For the 2026 school year, there are 3 public schools serving 191 students in 99138, WA.
The top-ranked public schools in 99138, WA are Inchelium High School, Inchelium Middle School and Inchelium Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Public schools in zipcode 99138 have an average math proficiency score of 16% (versus the Washington public school average of 41%), and reading proficiency score of 24% (versus the 53% statewide average). Schools in 99138, WA have an average ranking of 1/10, which is in the bottom 50% of Washington public schools.
Minority enrollment is 93% of the student body (majority American Indian), which is more than the Washington public school average of 52% (majority Hispanic).
Best 99138, WA Public Schools (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Inchelium High School
(Math: ≤20% | Reading: ≥50%)
Rank:
Rank:
3/
Bottom 50%10
1 Hornet Avenue
Inchelium, WA 99138
(509) 722-6181
Inchelium, WA 99138
(509) 722-6181
Gr: 9-12 | 63 students Student-teacher ratio: 11:1 Minority enrollment: 91%
Rank: #22.
Inchelium Middle School
(Math: 11-19% | Reading: 20-29%)
Rank:
Rank:
1/
Bottom 50%10
1 Hornet Avenue
Inchelium, WA 99138
(509) 722-6181
Inchelium, WA 99138
(509) 722-6181
Gr: 6-8 | 43 students Student-teacher ratio: 7:1 Minority enrollment: 93%
Rank: #33.
Inchelium Elementary School
(Math: 11-19% | Reading: 11-19%)
Rank:
Rank:
1/
Bottom 50%10
2 Hornet Avenue
Inchelium, WA 99138
(509) 722-6181
Inchelium, WA 99138
(509) 722-6181
Gr: K-5 | 85 students Student-teacher ratio: 11:1 Minority enrollment: 94%
99138, Washington Public Schools (Closed)
School
Location
Quick Facts
Inchelium Alternative School (Closed 2007)
Alternative School
1 Hornet Avenue
Inchelium, WA 99138
(509) 722-6181
Inchelium, WA 99138
(509) 722-6181
Gr: 9-12 | 8 students Student-teacher ratio: 8:1
Frequently Asked Questions
What are the top-ranked public schools in 99138, WA?
The top-ranked public schools in 99138, WA include Inchelium High School, Inchelium Middle School and Inchelium Elementary School.
How many public schools are located in 99138?
3 public schools are located in 99138.
What is the racial composition of students in 99138?
99138 public schools minority enrollment is 93% of the student body (majority American Indian), which is more than the Washington public schools average of 52% (majority Hispanic).
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