For the 2025 school year, there are 18 public high schools serving 5,648 students in Cowlitz County, WA.
The top ranked public high schools in Cowlitz County, WA are Kalama High School, Discovery High School and Lewis River Academy. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Cowlitz County, WA public high schools have an average math proficiency score of 21% (versus the Washington public high school average of 34%), and reading proficiency score of 60% (versus the 65% statewide average). High schools in Cowlitz County have an average ranking of 4/10, which is in the bottom 50% of Washington public high schools.
Cowlitz County, WA public high school have a Graduation Rate of 81%, which is less than the Washington average of 84%.
The school with highest graduation rate is Mark Morris High School, with 90-94% graduation rate. Read more about public school graduation rate statistics in Washington or national school graduation rate statistics.
Minority enrollment is 30% of the student body (majority Hispanic), which is less than the Washington public high school average of 50% (majority Hispanic).
Best Public High Schools in Cowlitz County (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Kalama High School
(Math: 35-39% | Reading: 75-79%)
Rank:
Rank:
8/
Top 30%10
548 China Garden Road
Kalama, WA 98625
(360) 673-5212
Kalama, WA 98625
(360) 673-5212
Grades: 9-12
| 356 students
Rank: #22.
Discovery High School
Alternative School
(Math: <50% | Reading: ≥50%)
Rank:
Rank:
7/
Top 50%10
2742 Harding Blvd
Longview, WA 98632
(360) 414-2920
Longview, WA 98632
(360) 414-2920
Grades: 9-12
| 69 students
Rank: #33.
Lewis River Academy
Alternative School
(Math: 21-39% | Reading: 60-69%)
Rank:
Rank:
6/
Top 50%10
800 Third Street
Woodland, WA 98674
(360) 841-2706
Woodland, WA 98674
(360) 841-2706
Grades: K-12
| 48 students
Rank: #44.
Woodland High School
(Math: 20-24% | Reading: 65-69%)
Rank:
Rank:
5/
Bottom 50%10
1500 Dike Access Road
Woodland, WA 98674
(360) 841-2800
Woodland, WA 98674
(360) 841-2800
Grades: 9-12
| 637 students
Rank: #55.
Kelso High School
(Math: 15% | Reading: 71%)
Rank:
Rank:
5/
Bottom 50%10
1904 Allen St
Kelso, WA 98626
(360) 501-1801
Kelso, WA 98626
(360) 501-1801
Grades: 9-12
| 1,379 students
Rank: #66.
Mark Morris High School
(Math: 22% | Reading: 60%)
Rank:
Rank:
5/
Bottom 50%10
1602 Mark Morris Court
Longview, WA 98632
(360) 575-7663
Longview, WA 98632
(360) 575-7663
Grades: 9-12
| 923 students
Rank: #77.
Toutle Lake High School
(Math: 25-29% | Reading: 50-54%)
Rank:
Rank:
5/
Bottom 50%10
5050 Spirit Lake Hwy
Toutle, WA 98649
(360) 274-6132
Toutle, WA 98649
(360) 274-6132
Grades: 7-12
| 290 students
Rank: #88.
Loowit High School
Alternative School
(Math: <50% | Reading: ≥50% )
Rank:
Rank:
5/
Bottom 50%10
2001 Allen St
Kelso, WA 98626
(360) 501-1951
Kelso, WA 98626
(360) 501-1951
Grades: 6-12
| 8 students
Rank: #99.
Longview Virtual Academy
Alternative School
(Math: ≤20% | Reading: 50-59%)
Rank:
Rank:
4/
Bottom 50%10
2742 Harding Street
Longview, WA 98632
(360) 414-2926
Longview, WA 98632
(360) 414-2926
Grades: 6-12
| 90 students
Rank: #1010.
Castle Rock High School
(Math: 10-14% | Reading: 55-59%)
Rank:
Rank:
4/
Bottom 50%10
5180 Westside Hwy
Castle Rock, WA 98611
(360) 501-2930
Castle Rock, WA 98611
(360) 501-2930
Grades: 9-12
| 438 students
Rank: #1111.
