For the 2025-26 school year, there are 2 public high schools serving 562 students in 99003, WA.
The top ranked public high schools in 99003, WA are Riverside High School and Independent Scholar. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
ÎÛÎÛÂþ» high schools in zipcode 99003 have an average math proficiency score of 23% (versus the Washington public high school average of 34%), and reading proficiency score of 63% (versus the 65% statewide average). High schools in 99003, WA have an average ranking of 5/10, which is in the bottom 50% of Washington public high schools.
ÎÛÎÛÂþ» high school in zipcode 99003 have a Graduation Rate of 89%, which is more than the Washington average of 84%.
The school with highest graduation rate is Riverside High School, with 90-94% graduation rate. Read more about public school graduation rate statistics in Washington or national school graduation rate statistics.
Minority enrollment is 14% of the student body (majority Hispanic), which is less than the Washington public high school average of 50% (majority Hispanic).
Best 99003, WA ÎÛÎÛÂþ» High Schools (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Riverside High School
(Math: 25-29% | Reading: 65-69%)
Rank:
Rank:
6/
Top 50%10
4120 East Deer Park-milan Rd.
Chattaroy, WA 99003
(509) 464-8550
Chattaroy, WA 99003
(509) 464-8550
Gr: 9-12 | 464 students Student-teacher ratio: 20:1 Minority enrollment: 14%
Rank: #22.
Independent Scholar
Alternative School
(Math: 11-19% | Reading: 40-59%)
Rank:
Rank:
2/
Bottom 50%10
34515 N. Newport Highway
Chattaroy, WA 99003
(509) 464-8381
Chattaroy, WA 99003
(509) 464-8381
Gr: K-12 | 98 students Student-teacher ratio: 33:1 Minority enrollment: 13%
99003, Washington ÎÛÎÛÂþ» Schools (Closed)
School
Location
Quick Facts
Riverside Achievement Center (Closed 2009)
Alternative School
34515 N. Newport Highway
Chattaroy, WA 99003
(509) 464-8475
Chattaroy, WA 99003
(509) 464-8475
Gr: 9-12 | 20 students Student-teacher ratio: 20:1 Minority enrollment: 14%
Riverside Opportunity Center (Closed 2009)
Alternative School
4120 E. Deer Park-milan Rd.
Chattaroy, WA 99003
(509) 464-8201
Chattaroy, WA 99003
(509) 464-8201
Gr: 9-12 | 20 students Minority enrollment: 10%
Frequently Asked Questions
What are the top ranked public high schools in 99003, WA?
The top ranked public high schools in 99003, WA include Riverside High School and Independent Scholar.
How many public high schools are located in 99003?
2 public high schools are located in 99003.
What is the racial composition of students in 99003?
99003 public high schools minority enrollment is 14% of the student body (majority Hispanic), which is less than the Washington public high schools average of 50% (majority Hispanic).
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