Castle Rock High School
🇺🇸 Official data · 2025Castle Rock, Washington 98611 · Castle Rock School District
#243 of 333 high schools in Washington
#10170 of 16,910 nationally
About Castle Rock High School
Castle Rock High School is a public high located in Castle Rock, in the Castle Rock School District school district of Washington, United States. It caters for Grades 9–12. In 2025 it enrolled 422 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 43.1 out of 100, placing it in the lower 50% of high schools in United States and 243rd of 333 ranked high schools in Washington. Its strongest component is reading proficiency (70th percentile), and its weakest is math proficiency (15th percentile).
Other published figures: enrollment 422.
There are 3 schools in Castle Rock; Castle Rock High School ranks 3rd of 3 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)17%
- Reading proficiency (30%)67%
- Community advantage (fewer free/reduced-price lunch) (25%)47.6%
- Students per teacher (15%)18.3
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Castle Rock High School by the official sources.
- Enrollment
- 422
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 47.6%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 18.3
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 67%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 17%
- Share of tested students proficient or above (all students, all grades).
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Schools near Castle Rock High School
Closest schools by straight-line distance, with their Success Index (US).
Castle Rock Middle School
Castle Rock · Public middle · Grades 6–8
316 students · 1.4 km away
Castle Rock Elementary
Castle Rock · Public elementary · Grades PK–5
733 students · 1.6 km away
Lexington Elementary
Kelso · Public elementary · Grades K–5
854 students · 10 km away
Robert Gray Elementary
Longview · Public elementary · Grades K–5
415 students · 14 km away
Mint Valley Elementary
Longview · Public elementary · Grades K–5
366 students · 14 km away
Barnes Elementary
Kelso · Public elementary · Grades K–5
343 students · 14 km away
Columbia Heights Elementary
Longview · Public elementary · Grades K–5
331 students · 14 km away
Cascade Middle School
Longview · Public middle · Grades 6–8
463 students · 14 km away
Huntington Middle School
Kelso · Public middle · Grades 6–8
559 students · 14 km away
Toutle Lake High School
Toutle · Public high · Grades 7–12
308 students · 14 km away
Similar schools
Public high schools in Washington with a comparable Enrollment.
Riverside High School
Chattaroy · Public high · Grades 9–12
432 students
Granger High School
Granger · Public high · Grades 9–12
433 students
Hoquiam High School
Hoquiam · Public high · Grades 9–12
410 students
Napavine Jr Sr High School
Napavine · Public high · Grades 7–12
410 students
Kiona-Benton City High School
Benton City · Public high · Grades 9–12
435 students
Chelan High School
Chelan · Public high · Grades 9–12
439 students
Frequently asked questions
Is Castle Rock High School a good school?
Castle Rock High School has a Success Index (US) of 43.1 out of 100 (Lower 50% of high schools in United States) and ranks #243 of 333 in Washington. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Castle Rock High School rank in Washington?
Castle Rock High School ranks #243 of 333 high schools in Washington and #10170 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Castle Rock High School?
Castle Rock High School had 422 students in 2025.
Is Castle Rock High School a elementary school or a high school?
Castle Rock High School is classified as a high covering Grades 9–12. It is a public school.
What other schools are near Castle Rock High School?
There are 10 schools within 15 km of Castle Rock High School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.