For the 2025-26 school year, there are 3 private high schools serving 308 students in Issaquah, WA.
The top ranked private high schools in Issaquah, WA include Brightmont Academy - Sammamish, Dartmoor School, and Summit Classical Christian School.
The average acceptance rate is 88%, which is higher than the Washington private high school average acceptance rate of 83%.
33% of private high schools in Issaquah, WA are religiously affiliated (most commonly Christian).
Top Ranked Issaquah Private High Schools (2025-26)
School
Location
Quick Facts
Brightmont Academy - Sammamish![Brightmont Academy - Sammamish Photo - Taking individual courses at Brightmont Academy offers an effective one-to-one instruction alternative for students to learn concepts and skills by progressing at their own pace.]( "Brightmont Academy - Sammamish Photo - Taking individual courses at Brightmont Academy offers an effective one-to-one instruction alternative for students to learn concepts and skills by progressing at their own pace.")
Special Program Emphasis
4588 Klahanie Dr SE Suite 401
Issaquah, WA 98029
(425) 836-1600
Issaquah, WA 98029
(425) 836-1600
Gr: 1-12 Avg. class size: 1 student Tuition listed
22500 SE 64th PL, #150
Issaquah, WA 98027
(425) 427-1400
Issaquah, WA 98027
(425) 427-1400
Gr: 4-12 | 23 students Avg. class size: 1 student Tuition & acceptance rate listed
1040 12th Ave NE
Issaquah, WA 98027
(425) 222-0564
Issaquah, WA 98027
(425) 222-0564
Gr: PK-12 | 285 students Avg. class size: 16 students Sports: 4 | Extracurrculars: 11 Tuition & acceptance rate listed
Issaquah, Washington Private Schools (Closed)
School
Location
Quick Facts
Eastridge Christian School (Closed 2015)
Daycare / Preschool (Assembly of God)
24205 Se Issaquah Fall City Rd
Issaquah, WA 98029
(425) 270-6329
Issaquah, WA 98029
(425) 270-6329
Gr: PK-K | 159 students
Lakeside Montessori Highlands (Closed 2024)
Montessori School
2001 15th Ave Ne
Issaquah, WA 98029
(425) 394-1000
Issaquah, WA 98029
(425) 394-1000
Gr: PK-K | 86 students
Frequently Asked Questions
What are the top ranked private high schools in Issaquah, WA?
The top ranked private high schools in Issaquah, WA include Brightmont Academy - Sammamish, Dartmoor School, and Summit Classical Christian School.
How many private high schools are located in Issaquah?
3 private high schools are located in Issaquah.
What percentage of private high schools are religiously affiliated in Issaquah?
33% of private high schools in Issaquah are religiously affiliated (most commonly Christian).
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.