Computed live against every Illinois school reporting to NCES.
School address
District: Armstrong-Ellis Cons Sd 61 · Illinois
NCES ID 170420000118 Verify on NCES CCD record →
Teachers (FTE)
11.0
Federal CCD staff survey
Students per teacher
7.4:1
vs 14:1 Illinois avg
-47% vs state
Student-teacher ratio in context
How Armstrong-Ellis Elem School compares with Illinois and U.S. medians
What stands out at Armstrong-Ellis Elem School
Armstrong-Ellis Elem School is a small elementary school in Armstrong, Illinois, enrolling 81 students.
Classes run notably small here: at 7.4:1, Armstrong-Ellis Elem School is leaner than roughly 98% of Illinois schools and 47% under the state's 14:1 norm, more adult attention per pupil than most peers.
This is a small campus: fewer students than 97% of Illinois schools, with 81 enrolled.
Its Resource Investment Index sits near the middle of the pack among 3,845 scored Illinois schools.
Its student body is predominantly White (89% of enrollment) (diversity index 21/100).
Chronic absenteeism is elevated: 29.6% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Armstrong-Ellis Cons Sd 61 operates only this one school, so Armstrong-Ellis Elem School has no district-mates to compare against locally. At 81 students, it is also a small operation, on the smaller end of Illinois's single-school districts.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Armstrong-Ellis Elem School compares
Armstrong-Ellis Elem School on the metrics families compare, against Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 7.4:1 | ▼ 47% | 14:1 | 15.7:1 |
| Enrollment | 81 | top 97% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
7.4:1
Leaner classes than 96% of US schools, among the more generously staffed nationally.
81
Bigger than 8% of US schools by enrollment, a small campus.
Equity indicators (what these measure)
Staffing depth
7.4:1
students per teacher
- 47% below state mean
Top 2% in Illinois - lower ratio than 98% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
29.6%
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
$19,500
per pupil, district-wide
- above Illinois avg of $17,042
Somewhat above the U.S. public-school average, reflecting 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 + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 per 100 students. Reported via the Civil Rights Data Collection.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Student demographics
White 88.9%
Two or More 6.2%
African American 2.5%
Hispanic or Latino 1.2%
Asian 1.2%
Largest group: White at 88.9% of enrollment.
Student-body diversity index 20.5/100
Simpson diversity index - at 20.5, Armstrong-Ellis Elem School is less mixed than the Illinois school average of 38.9.
Programs
Funding & spending
District-wide per-pupil expenditure for Armstrong-Ellis Cons Sd 61, which includes Armstrong-Ellis Elem School.
$19,500
Per student
+14%
vs Illinois
Avg $17,042
+18%
vs U.S.
Avg $16,593
Revenue mix
Local 65.7%
State 22.3%
Federal 12.0%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
Similar elementary schools statewide
Matched by enrollment size and by staffing ratio across all of Illinois, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~81 students)
Next steps
Verify locally before acting on Armstrong-Ellis Elem School's federal record.
- Compare Armstrong-Ellis Elem School against another school. Compare schools
- Armstrong-Ellis Cons Sd 61's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Frequently asked questions about Armstrong-Ellis Elem School
How many students attend Armstrong-Ellis Elem School?
Armstrong-Ellis Elem School has 81 students enrolled. It is an elementary school in Armstrong, IL.
What is the student-teacher ratio at Armstrong-Ellis Elem School?
The student-teacher ratio at Armstrong-Ellis Elem School is 7.4:1, which is 47% lower than the Illinois average of 14:1 and 53% 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 Armstrong-Ellis Elem School?
The largest demographic group at Armstrong-Ellis Elem School is White at 88.9% of enrollment, in Armstrong, IL.
What is the Resource Investment Index for Armstrong-Ellis Elem School?
Armstrong-Ellis Elem School has a Resource Investment Index of 42/100 (typical reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
Is Armstrong-Ellis Elem School a good school?
Armstrong-Ellis Elem School earns 42/100 on the Resource Investment Index, with class sizes smaller than 98% of Illinois schools. It is also one of the smallest schools in Illinois. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
What other schools are in Armstrong-Ellis Cons Sd 61?
None reported; Armstrong-Ellis Cons Sd 61 operates only Armstrong-Ellis Elem School as a public school district in NCES's records.
Related tools
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.