Enrollment
109
Oregon · 2024-25 NCES data
Elementary school (grades K-5) · Ontario, OR
Cairo Elementary School
Federal NCES profile for Cairo Elementary School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 33/100.
2024-25 NCES dataElementary school (grades K-5)NCES 410927000740
👥 S:T ratio 46
🌟 Gifted program 30
🎓 Counselors 0
📋 Attendance 57
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Cairo Elementary School earns 33/100 on the Resource Investment Index, with class sizes smaller than 83% of Oregon schools.
- #6 of 6
- elementary schools in Ontario · Resource Index
- 33
- Resource Index · Typical
- 13.6:1
- small classes for Oregon
- 109
- students enrolled
Cairo Elementary School has class sizes smaller than 83% of Oregon schools. Computed live against every Oregon school reporting to NCES.
By Resource Investment Index, Cairo Elementary School ranks #6 of 6 elementary schools in Ontario, OR.
School address
Teachers (FTE)
8.0
Federal CCD staff survey
Students per teacher
13.6:1
vs 17.6:1 Oregon avg
-23% vs state
Student-teacher ratio in context
How Cairo Elementary School compares with Oregon and U.S. medians
What stands out at Cairo Elementary School
Cairo Elementary School is a small elementary school in Ontario, Oregon, enrolling 109 students.
Class sizes run a bit leaner than typical: 13.6:1 puts it in the smaller third of Oregon schools by student-teacher ratio.
Enrollment of 109 puts it in the smaller third of Oregon schools by headcount.
Its Resource Investment Index lands in the lower third of 1,273 scored Oregon schools.
Counselor access is stretched at roughly 606 students per counselor, well above the ASCA-recommended 250:1 ceiling.
17.4% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
The surrounding Ontario Sd 8c spends $14,496 per pupil, 20% below the Oregon average, a leaner-resourced district than most.
Its district draws 15.6% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
Among Ontario's elementary schools, it stands alongside Alameda Elementary School (355 students): Cairo Elementary School is smaller than that campus by headcount and runs leaner classes (13.6:1 vs 17.8:1).
Ontario Sd 8c also operates Ontario High School (709 students) and Ontario Middle School (471 students) alongside Cairo Elementary School.
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 Cairo Elementary School compares
Cairo Elementary School on the metrics families compare, against Oregon and U.S. means.
| Metric | This school | vs Oregon | Oregon avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 13.6:1 | ▼ 23% | 17.6:1 | 15.7:1 |
| Enrollment | 109 | top 89% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
13.6:1
Leaner classes than 61% of US schools, a middle-of-the-pack class size.
109
Bigger than 11% of US schools by enrollment, a small campus.
Equity indicators (what these measure)
Staffing depth
13.6:1
students per teacher
- 23% below state mean
Top 17% in Oregon - lower ratio than 83% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
17.4%
chronically absent (missed 10%+ of school days)
In the 15-20% range, nearing the "high" absenteeism threshold.
Funding equity
$14,496
per pupil, district-wide
- below Oregon avg of $18,086
Somewhat below the U.S. average per-pupil spend; funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors0.2 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 5 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 4.6 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.
Programs
Funding & spending
District-wide per-pupil expenditure for Ontario Sd 8c, which includes Cairo Elementary School.
$14,496
Per student
-20%
vs Oregon
Avg $18,086
-13%
vs U.S.
Avg $16,593
Revenue mix
Local 16.6%
State 67.8%
Federal 15.6%
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 Cairo Elementary School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Ontario High School | Larger | No free-lunch data | Higher S:T ratio |
| Ontario Middle School | Larger | No free-lunch data | Higher S:T ratio |
| Alameda Elementary School | Larger | No free-lunch data | Higher S:T ratio |
| Aiken Elementary School | Larger | No free-lunch data | Higher S:T ratio |
| May Roberts Elementary School | Larger | No free-lunch data | Lower S:T ratio |
Comparisons are relative to Cairo Elementary School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 709
- Students per teacher
- 18.7:1
- Resource Index
- 31/100
- Enrollment
- 471
- Students per teacher
- 22.4:1
- Resource Index
- 38/100
- Enrollment
- 355
- Students per teacher
- 17.8:1
- Resource Index
- 41/100
- Enrollment
- 333
- Students per teacher
- 23.8:1
- Resource Index
- 39/100
- Enrollment
- 302
- Students per teacher
- 12.1:1
- Resource Index
- 46/100
Similar elementary schools in Ontario
5 comparable elementary schools (grades K-5) serving the same city.
Alameda Elementary School
Standard public school
355 students 17.8:1 students per teacher
Aiken Elementary School
Standard public school
333 students 23.8:1 students per teacher
May Roberts Elementary School
Standard public school
302 students 12.1:1 students per teacher
Annex Charter School
Standard public school
131 students 14.6:1 students per teacher
Pioneer Elementary School
Standard public school
90 students 15:1 students per teacher
Similar elementary schools statewide
Matched by enrollment size and by staffing ratio across all of Oregon, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~109 students)
Next steps
Verify locally before acting on Cairo Elementary School's federal record.
- Compare Cairo Elementary School against another school. Compare schools
- Ontario Sd 8c'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 Cairo Elementary School
How many students attend Cairo Elementary School?
Cairo Elementary School has 109 students enrolled. It is an elementary school in Ontario, OR.
What is the student-teacher ratio at Cairo Elementary School?
The student-teacher ratio at Cairo Elementary School is 13.6:1, which is 23% lower than the Oregon average of 17.6:1 and 13% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What is the Resource Investment Index for Cairo Elementary School?
Cairo Elementary School has a Resource Investment Index of 33/100 (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 Cairo Elementary School rank among elementary schools in Ontario?
By Resource Investment Index, Cairo Elementary School ranks #6 of 6 elementary schools in Ontario, OR. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Ontario on the city page.
Is Cairo Elementary School a good school?
Cairo Elementary School earns 33/100 on the Resource Investment Index, with class sizes smaller than 83% of Oregon 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 Ontario Sd 8c?
Besides Cairo Elementary School, Ontario Sd 8c also operates Ontario High School (709 students), Ontario Middle School (471 students), and Alameda Elementary School (355 students). See the Ontario Sd 8c 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.