For the 2026 school year, there are 4 public high schools serving 2,366 students in 99338, WA.
The top-ranked public high schools in 99338, WA are Southridge High School, Phoenix High School and Mid-columbia Parent Partnership. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Public high schools in zipcode 99338 have an average math proficiency score of 31% (versus the Washington public high school average of 34%), and reading proficiency score of 62% (versus the 65% statewide average). High schools in 99338, WA have an average ranking of 6/10, which is in the top 50% of Washington public high schools.
Public high school in zipcode 99338 have a Graduation Rate of 70%, which is less than the Washington average of 84%.
The school with highest graduation rate is Southridge High School, with 87% graduation rate. Read more about public school graduation rate statistics in Washington or national school graduation rate statistics.
Minority enrollment is 47% of the student body (majority Hispanic), which is less than the Washington public high school average of 51% (majority Hispanic).
Best 99338, WA Public High Schools (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Southridge High School
(Math: 33% | Reading: 68%)
Rank:
Rank:
7/
Top 50%10
3520 Southridge Boulevard
Kennewick, WA 99338
(509) 222-7200
Kennewick, WA 99338
(509) 222-7200
Gr: 9-12 | 1,612 students Student-teacher ratio: 25:1 Minority enrollment: 51%
Rank: #22.
Phoenix High School
Alternative School
(Math: <50% | Reading: ≥50%)
Rank:
Rank:
7/
Top 50%10
3520 Southridge Boulevard
Kennewick, WA 99338
(509) 222-6039
Kennewick, WA 99338
(509) 222-6039
Gr: 9-12 | 58 students Student-teacher ratio: 19:1 Minority enrollment: 49%
Rank: #33.
Mid-columbia Parent Partnership
Alternative School
(Math: 31% | Reading: 55%)
Rank:
Rank:
5/
Bottom 50%10
5980 W 12th Ave
Kennewick, WA 99338
(509) 222-5036
Kennewick, WA 99338
(509) 222-5036
Gr: K-12 | 503 students Student-teacher ratio: 39:1 Minority enrollment: 30%
Rank: #44.
Legacy High School
Alternative School
(Math: ≤10% | Reading: 50-59%)
Rank:
Rank:
3/
Bottom 50%10
4624 W 10th Ave
Kennewick, WA 99338
(509) 222-6552
Kennewick, WA 99338
(509) 222-6552
Gr: 6-12 | 193 students Student-teacher ratio: 21:1 Minority enrollment: 60%
Frequently Asked Questions
What are the top-ranked public high schools in 99338, WA?
The top-ranked public high schools in 99338, WA include Southridge High School, Phoenix High School and Mid-columbia Parent Partnership.
How many public high schools are located in 99338?
4 public high schools are located in 99338.
What is the racial composition of students in 99338?
99338 public high schools minority enrollment is 47% of the student body (majority Hispanic), which is less than the Washington public high schools average of 51% (majority Hispanic).
Recent Articles
AI Report Cards: Should Schools Evaluate AI Use?
Explore whether schools should assess student AI use, the benefits, risks, and what responsible AI report cards could look like in 2026.
The Parent’s Guide to School Cell Phone Bans in 2026
Learn how school cell phone bans work in 2026, why districts are adopting them, and what parents should expect.
Parental Involvement in Public Schools: 2026 Update
Explore the latest 2026 trends, research, and strategies shaping parental involvement in public schools and student success.