Enrollment
316
Washington · 2024-25 NCES data
2024-25 NCES data Middle school (grades 6-8) NCES 530099000173
Castle Rock Middle School — Castle Rock, WA
Federal NCES profile for Castle Rock Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 32/100.
👥 Class size 30
🌟 Gifted program 30
🎓 Counselors 36
📋 Attendance 33
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: Castle Rock School District · Washington
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)
20.0
Federal CCD staff survey
Students per teacher
17.4:1
vs 17.8:1 Washington avg
-2% vs state
Free-lunch eligible
49.4%
vs 45.0% Washington avg
+10% vs state
Student-teacher ratio in context
How Castle Rock Middle School compares with Washington 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
Castle Rock Middle School reports 316 enrolled students to the National Center for Education Statistics (NCES) alongside 20.0 full-time-equivalent teachers, producing a 17.4:1 student-teacher ratio. That figure sits 2% below the Washington state mean of 17.8:1, signalling more teacher attention per pupil than the state benchmark. Against the national 2024-25 average of 15.9:1, it is 9% higher, a useful calibration for families comparing districts across state lines.
Title I and federal lunch eligibility offer another window into the student body: 49.4% of pupils qualify for free meals, a proxy for household income that federal programs use to direct funding. The free-lunch share is 10% above the Washington average and 5% below the national baseline. Counselor coverage works out to roughly 319 students per counselor, above the ASCA-recommended ceiling of 250:1. Chronic absenteeism — missing 10% or more of school days — stands at 26.9% according to the 2021-22 Civil Rights Data Collection.
On the finance side, the surrounding Castle Rock School District spends $16,180 per pupil district-wide, below the Washington average of $23,175 and below the national average of $19,490. Revenue comes 14.9% from local sources (property taxes), 75.5% from the state, and 9.6% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 32/100 (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 Castle Rock Middle School compares
Cross-validating school-level NCES values against Washington state and U.S. national means lets readers see whether this school is an outlier or in line with peers.
| Metric | This school | vs Washington | Washington avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 17.4:1 | ▼ 2% | 17.8:1 | 15.9:1 |
| Free-lunch eligible | 49.4% | ▲ 10% | 45.0% | 51.8% |
| Enrollment | 316 | top 39% | — | — |
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
49.4%
free-lunch eligible
— 10% above the Washington average of 45.0%
Above the 40% Title I schoolwide threshold — federal funds support the whole school, not individual students.
Staffing depth
17.4:1
students per teacher
— 2% below state mean
Top 61% in Washington — lower ratio than 39% of state schools
Between 15:1 and 20:1 — in line with the typical U.S. public-school staffing range.
Engagement
26.9%
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
$16,180
per pupil, district-wide
— below Washington avg of $23,175
Below the U.S. average per-pupil spend — funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors1.0 FTE
Per 319 students — the combined health-and-guidance staffing load for this school.
Discipline context
32
in-school suspensions + 9 out-of-school
Suspension rate: 10.1 per 100 students. Combined in-school and out-of-school rate: 13.0 per 100 students. Reported via the Civil Rights Data Collection.
Overview
Enrollment 316 Top 39% in Washington — larger than 61% of 2,465 state schools
Teachers (FTE) 20.0
Students per teacher 17.4:1 -2% vs state
Free-lunch eligible 49.4% +10% vs state
NCES ID 530099000173
Student demographics
White 85.1%
Hispanic or Latino 7.0%
Two or More 5.7%
Asian 0.9%
American Indian / Alaska Native 0.9%
African American 0.3%
Largest group: White at 85.1% of enrollment.
Programs & staff
Counselors (FTE) 1.0
Students per counselor 319:1
Discipline & special education
Chronically absent 26.9%
In-school suspensions 32
Out-of-school suspensions 9
Funding & spending
District-wide per-pupil expenditure for Castle Rock School District, which includes Castle Rock Middle School.
$16,180
Per student
-30%
vs Washington
Avg $23,175
-17%
vs U.S.
Avg $19,490
Revenue mix
Local 14.9%
State 75.5%
Federal 9.6%
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.
Other Schools in This District
- Enrollment
- 733
- Students per teacher
- 18:1
- Enrollment
- 422
- Students per teacher
- 18:1
- Enrollment
- 13
- Students per teacher
- —
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 Castle Rock Middle School
How many students attend Castle Rock Middle School?
Castle Rock Middle School has 316 students enrolled. It is a middle school in CASTLE ROCK, WA.
What is the student-teacher ratio at Castle Rock Middle School?
The student-teacher ratio at Castle Rock Middle School is 17.4:1, which is 2% lower than the Washington average of 17.8:1 and 9% higher than the national average of 15.9:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Castle Rock Middle School?
49.4% of students at Castle Rock Middle School are eligible for free lunch, compared to the Washington average of 45.0%.
What is the racial and ethnic makeup of Castle Rock Middle School?
The largest demographic group at Castle Rock Middle School is White at 85.1%. The school serves a diverse student body in CASTLE ROCK, WA.
What is the Resource Investment Index for Castle Rock Middle School?
Castle Rock Middle School has a Resource Investment Index of 32/100 (F) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. This index measures federal resource allocation — staffing levels, program availability, and support services — not standardized test scores or academic outcomes.