For the 2025-26 school year, there are 8 public schools serving 2,483 students in Mattawa, WA.
The top ranked public schools in Mattawa, WA are Sentinel Tech Alt School, Wahluke High School and Wahluke Junior High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Mattawa, WA public schools have an average math proficiency score of 20% (versus the Washington public school average of 41%), and reading proficiency score of 28% (versus the 53% statewide average). Schools in Mattawa have an average ranking of 1/10, which is in the bottom 50% of Washington public schools.
Minority enrollment is 98% of the student body (majority Hispanic), which is more than the Washington public school average of 52% (majority Hispanic).
Best Public Schools in Mattawa, WA (2025-26)
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: 9-12 | 34 students Student-teacher ratio: 34:1
Rank: #22.
Wahluke High School
(Math: 15-19% | Reading: 50-54%)
Rank:
Rank:
3/
Bottom 50%10
505 N Boundary
Mattawa, WA 99349
(509) 932-4477
Mattawa, WA 99349
(509) 932-4477
Gr: 9-12 | 781 students Student-teacher ratio: 21:1 Minority enrollment: 99%
Rank: #33.
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 | 596 students Student-teacher ratio: 18:1 Minority enrollment: 99%
Rank: #44.
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: K-5 | 371 students Student-teacher ratio: 13:1 Minority enrollment: 98%
Rank: #55.
Mattawa Elementary School
(Math: 10-14% | Reading: 25-29%)
Rank:
Rank:
1/
Bottom 50%10
400 N Boundary
Mattawa, WA 99349
(509) 932-4433
Mattawa, WA 99349
(509) 932-4433
Gr: K-5 | 337 students Student-teacher ratio: 13:1 Minority enrollment: 96%
Rank: #66.
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: K-5 | 234 students Student-teacher ratio: 13:1 Minority enrollment: 98%
Rank: n/an/a
Developmental Pre-school
Special Education School
400 N. Boundary
Mattawa, WA 99349
(509) 932-4433
Mattawa, WA 99349
(509) 932-4433
Gr: PK | 11 students
Rank: n/an/a
400 N. Boundary
Mattawa, WA 99349
(509) 932-4433
Mattawa, WA 99349
(509) 932-4433
Gr: PK | 119 students Minority enrollment: 99%
Frequently Asked Questions
What are the top ranked public schools in Mattawa, WA?
The top ranked public schools in Mattawa, WA include Sentinel Tech Alt School, Wahluke High School and Wahluke Junior High School.
How many public schools are located in Mattawa?
8 public schools are located in Mattawa.
What is the racial composition of students in Mattawa?
Mattawa public schools minority enrollment is 98% of the student body (majority Hispanic), which is more than the Washington public schools average of 52% (majority Hispanic).
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