For the 2026 school year, there are 5 public schools serving 1,570 students in 99003, WA.
The top-ranked public schools in 99003, WA are Chattaroy Elementary School, Riverside High School and Riverside Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Public schools in zipcode 99003 have an average math proficiency score of 42% (versus the Washington public school average of 41%), and reading proficiency score of 47% (versus the 53% statewide average). Schools in 99003, WA have an average ranking of 5/10, which is in the bottom 50% of Washington public schools.
Minority enrollment is 13% of the student body (majority Hispanic), which is less than the Washington public school average of 53% (majority Hispanic).
Best 99003, WA Public Schools (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Chattaroy Elementary School
(Math: 60-64% | Reading: 40-44%)
Rank:
Rank:
7/
Top 50%10
25717 N. Yale Rd.
Chattaroy, WA 99003
(509) 464-8252
Chattaroy, WA 99003
(509) 464-8252
Gr: PK-4 | 320 students Student-teacher ratio: 20:1 Minority enrollment: 12%
Rank: #22.
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 | 432 students Student-teacher ratio: 19:1 Minority enrollment: 14%
Rank: #33.
Riverside Elementary School
(Math: 51% | Reading: 38%)
Rank:
Rank:
5/
Bottom 50%10
3802 East Deer Park-milan Rd.
Chattaroy, WA 99003
(509) 464-8350
Chattaroy, WA 99003
(509) 464-8350
Gr: PK-5 | 380 students Student-teacher ratio: 14:1 Minority enrollment: 14%
Rank: #44.
Riverside Middle School
(Math: 38% | Reading: 46%)
Rank:
Rank:
5/
Bottom 50%10
3814 E. Deer Park/milan Rd.
Chattaroy, WA 99003
(509) 464-8450
Chattaroy, WA 99003
(509) 464-8450
Gr: 6-8 | 325 students Student-teacher ratio: 17:1 Minority enrollment: 11%
Rank: #55.
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 | 113 students Student-teacher ratio: 28:1 Minority enrollment: 12%
Frequently Asked Questions
What are the top-ranked public schools in 99003, WA?
The top-ranked public schools in 99003, WA include Chattaroy Elementary School, Riverside High School and Riverside Elementary School.
How many public schools are located in 99003?
5 public schools are located in 99003.
What is the racial composition of students in 99003?
99003 public schools minority enrollment is 13% of the student body (majority Hispanic), which is less than the Washington public schools average of 53% (majority Hispanic).
Recent Articles
Gifted, Honors, and Advanced Tracks: Are They Accessible or Just Advertised?
Learn how to evaluate gifted, honors, and advanced academic programs in public schools, including admission criteria, equity, and the questions every parent should ask.
Algebra Readiness: What Parents Should Ask Before Middle School
Discover how to determine if your child is ready for algebra before middle school, including the questions parents should ask and the skills students need to succeed.
How to Evaluate Reading Instruction in Your Zoned Elementary School
Learn how to evaluate reading instruction in your neighborhood elementary school by recognizing effective literacy practices, asking the right questions, and understanding what quality reading instruction looks like.