For the 2026 school year, there are 5 public schools serving 1,604 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 52% (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 | 313 students Student-teacher ratio: 18:1 Minority enrollment: 11%
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 | 464 students Student-teacher ratio: 20:1 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 | 393 students Student-teacher ratio: 15:1 Minority enrollment: 13%
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 | 336 students Student-teacher ratio: 18:1 Minority enrollment: 14%
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 | 98 students Student-teacher ratio: 33:1 Minority enrollment: 13%
99003, Washington Public 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 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 52% (majority Hispanic).
Recent Articles
The Experience of Being a New Student Mid-Year
Learn what students experience when transferring to a public school mid-year and how schools help new students adjust socially and academically.
How Public Schools Structure Free Periods or Study Time
Learn how public schools structure free periods or study time to support homework, tutoring, enrichment, and student independence.
The Role of Hallways, Common Areas, and Shared Spaces in Public Schools
Discover how hallways, cafeterias, libraries, and shared spaces shape student learning, safety, and school culture in public schools.