For the 2025-26 school year, there are 4 private high schools serving 1,891 students in Sammamish, WA.
The top ranked private high schools in Sammamish, WA include Eastside Catholic School and Eastside Catholic High School.
The average acceptance rate is 99%, which is higher than the Washington private high school average acceptance rate of 83%.
50% of private high schools in Sammamish, WA are religiously affiliated (most commonly Catholic).
Top Ranked Sammamish Private High Schools (2025-26)
School
Location
Quick Facts
232 228th Avenue SE
Sammamish, WA 98074
(425) 295-3000
Sammamish, WA 98074
(425) 295-3000
Gr: 6-12 | 836 students Avg. class size: 19 students Sports: 19 | Extracurrculars: 22 Tuition & acceptance rate listed
Eastside Catholic High School
(Catholic)
232 228th Ave Se
Sammamish, WA 98074
(425) 295-3024
Sammamish, WA 98074
(425) 295-3024
Gr: 6-12 | 862 students
711 228th Ave Ne
Sammamish, WA 98074
(425) 836-1600
Sammamish, WA 98074
(425) 836-1600
Gr: 6-12 | 17 students Tuition listed
2908 228th Ave SE, Ste B
Sammamish, WA 98075
(425) 562-3545
Sammamish, WA 98075
(425) 562-3545
Gr: 6-12 | 176 students Tuition listed
Frequently Asked Questions
What are the top ranked private high schools in Sammamish, WA?
The top ranked private high schools in Sammamish, WA include Eastside Catholic School and Eastside Catholic High School.
How many private high schools are located in Sammamish?
4 private high schools are located in Sammamish.
What percentage of private high schools are religiously affiliated in Sammamish?
50% of private high schools in Sammamish are religiously affiliated (most commonly Catholic).
Recent Articles
Transferring from Public to Private School Mid-Year: What to Expect
Considering a mid-year transfer from public to private school? Learn what to expect with admissions, academic placement, social adjustment, and financial aid to ensure a smooth transition.
A Guide to Day vs. Boarding School: Which Is Right for Your Family
Discover the key differences between day and boarding schools to determine the best fit for your child. Explore benefits, costs, lifestyle factors, and questions to help guide your family’s decision.
The A to Z of Private Schools 2025
Explore the A to Z of private schools in 2025—from admissions to tuition—offering parents and educators clear insights into today’s options.