For the 2026 school year, there are 4 public elementary schools serving 1,377 students in 99349, WA.
The top-ranked public elementary schools in 99349, WA are Sentinel Tech Alt School, Wahluke Junior High School and Saddle Mountain Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Public elementary schools in zipcode 99349 have an average math proficiency score of 22% (versus the Washington public elementary school average of 43%), and reading proficiency score of 23% (versus the 51% statewide average). Elementary schools in 99349, WA have an average ranking of 1/10, which is in the bottom 50% of Washington public elementary schools.
Minority enrollment is 98% of the student body (majority Hispanic), which is more than the Washington public elementary school average of 53% (majority Hispanic).
Best 99349, WA Public Elementary Schools (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Sentinel Tech Alt School
Alternative School
(Math: <50% | Reading: <50% )
Rank:
Rank:
4/
Bottom 50%10
20140 Rd 24 Sw
Mattawa, WA 99349
(509) 932-4565
Mattawa, WA 99349
(509) 932-4565
Gr: 6-12 | 36 students Student-teacher ratio: 36:1 Minority enrollment: 97%
Rank: #22.
Wahluke Junior High School
(Math: 23% | Reading: 23%)
Rank:
Rank:
1/
Bottom 50%10
502 N. Boundary
Mattawa, WA 99349
(509) 932-4455
Mattawa, WA 99349
(509) 932-4455
Gr: 6-8 | 554 students Student-teacher ratio: 17:1 Minority enrollment: 99%
Rank: #33.
Saddle Mountain Elementary School
(Math: 20-24% | Reading: 23%)
Rank:
Rank:
1/
Bottom 50%10
500 Riverview Drive
Mattawa, WA 99349
(509) 932-5693
Mattawa, WA 99349
(509) 932-5693
Gr: 1-3 | 470 students Student-teacher ratio: 17:1 Minority enrollment: 96%
Rank: #44.
Morris Schott Elementary School
(Math: 10-14% | Reading: 20-24%)
Rank:
Rank:
1/
Bottom 50%10
500 N Boundary
Mattawa, WA 99349
(509) 932-3877
Mattawa, WA 99349
(509) 932-3877
Gr: 4-5 | 317 students Student-teacher ratio: 18:1 Minority enrollment: 99%
Frequently Asked Questions
What are the top-ranked public elementary schools in 99349, WA?
The top-ranked public elementary schools in 99349, WA include Sentinel Tech Alt School, Wahluke Junior High School and Saddle Mountain Elementary School.
How many public elementary schools are located in 99349?
4 public elementary schools are located in 99349.
What is the racial composition of students in 99349?
99349 public elementary schools minority enrollment is 98% of the student body (majority Hispanic), which is more than the Washington public elementary schools average of 53% (majority Hispanic).
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