- Enrollment
- 200
- Students per teacher
- 10.5:1
- Resource Index
- 40/100
Other / mixed grade configuration · Plattsburg, MO
Ellis Elem.
Federal NCES profile for Ellis Elem., including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 46/100.
2024-25 NCES dataOther / mixed grade configurationNCES 292529001457
👥 S:T ratio 56
🌟 Gifted program 70
🎓 Counselors 40
📋 Attendance 19
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Ellis Elem. earns 46/100 on the Resource Investment Index, with class sizes smaller than 71% of Missouri schools.
- #2 of 3
- public schools in Plattsburg · Resource Index
- 46
- Resource Index · Typical
- 11.1:1
- small classes for Missouri
- 26.4%
- free-lunch eligible
Ellis Elem. has class sizes smaller than 71% of Missouri schools. Computed live against every Missouri school reporting to NCES.
By Resource Investment Index, Ellis Elem. ranks #2 of 3 public schools in Plattsburg, MO.
School address
District: Clinton Co. R-Iii · Missouri
NCES ID 292529001457 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+19 students YoY
Ellis Elem. grew from 341 students in 2022-23 to 360 in 2023-24 (+5.6%).
Teacher FTE added 27.4 → 29.8 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+19 students YoY 292529001457 · Plattsburg, MO Other · SMALL · TRAD
301 enr · 11.1:1 · 26.4% lunch · RII 46
Nearest enrollment peer: Plattsburg High (200 students)
Ellis Elem. grew from 341 students in 2022-23 to 360 in 2023-24 (+5.6%). Teacher FTE added 27.4 → 29.8 across the same CCD years. Read with this school → · District book → · Missouri schools → · Find another →
Ellis Elem. in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
Ellis Elem.
301 students
- Plattsburg Hig
Plattsburg High
200 students
- Clinton Co. R-
Clinton Co. R-Iii Middle
197 students
What this shows Ellis Elem. reports 301 students on the CCD universe file.
How Ellis Elem. compares
Ellis 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 | 11.1:1 | ▼ 13% | 12.8:1 | 15.7:1 |
| Free-lunch eligible | 26.4% | ▼ 43% | 46.1% | 51.7% |
| Enrollment | 301 | top 52% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
11.1:1
Leaner classes than 82% of US schools, among the more generously staffed nationally.
301
Bigger than 32% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
26.4%
free-lunch eligible
- 43% below the Missouri average of 46.1%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
11.1:1
students per teacher
- 13% below state mean
Top 29% in Missouri - lower ratio than 71% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
32.2%
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
$13,277
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 301 students, the combined health-and-guidance staffing load for this school.
Discipline context
1
in-school suspensions + 4 out-of-school
Suspension rate: 0.3 per 100 students. Combined in-school and out-of-school rate: 1.7 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 85.4%
Two or More 10.0%
Hispanic or Latino 3.0%
African American 0.7%
Asian 0.7%
Native Hawaiian / Pacific Islander 0.3%
Largest group: White at 85.4% of enrollment.
Student-body diversity index 26.0/100
Simpson diversity index - at 26.0, Ellis Elem. is less mixed than the Missouri school average of 31.0.
Programs
Gifted & talented Yes
District finance for Clinton Co. R-Iii reports $13,277 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Ellis Elem. Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Plattsburg High | Smaller | Similar economic need | Similar S:T ratio |
| Clinton Co. R-Iii Middle | Smaller | Similar economic need | Higher S:T ratio |
Comparisons are relative to Ellis Elem.'s own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 197
- Students per teacher
- 17.9:1
- Resource Index
- 51/100
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 (~301 students)
Similar student-teacher ratio (~11.1:1)
Frequently asked questions about Ellis Elem.
How many students attend Ellis Elem.?
Ellis Elem. has 301 students enrolled. It is a public school in Plattsburg, MO. CCD year-over-year: 341 (2022-23) → 360 (2023-24), up 19.
What is the student-teacher ratio at Ellis Elem.?
The student-teacher ratio at Ellis Elem. is 11.1:1, which is 13% lower than the Missouri average of 12.8:1 and 29% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Ellis Elem.?
26.4% of students at Ellis Elem. are eligible for free lunch, compared to the Missouri average of 46.1%.
What is the racial and ethnic makeup of Ellis Elem.?
The largest demographic group at Ellis Elem. is White at 85.4% of enrollment, in Plattsburg, MO.
What is the Resource Investment Index for Ellis Elem.?
Ellis Elem. has a Resource Investment Index of 46/100 (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 Ellis Elem. rank among public schools in Plattsburg?
By Resource Investment Index, Ellis Elem. ranks #2 of 3 public schools in Plattsburg, MO. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking.
What other schools are in Clinton Co. R-Iii?
Besides Ellis Elem., Clinton Co. R-Iii also operates Plattsburg High (200 students) and Clinton Co. R-Iii Middle (197 students). See the Clinton Co. R-Iii district page for the complete list.