Enrollment
283
Oklahoma · 2024-25 NCES data
Elementary school (grades K-5) · Duncan, OK
Plato Es
Federal NCES profile for Plato Es, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 48/100.
2024-25 NCES dataElementary school (grades K-5)NCES 401029000452
👥 S:T ratio 24
🌟 Gifted program 70
🎓 Counselors 0
📋 Attendance 98
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Plato Es earns 48/100 on the Resource Investment Index, with class sizes larger than 82% of Oklahoma schools.
- #5 of 5
- elementary schools in Duncan · Resource Index
- 48
- Resource Index · Typical
- 18.9:1
- large classes for Oklahoma
- 283
- students enrolled
Plato Es has class sizes larger than 82% of Oklahoma schools. Computed live against every Oklahoma school reporting to NCES.
By Resource Investment Index, Plato Es ranks #5 of 5 elementary schools in Duncan, OK.
School address
Teachers (FTE)
15.0
Federal CCD staff survey
Students per teacher
18.9:1
vs 16.1:1 Oklahoma avg
+17% vs state
Student-teacher ratio in context
How Plato Es compares with Oklahoma and U.S. medians
What stands out at Plato Es
Plato Es is a mid-sized elementary school in Duncan, Oklahoma, enrolling 283 students.
Class loads run somewhat heavier than typical: 18.9:1 puts it in the larger third of Oklahoma schools by student-teacher ratio.
With 283 students, its enrollment sits close to the Oklahoma median campus size.
Its Resource Investment Index sits near the middle of the pack among 1,778 scored Oklahoma schools.
Its student body is led by White (71%) and Hispanic or Latino (13%) (diversity index 47/100).
Counselor access is stretched at roughly 566 students per counselor, well above the ASCA-recommended 250:1 ceiling.
Attendance holds up well here: only 0.7% of students were chronically absent, below the typical post-pandemic national figure.
Its district draws 19.9% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
Among Duncan's elementary schools, it stands alongside Emerson Es (336 students): Plato Es is smaller than that campus by headcount and runs heavier classes (18.9:1 vs 14.6:1).
Duncan also operates Duncan Hs (981 students) and Duncan Ms (696 students) alongside Plato Es.
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 Plato Es compares
Plato Es on the metrics families compare, against Oklahoma and U.S. means.
| Metric | This school | vs Oklahoma | Oklahoma avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 18.9:1 | ▲ 17% | 16.1:1 | 15.7:1 |
| Enrollment | 283 | top 52% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
18.9:1
Leaner classes than 20% of US schools, heavier class loads than most.
283
Bigger than 30% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Staffing depth
18.9:1
students per teacher
- 17% above state mean
Top 82% in Oklahoma - lower ratio than 18% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
0.7%
chronically absent (missed 10%+ of school days)
Below 5%, comfortably under the pre-pandemic national baseline for chronic absenteeism.
Funding equity
$10,861
per pupil, district-wide
- below Oklahoma avg of $12,594
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors0.5 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
7
in-school suspensions + 0 out-of-school
Suspension rate: 2.5 per 100 students. Combined in-school and out-of-school rate: 2.5 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 70.7%
Hispanic or Latino 13.1%
Two or More 7.4%
American Indian / Alaska Native 6.4%
Asian 1.4%
African American 1.1%
Largest group: White at 70.7% of enrollment.
Student-body diversity index 47.3/100
Simpson diversity index - at 47.3, Plato Es is less mixed than the Oklahoma school average of 59.6.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Duncan, which includes Plato Es.
$10,861
Per student
-14%
vs Oklahoma
Avg $12,594
-35%
vs U.S.
Avg $16,593
Revenue mix
Local 31.4%
State 48.7%
Federal 19.9%
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.
How Plato Es Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Duncan Hs | Larger | No free-lunch data | Similar S:T ratio |
| Duncan Ms | Larger | No free-lunch data | Lower S:T ratio |
| Emerson Es | Similar size | No free-lunch data | Lower S:T ratio |
| Horace Mann Es | Similar size | No free-lunch data | Lower S:T ratio |
| Woodrow Wilson Es | Similar size | No free-lunch data | Similar S:T ratio |
Comparisons are relative to Plato Es's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 981
- Students per teacher
- 18.9:1
- Resource Index
- 51/100
- Enrollment
- 696
- Students per teacher
- 14.5:1
- Resource Index
- 58/100
- Enrollment
- 336
- Students per teacher
- 14.6:1
- Resource Index
- 53/100
- Enrollment
- 327
- Students per teacher
- 15.6:1
- Resource Index
- 57/100
- Enrollment
- 321
- Students per teacher
- 17.8:1
- Resource Index
- 50/100
Similar elementary schools in Duncan
4 comparable elementary schools (grades K-5) serving the same city.
Emerson Es
Standard public school
336 students 14.6:1 students per teacher
Horace Mann Es
Standard public school
327 students 15.6:1 students per teacher
Woodrow Wilson Es
Standard public school
321 students 17.8:1 students per teacher
Mark Twain Es
Standard public school
160 students 10.7:1 students per teacher
Similar elementary schools statewide
Matched by enrollment size and by staffing ratio across all of Oklahoma, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~283 students)
Similar student-teacher ratio (~18.9:1)
Next steps
Verify locally before acting on Plato Es's federal record.
- Compare Plato Es against another school. Compare schools
- Duncan'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 Plato Es
How many students attend Plato Es?
Plato Es has 283 students enrolled. It is an elementary school in Duncan, OK.
What is the student-teacher ratio at Plato Es?
The student-teacher ratio at Plato Es is 18.9:1, which is 17% higher than the Oklahoma average of 16.1:1 and 20% higher than the national average of 15.7:1.
What is the racial and ethnic makeup of Plato Es?
The largest demographic group at Plato Es is White at 70.7% of enrollment, in Duncan, OK.
What is the Resource Investment Index for Plato Es?
Plato Es has a Resource Investment Index of 48/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Plato Es rank among elementary schools in Duncan?
By Resource Investment Index, Plato Es ranks #5 of 5 elementary schools in Duncan, OK. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Duncan on the city page.
Is Plato Es a good school?
Plato Es earns 48/100 on the Resource Investment Index, with class sizes larger than 82% of Oklahoma schools. 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 Duncan?
Besides Plato Es, Duncan also operates Duncan Hs (981 students), Duncan Ms (696 students), and Emerson Es (336 students). See the Duncan district page for the complete list.
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.