St. Rose School Photo

Best Cowlitz County Private Elementary Schools (2025-26)

For the 2025-26 school year, there are 6 private elementary schools serving 487 students in Cowlitz County, WA.
The top ranked private elementary schools in Cowlitz County, WA include Family House Academy, St. Rose School, and Three Rivers Christian School.
The average acceptance rate is 98%, which is higher than the Washington private elementary school average acceptance rate of 80%.
67% of private elementary schools in Cowlitz County, WA are religiously affiliated (most commonly Other and Seventh Day Adventist).

Top Ranked Cowlitz County Private Elementary Schools (2025-26)

School
Location
Quick Facts
Family House Academy
Alternative School
1220 Carroll Rd
Kelso, WA 98626
(360) 425-7481
Gr: K-8 | 26 students Tuition listed
St. Rose School
St. Rose School Photo
(Catholic)
720 26th Ave
Longview, WA 98632
(360) 425-4660
Gr: PK-8 | 164 students Avg. class size: 13 students Sports: 4 | Extracurrculars: 5 Tuition listed
Three Rivers Christian School
Three Rivers Christian School Photo
(Christian)
2610 Ocean Beach Hwy
Longview, WA 98632
(360) 423-4510
Gr: K-6 | 149 students Avg. class size: 18 students Sports: 6 Tuition listed
Big Leaf Montessori School
Montessori School
(1)
1428 22nd Ave
Longview, WA 98632
(360) 200-8976
Gr: PK-4 | 39 students Tuition listed
Gateway Learning Center
Alternative School
1157 3rd Ave Suite 125
Longview, WA 98632
(360) 577-3939
Gr: K-12 | 42 students
Journey Christian School
(Seventh Day Adventist)
96 Garden St
Kelso, WA 98626
(360) 423-9250
Gr: PK-8 | 67 students Avg. class size: 14 students Tuition & acceptance rate listed

Frequently Asked Questions

What are the top ranked private elementary schools in Cowlitz County, WA?
The top ranked private elementary schools in Cowlitz County, WA include Family House Academy, St. Rose School, and Three Rivers Christian School.
How many private elementary schools are located in Cowlitz County?
6 private elementary schools are located in Cowlitz County.
How diverse are private elementary schools in Cowlitz County?
Cowlitz County private elementary schools are approximately 17% minority students, which is lower than the Washington private school average of 30%.
What percentage of private elementary schools are religiously affiliated in Cowlitz County?
67% of private elementary schools in Cowlitz County are religiously affiliated (most commonly Other and Seventh Day Adventist).
Which private elementary schools in Cowlitz County are often viewed compared to one another?

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