R A Long High School
(Math: 21% | Reading: 51%)
Rank:
Rank:
3/
Bottom 50%10
2903 Nichols Blvd.
Longview, WA 98632
(360) 575-7225
Longview, WA 98632
(360) 575-7225
Grades: 9-12
| 897 students
Rank: #1212.
Woodland Alternative School
Alternative School
(Math: ≤20% | Reading: 40-59%)
Rank:
Rank:
3/
Bottom 50%10
759 3rd Street
Woodland, WA 98674
(360) 841-2900
Woodland, WA 98674
(360) 841-2900
Grades: 9-12
| 98 students
Rank: #1313.
Kelso Virtual Academy
(Math: 6-9% | Reading: 45-49%)
Rank:
Rank:
2/
Bottom 50%10
257 Alpha Dr
Longview, WA 98632
(360) 232-5000
Longview, WA 98632
(360) 232-5000
Grades: K-12
| 239 students
Rank: n/an/a
Castle Rock Virtual Academy
Alternative School
5180 West Side Highway
Castle Rock, WA 98611
(360) 501-2930
Castle Rock, WA 98611
(360) 501-2930
Grades: K-12
| 8 students
Rank: n/an/a
1725 1st Ave.
Longview, WA 98632
(360) 577-3100
Longview, WA 98632
(360) 577-3100
Grades: 6-12
| 21 students
Rank: n/an/a
Discovery High School-achieve
Alternative School
2742 Harding
Longview, WA 98632
(360) 414-2929
Longview, WA 98632
(360) 414-2929
Grades: 9-12
| 83 students
Rank: n/an/a
Kelso Goal Oriented Learning Design
Alternative School
404 Long Ave
Kelso, WA 98626
(360) 232-5001
Kelso, WA 98626
(360) 232-5001
Grades: 9-12
| 36 students
Rank: n/an/a
Special Education
Special Education School
601 Crawford St
Kelso, WA 98626
(360) 501-1904
Kelso, WA 98626
(360) 501-1904
Grades: PK-12
| 28 students
Cowlitz County Public Schools (Closed)
School
Location
Grades
Students
257 Alpha Dr
Longview, WA 98632
(360) 501-1450
Longview, WA 98632
(360) 501-1450
Grades: K-5
| 362 students
404 Long Ave.
Kelso, WA 98626
(360) 501-1550
Kelso, WA 98626
(360) 501-1550
Grades: K-5
| 234 students
Longview Schl Dist Special Svcs (Closed 2023)
Special Education School
1600 3rd Avenue
Longview, WA 98632
(360) 425-9810
Longview, WA 98632
(360) 425-9810
Grades: PK
| n/a students
Productive Learning Online (Closed 2012)
Alternative School
600 Huntington Ave South
Castle Rock, WA 98611
(360) 501-2965
Castle Rock, WA 98611
(360) 501-2965
Grades: K-12
| 26 students
3602 Memorial Park Drive
Longview, WA 98632
(360) 575-7870
Longview, WA 98632
(360) 575-7870
Grades: 7-10
| 3 students
2250 Lewis River Rd
Woodland, WA 98674
(360) 841-2750
Woodland, WA 98674
(360) 841-2750
Grades: 2-4
| 513 students
600 Bozarth
Woodland, WA 98674
(360) 841-2900
Woodland, WA 98674
(360) 841-2900
Grades: PK-3
| 604 students
600 Bozarth St
Woodland, WA 98674
(360) 841-2900
Woodland, WA 98674
(360) 841-2900
Grades: PK-1
| 388 students
Frequently Asked Questions
What are the top ranked public high schools in Cowlitz County, WA?
The top ranked public high schools in Cowlitz County, WA include Kalama High School, Discovery High School and Lewis River Academy.
How many public high schools are located in Cowlitz County?
18 public high schools are located in Cowlitz County.
What is the racial composition of students in Cowlitz County?
Cowlitz County public high schools minority enrollment is 30% of the student body (majority Hispanic), which is less than the Washington public high schools average of 50% (majority Hispanic).
Which public high schools in Cowlitz County are often viewed compared to one another?
Popular comparisons of public high schools in Cowlitz County include: Toutle Lake High School vs. Castle Rock High School, Mark Morris High School vs. R A Long High School, R A Long High School vs. Mark Morris High School
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