Enrollment
419
Oregon · 2024-25 NCES data
Other / mixed grade configuration · Oregon City, OR
Federal NCES profile for Alliance Charter Academy, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 46/100.
The verdict
Alliance Charter Academy earns 46/100 on the Resource Investment Index, with class sizes larger than 78% of Oregon schools.
Alliance Charter Academy has class sizes larger than 78% of Oregon schools. Computed live against every Oregon school reporting to NCES.
By Resource Investment Index, Alliance Charter Academy ranks #2 of 12 public schools in Oregon City, OR.
NCES ID 410933001725 Verify on NCES CCD record →
Enrollment
419
Oregon · 2024-25 NCES data
Teachers (FTE)
21.0
Federal CCD staff survey
Students per teacher
20:1
vs 17.6:1 Oregon avg
+14% vs state
How Alliance Charter Academy compares with Oregon and U.S. medians
Slightly above state median
20:1 - 2.4 above the Oregon state median of 17.6:1, indicating larger average class loads than typical schools in the state.
Alliance Charter Academy is a mid-sized charter combined-grade school in Oregon City, Oregon, enrolling 419 students.
Class loads run somewhat heavier than typical: 20:1 puts it in the larger third of Oregon schools by student-teacher ratio.
Enrollment of 419 puts it in the larger third of Oregon schools by headcount.
Its Resource Investment Index lands in the upper third of 1,273 scored Oregon schools.
Its student body is predominantly White (81% of enrollment) (diversity index 32/100).
Attendance runs somewhat below the norm, with 20.5% of students chronically absent per the 2021-22 civil-rights collection.
The surrounding Oregon City Sd 62 spends $13,476 per pupil, 25% below the Oregon average, a leaner-resourced district than most.
Among Oregon City's public schools, it stands alongside Clackamas Academy of Industrial Sciences (325 students): Alliance Charter Academy is larger than that campus by headcount and runs heavier classes (20:1 vs 18.1:1).
Oregon City Sd 62 also operates Oregon City Senior High School (1,944 students) and Gardiner Middle School (699 students) alongside Alliance Charter Academy.
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
Alliance Charter Academy on the metrics families compare, against Oregon and U.S. means.
| Metric | This school | vs Oregon | Oregon avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 20:1 | ▲ 14% | 17.6:1 | 15.7:1 |
| Enrollment | 419 | top 35% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
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.
Largest group: White at 81.3% of enrollment.
Simpson diversity index - at 32.4, Alliance Charter Academy is less mixed than the Oregon school average of 47.1.
District-wide per-pupil expenditure for Oregon City Sd 62, which includes Alliance Charter Academy.
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.
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Oregon City Senior High School | Larger | No free-lunch data | Higher S:T ratio |
| Gardiner Middle School | Larger | No free-lunch data | Higher S:T ratio |
| Tumwata Middle School | Larger | No free-lunch data | Higher S:T ratio |
| John Mcloughlin Elementary School | Larger | No free-lunch data | Higher S:T ratio |
| Holcomb Elementary School | Similar size | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Alliance Charter Academy's own figures; each column derives from NCES Common Core of Data.
1 comparable other schools (grades Mixed) serving the same city.
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.
Next steps
Verify locally before acting on Alliance Charter Academy's federal record.
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.
Alliance Charter Academy has 419 students enrolled. It is a public school in Oregon City, OR.
The student-teacher ratio at Alliance Charter Academy is 20:1, which is 14% higher than the Oregon average of 17.6:1 and 27% higher than the national average of 15.7:1.
The largest demographic group at Alliance Charter Academy is White at 81.3% of enrollment, in Oregon City, OR.
Alliance Charter Academy has a Resource Investment Index of 46/100 (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).
By Resource Investment Index, Alliance Charter Academy ranks #2 of 12 public schools in Oregon City, OR. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Oregon City on the city page.
Alliance Charter Academy earns 46/100 on the Resource Investment Index, with class sizes larger than 78% 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.
Besides Alliance Charter Academy, Oregon City Sd 62 also operates Oregon City Senior High School (1,944 students), Gardiner Middle School (699 students), and Tumwata Middle School (685 students). See the Oregon City Sd 62 district page for the complete list.
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.
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PlainSchools, “Alliance Charter Academy, Oregon City OR.” Compiled from NCES Common Core of Data, Civil Rights Data Collection, and the NCES F-33 finance survey; data as of June 2026. https://plainschools.com/schools/alliance-charter-academy-or
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