Three Rivers Christian School Photo

Best Cowlitz County Private Schools (2025)

For the 2025 school year, there are 8 private schools serving 560 students in Cowlitz County, WA (there are 48 public schools, serving 17,236 public students). 3% of all K-12 students in Cowlitz County, WA are educated in private schools (compared to the WA state average of 10%).
The top ranked private school in Cowlitz County, WA is Three Rivers Christian School.
The average acceptance rate is 98%, which is higher than the Washington private school average acceptance rate of 85%.
63% of private schools in Cowlitz County, WA are religiously affiliated (most commonly Other and Seventh Day Adventist).

Top Ranked Cowlitz County Private Schools (2025)

School
Location
Grades
Students
Three Rivers Christian School
Three Rivers Christian School Photo
(Christian)
2610 Ocean Beach Hwy
Longview, WA 98632
(360) 423-4510
Grades: K-6
| 149 students
Big Leaf Montessori School
Montessori School
(1)
1428 22nd Ave
Longview, WA 98632
(360) 200-8976
Grades: PK-4
| 39 students
Family House Academy
Alternative School
1220 Carroll Rd
Kelso, WA 98626
(360) 425-7481
Grades: K-8
| 26 students
Gateway Learning Center
Alternative School
1157 3rd Ave Suite 125
Longview, WA 98632
(360) 577-3939
Grades: K-12
| 42 students
Journey Christian School
(Seventh Day Adventist)
96 Garden St
Kelso, WA 98626
(360) 423-9250
Grades: PK-8
| 67 students
Kelso Christian Academy
Daycare / Preschool (Assembly of God)
403 Academy St
Kelso, WA 98626
(360) 423-8740
Grades: PK-K
| 34 students
Montessori Childrens House Of Long View
Montessori School
(1)
3137 Columbia Heights Rd
Longview, WA 98632
(360) 578-9885
Grades: PK-K
| 39 students
St. Rose School
St. Rose School Photo
(Catholic)
720 26th Ave
Longview, WA 98632
(360) 425-4660
Grades: PK-8
| 164 students

Frequently Asked Questions

What are the top ranked private schools in Cowlitz County, WA?
The top ranked private schools in Cowlitz County, WA is Three Rivers Christian School.
How many private schools are located in Cowlitz County?
8 private schools are located in Cowlitz County.
How diverse are private schools in Cowlitz County?
Cowlitz County private schools are approximately 18% minority students, which is lower than the Washington private school average of 30%.
What percentage of students in Cowlitz County go to private school?
3% of all K-12 students in Cowlitz County are educated in private schools (compared to the WA state average of 10%).
What percentage of private schools are religiously affiliated in Cowlitz County?
63% of private schools in Cowlitz County are religiously affiliated (most commonly Other and Seventh Day Adventist).
Which private schools in Cowlitz County are often viewed compared to one another?

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