For the 2025 school year, there are 5 public schools serving 1,604 students in 99003, WA.
The top ranked public schools in 99003, WA are Riverside High School, Chattaroy Elementary School and Riverside Middle 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 39% (versus the Washington public school average of 40%), 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 (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Riverside High School
(Math: 30-34% | Reading: 65-69%)
Rank:
Rank:
7/
Top 50%10
4120 East Deer Park-milan Rd.
Chattaroy, WA 99003
(509) 464-8550
Chattaroy, WA 99003
(509) 464-8550
Grades: 9-12
| 464 students
Rank: #22.
Chattaroy Elementary School
(Math: 45-49% | Reading: 40-44%)
Rank:
Rank:
5/
Bottom 50%10
25717 N. Yale Rd.
Chattaroy, WA 99003
(509) 464-8252
Chattaroy, WA 99003
(509) 464-8252
Grades: PK-4
| 313 students
Rank: #33.
Riverside Middle School
(Math: 37% | 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
Grades: 6-8
| 336 students
Rank: #44.
Riverside Elementary School
(Math: 44% | 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
Grades: PK-5
| 393 students
Rank: #55.
Independent Scholar
Alternative School
(Math: 21-39% | Reading: 40-59%)
Rank:
Rank:
4/
Bottom 50%10
34515 N. Newport Highway
Chattaroy, WA 99003
(509) 464-8381
Chattaroy, WA 99003
(509) 464-8381
Grades: K-12
| 98 students
99003, Washington Public Schools (Closed)
School
Location
Grades
Students
Riverside Achievement Center (Closed 2009)
Alternative School
34515 N. Newport Highway
Chattaroy, WA 99003
(509) 464-8475
Chattaroy, WA 99003
(509) 464-8475
Grades: 9-12
| 20 students
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
Grades: 9-12
| 20 students
Frequently Asked Questions
What are the top ranked public schools in 99003, WA?
The top ranked public schools in 99003, WA include Riverside High School, Chattaroy Elementary School and Riverside Middle 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).
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