- Enrollment
- 733
- Students per teacher
- 18.8:1
- Resource Index
- 30/100
High school (grades 9-12) · Castle Rock, WA
Castle Rock High School
Federal NCES profile for Castle Rock High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 40/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 530099000172
👥 S:T ratio 32
🌟 Gifted program 30
🎓 Counselors 58
📋 Attendance 42
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Castle Rock High School earns 40/100 on the Resource Investment Index, with class sizes near the Washington median.
- #1 of 3
- public schools in Castle Rock · Resource Index
- 40
- Resource Index · Typical
- 16.9:1
- students per teacher
- 47.0%
- free-lunch eligible
Castle Rock High School has class sizes near the Washington median. Computed live against every Washington school reporting to NCES.
By Resource Investment Index, Castle Rock High School ranks #1 of 3 public schools in Castle Rock, WA.
School address
District: Castle Rock School District · Washington
NCES ID 530099000172 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-11 students YoY
Castle Rock High School held near 438 students from 2022-23 to 2023-24 (-11 headcount).
Teacher FTE added 25.1 → 28.1 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-11 students YoY 530099000172 · Castle Rock, WA High · SMALL · TRAD
422 enr · 16.9:1 · 47.0% lunch · RII 40
Nearest enrollment peer: Castle Rock Elementary (733 students)
Castle Rock High School held near 438 students from 2022-23 to 2023-24 (-11 headcount). Teacher FTE added 25.1 → 28.1 across the same CCD years. Read with this school → · District book → · Washington schools → · Find another →
Castle Rock High School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Castle Rock El
Castle Rock Elementary
733 students
- This school
Castle Rock High School
422 students
- Castle Rock Mi
Castle Rock Middle School
316 students
- Castle Rock Vi 13
Castle Rock Virtual Academy
13 students
What this shows Castle Rock High School reports 422 students on the CCD universe file.
How Castle Rock High School compares
Castle Rock High School held steady on CCD headcount: ratios and free-lunch share vs Washington and U.S. means.
| Metric | This school | vs Washington | Washington avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 16.9:1 | ▼ 4% | 17.6:1 | 15.7:1 |
| Free-lunch eligible | 47.0% | ▲ 4% | 45.0% | 51.7% |
| Enrollment | 422 | top 43% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
16.9:1
Leaner classes than 31% of US schools, heavier class loads than most.
422
Bigger than 51% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
47.0%
free-lunch eligible
- 4% 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
16.9:1
students per teacher
- 4% below state mean
Top 55% in Washington - lower ratio than 45% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
23.2%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$15,662
per pupil, district-wide
- below Washington avg of $20,912
Somewhat below the U.S. average per-pupil spend; funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors2.0 FTE
Per 212 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 64 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 15.2 per 100 students. Reported via the Civil Rights Data Collection. Includes 1 expulsion.
Student demographics
White 83.4%
Hispanic or Latino 6.9%
Two or More 6.9%
American Indian / Alaska Native 1.2%
Asian 0.9%
Native Hawaiian / Pacific Islander 0.7%
Largest group: White at 83.4% of enrollment.
Student-body diversity index 29.5/100
Simpson diversity index - at 29.5, Castle Rock High School is less mixed than the Washington school average of 53.3.
Programs
AP courses offered 4
District finance for Castle Rock School District reports $15,662 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Castle Rock High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Castle Rock Elementary | Larger | Similar economic need | Higher S:T ratio |
| Castle Rock Middle School | Smaller | Similar economic need | Similar S:T ratio |
| Castle Rock Virtual Academy | Smaller | Lower economic need | No ratio data |
Comparisons are relative to Castle Rock High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 316
- Students per teacher
- 15.8:1
- Resource Index
- 34/100
- Enrollment
- 13
- Students per teacher
- -
- Resource Index
- 30/100
Nationwide high schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~422 students)
Frequently asked questions about Castle Rock High School
How many students attend Castle Rock High School?
Castle Rock High School has 422 students enrolled. It is a high school in Castle Rock, WA. CCD year-over-year: 449 (2022-23) → 438 (2023-24), nearly flat (-11).
What is the student-teacher ratio at Castle Rock High School?
The student-teacher ratio at Castle Rock High School is 16.9:1, which is 4% lower than the Washington average of 17.6:1 and 8% higher than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Castle Rock High School?
47.0% of students at Castle Rock High School are eligible for free lunch, compared to the Washington average of 45.0%.
What is the racial and ethnic makeup of Castle Rock High School?
The largest demographic group at Castle Rock High School is White at 83.4% of enrollment, in Castle Rock, WA.
What is the Resource Investment Index for Castle Rock High School?
Castle Rock High School has a Resource Investment Index of 40/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Castle Rock High School rank among public schools in Castle Rock?
By Resource Investment Index, Castle Rock High School ranks #1 of 3 public schools in Castle Rock, WA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking.
What other schools are in Castle Rock School District?
Besides Castle Rock High School, Castle Rock School District also operates Castle Rock Elementary (733 students), Castle Rock Middle School (316 students), and Castle Rock Virtual Academy (13 students). See the Castle Rock School District district page for the complete list.