Enrollment
1,280
Oregon · 2024-25 NCES data
2024-25 NCES data High school (grades 9-12) NCES 410883000093
Clackamas High School — Clackamas, OR
Federal NCES profile for Clackamas High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 35/100.
👥 Class size 0
📚 AP courses 70
🌟 Gifted program 70
📋 Attendance 1
How this works: Each indicator above is scored 0–100 from federal NCES and CRDC data, then averaged into the Resource Investment Index. This measures resource allocation — staffing, programs, and support services — not standardized test scores or academic outcomes. Full methodology →
School address
District: North Clackamas Sd 12 · Oregon
Public location data per NCES (National Center for Education Statistics) Common Core of Data. Verify the school's current address on the NCES CCD record.
Teachers (FTE)
49.0
Federal CCD staff survey
Students per teacher
25:1
vs 18.2:1 Oregon avg
+37% vs state
Free-lunch eligible
22.7%
vs 57.6% Oregon avg
-61% vs state
Student-teacher ratio in context
How Clackamas High School compares with Oregon and U.S. medians
The federal record — no proprietary index, no editorial formula.
PlainSchools publishes the actual federal measurements — enrollment, staffing, demographics, discipline, and finance — straight from the NCES Common Core of Data, CRDC, and F-33 surveys. No composite rating, no opinion-based score on top. You get the same raw numbers researchers and policymakers use, with benchmarks, spending context, and equity indicators computed from the same federal datasets. Full methodology linked below.
What this school's NCES data tells you
Clackamas High School reports 1,280 enrolled students to the National Center for Education Statistics (NCES) alongside 49.0 full-time-equivalent teachers, producing a 25:1 student-teacher ratio. That figure sits 37% above the Oregon state mean of 18.2:1, signalling larger average class loads than peers in the same state. Against the national 2024-25 average of 15.9:1, it is 57% higher, a useful calibration for families comparing districts across state lines.
Title I and federal lunch eligibility offer another window into the student body: 22.7% of pupils qualify for free meals, a proxy for household income that federal programs use to direct funding. The free-lunch share is 61% below the Oregon average and 56% below the national baseline. The school offers 14 Advanced Placement courses, a stronger academic pipeline indicator than enrollment alone. Chronic absenteeism — missing 10% or more of school days — stands at 39.8% according to the 2021-22 Civil Rights Data Collection.
On the finance side, the surrounding North Clackamas Sd 12 spends $19,530 per pupil district-wide, below the Oregon average of $22,293 and above the national average of $19,490. Revenue comes 46.9% from local sources (property taxes), 45.8% from the state, and 7.4% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 35/100 (F), calculated from 4 distinct NCES and CRDC indicators measuring resource allocation rather than academic outcomes.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Clackamas High School compares
Cross-validating school-level NCES values against Oregon state and U.S. national means lets readers see whether this school is an outlier or in line with peers.
| Metric | This school | vs Oregon | Oregon avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 25:1 | ▲ 37% | 18.2:1 | 15.9:1 |
| Free-lunch eligible | 22.7% | ▼ 61% | 57.6% | 51.8% |
| Enrollment | 1,280 | top 95% | — | — |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
What the federal data reveals about equity at this school
Federal measurements — not ratings — surface the resource and opportunity picture. Below are the indicators that researchers, civil-rights monitors, and funding formulas use to assess equity.
Economic need
22.7%
free-lunch eligible
— 61% below the Oregon average of 57.6%
Below the 40% Title I threshold — federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
25:1
students per teacher
— 37% above state mean
Top 96% in Oregon — lower ratio than 4% of state schools
Above 20:1 — larger class loads than the typical U.S. public school; staffing is stretched relative to enrollment.
Engagement
39.8%
chronically absent (missed 10%+ of school days)
Chronic absenteeism at or above 20% — the CDC threshold for "high" — signals significant barriers to regular attendance.
Funding equity
$19,530
per pupil, district-wide
— below Oregon avg of $22,293
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
4
in-school suspensions + 31 out-of-school
Suspension rate: 0.3 per 100 students. Combined in-school and out-of-school rate: 2.7 per 100 students. Reported via the Civil Rights Data Collection.
Overview
Enrollment 1,280 Top 95% in Oregon — larger than 5% of 1,277 state schools
Teachers (FTE) 49.0
Students per teacher 25:1 +37% vs state
Free-lunch eligible 22.7% -61% vs state
NCES ID 410883000093
Student demographics
White 48.8%
Asian 21.3%
Hispanic or Latino 16.4%
Two or More 8.4%
African American 4.3%
Native Hawaiian / Pacific Islander 0.7%
American Indian / Alaska Native 0.2%
Largest group: White at 48.8% of enrollment.
Programs & staff
AP courses offered 14
Gifted & talented Yes
Counselors (FTE) 0.0
Discipline & special education
Chronically absent 39.8%
In-school suspensions 4
Out-of-school suspensions 31
Funding & spending
District-wide per-pupil expenditure for North Clackamas Sd 12, which includes Clackamas High School.
$19,530
Per student
-12%
vs Oregon
Avg $22,293
+0%
vs U.S.
Avg $19,490
Revenue mix
Local 46.9%
State 45.8%
Federal 7.4%
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.
Other Schools in This District
- Enrollment
- 1,536
- Students per teacher
- 27.1:1
- Enrollment
- 1,158
- Students per teacher
- 21.7:1
- Enrollment
- 1,060
- Students per teacher
- 25.1:1
- Enrollment
- 889
- Students per teacher
- 20:1
- Enrollment
- 874
- Students per teacher
- 19.7:1
Educator & family resources
In-depth guides on understanding NCES data, school choice, and education funding.
Understanding NCES data
How CCD, CRDC and EDFacts feed every public-school number you see.
Choose a school district
Eight signals that matter more than the overall ranking number.
How schools are funded
Title I, F-33, state aid formulas and what per-pupil spending really means.
Chronic absenteeism
Why missing 10% of school matters and how it varies by district.
Magnet vs charter vs traditional
Three school types, three funding models, three sets of trade-offs.
School discipline data
What CRDC suspension and expulsion records do and don't reveal.
Frequently asked questions about Clackamas High School
How many students attend Clackamas High School?
Clackamas High School has 1,280 students enrolled. It is a high school in Clackamas, OR.
What is the student-teacher ratio at Clackamas High School?
The student-teacher ratio at Clackamas High School is 25:1, which is 37% higher than the Oregon average of 18.2:1 and 57% higher than the national average of 15.9:1.
What percentage of students receive free lunch at Clackamas High School?
22.7% of students at Clackamas High School are eligible for free lunch, compared to the Oregon average of 57.6%.
What is the racial and ethnic makeup of Clackamas High School?
The largest demographic group at Clackamas High School is White at 48.8%. The school serves a diverse student body in Clackamas, OR.
What is the Resource Investment Index for Clackamas High School?
Clackamas High School has a Resource Investment Index of 35/100 (F) based on 4 factors: student-teacher ratio, AP course offerings, attendance rates. This index measures federal resource allocation — staffing levels, program availability, and support services — not standardized test scores or academic outcomes.