For the 2025 school year, there are 31 private high schools belonging to Other school association(s) serving 10,163 students in Washington. You can also find more schools membership associations in Washington.
The top ranked private high schools belonging to Other school association(s) in Washington include Bellarmine Preparatory School, Cascade Christian Junior High/High School, and The Overlake School.
The average tuition cost is $20,390, which is higher than the Washington private high school average tuition cost of $17,258.
Top Ranked Private High Schools Belonging to Other school association(s) in Washington (2025)
School
Location
Grades
Students
1701 98th Ave Ne
Bellevue, WA 98004
(425) 460-3300
Bellevue, WA 98004
(425) 460-3300
Grades: 7-12
| 1,037 students
Dartmoor School![Dartmoor School Photo - One-to-One instruction helps students excel]( "Dartmoor School Photo - One-to-One instruction helps students excel")
Alternative School
2800 Northup Way, Suite 120
Bellevue, WA 98004
(425) 885-6296
Bellevue, WA 98004
(425) 885-6296
Grades: 1-12
| 43 students
4800 139th Avenue SE
Bellevue, WA 98006
(425) 641-0700
Bellevue, WA 98006
(425) 641-0700
Grades: 5-12
| 225 students
16571 Creative Drive NE
Poulsbo, WA 98370
(360) 598-5954
Poulsbo, WA 98370
(360) 598-5954
Grades: 6-12
| 80 students
2300 S Washington St
Tacoma, WA 98405
(253) 752-7701
Tacoma, WA 98405
(253) 752-7701
Grades: 9-12
| 847 students
Cascade Christian Junior High/High School![Cascade Christian Junior High/High School Photo]( "Cascade Christian Junior High/High School Photo")
(Christian)
811 21st Street SE
Puyallup, WA 98372
(253) 841-1776
Puyallup, WA 98372
(253) 841-1776
Grades: 7-12
| 672 students
16300 112th Ave Ne
Bothell, WA 98011
(425) 488-9778
Bothell, WA 98011
(425) 488-9778
Grades: PK-12
| 1,591 students
Chief Leschi Schools
Special Program Emphasis
5625 52nd Street E
Puyallup, WA 98371
(253) 445-6000
Puyallup, WA 98371
(253) 445-6000
Grades: PK-12
| 782 students
316 Fourth Avenue South
Kirkland, WA 98033
(425) 298-6451
Kirkland, WA 98033
(425) 298-6451
Grades: 6-12
| 34 students
1224 E Euclid Ave
Spokane, WA 99207
(509) 483-8511
Spokane, WA 99207
(509) 483-8511
Grades: 9-12
| 794 students
1717 S Union Ave
Tacoma, WA 98405
(253) 756-5317
Tacoma, WA 98405
(253) 756-5317
Grades: NS-12
| 740 students
Lynden Christian School
(Christian)
417 Lyncs Dr
Lynden, WA 98264
(360) 354-5492
Lynden, WA 98264
(360) 354-5492
Grades: PK-12
| 1,210 students
20301 NE 108th Street
Redmond, WA 98053
(425) 868-1000
Redmond, WA 98053
(425) 868-1000
Grades: 5-12
| 554 students
Rainier Christian Middle and High School![Rainier Christian Middle and High School Photo]( "Rainier Christian Middle and High School Photo")
(Christian)
19830 SE 328th Pl
Auburn, WA 98002
(425) 255-7273
Auburn, WA 98002
(425) 255-7273
Grades: NS-12
| 581 students
Alger Learning Center & Independence High School
Alternative School
100 Pine Street Ste. 103
Bellingham, WA 98225
(360) 595-2630
Bellingham, WA 98225
(360) 595-2630
Grades: PK-12
| n/a students
Children's Institute For Learning Differences![Children's Institute For Learning Differences Photo - We help children move from feeling despair to feeling hopeful and skilled.]( "Children's Institute For Learning Differences Photo - We help children move from feeling despair to feeling hopeful and skilled.")
Special Education School
2640 Benson Road S
Renton, WA 98055
(425) 336-3260
Renton, WA 98055
(425) 336-3260
Grades: 2-12
| 48 students
1510 196th St SE
Bothell, WA 98012
(425) 489-2050
Bothell, WA 98012
(425) 489-2050
Grades: PK-12
| 50 students
Dartmoor Schools
Alternative School
11812 N Creek Pkwy N Ste 102
Bothell, WA 98011
(425) 482-9361
Bothell, WA 98011
(425) 482-9361
Grades: 5-12
| 11 students
Holy Innocents School Of The Northwest
(Catholic)
2530 S 298th St
Federal Way, WA 98003
(253) 839-0788
Federal Way, WA 98003
(253) 839-0788
Grades: K-11
| 26 students
Hope Academy
All-boys | Alternative School (Christian)
370 Flying H Loop
Naches, WA 98937
(509) 658-2990
Naches, WA 98937
(509) 658-2990
Grades: 9-12
| 14 students
Independence High School
Alternative School
121 Alder Dr
Sedro Woolley, WA 98284
(360) 595-2630
Sedro Woolley, WA 98284
(360) 595-2630
Grades: 2-12
| 16 students
Life Academy of Puget Sound
(Christian)
414 SW 312th Street
Federal Way, WA 98023
(253) 839-7378
Federal Way, WA 98023
(253) 839-7378
Grades: PK-12
| 126 students
Morningside Academy![Morningside Academy Photo]( "Morningside Academy Photo")
Special Education School
1605 17th Ave
Seattle, WA 98122
(206) 709-9500
Seattle, WA 98122
(206) 709-9500
Grades: 1-9
| 90 students
4710 Park Center Avenue NE
Olympia, WA 98516
(360) 491-2966
Olympia, WA 98516
(360) 491-2966
Grades: 9-12
| 112 students
9205 3rd Ave Sw
Seattle, WA 98106
(206) 214-1011
Seattle, WA 98106
(206) 214-1011
Grades: 3-12
| 20 students
Providence Christian School NW![Providence Christian School NW Photo - Staff Picture 2021-2022]( "Providence Christian School NW Photo - Staff Picture 2021-2022")
(Christian)
5950 Portal Way
Ferndale, WA 98248
(360) 318-1347
Ferndale, WA 98248
(360) 318-1347
Grades: PK-12
| 59 students
660 S Dearborn St
Seattle, WA 98134
(206) 324-4350
Seattle, WA 98134
(206) 324-4350
Grades: 6-12
| 34 students
Skagit Adventist Academy
(Seventh Day Adventist)
530 N Section St
Burlington, WA 98233
(360) 755-9261
Burlington, WA 98233
(360) 755-9261
Grades: K-12
| 128 students
505 Spring St
Friday Harbor, WA 98250
(360) 378-6393
Friday Harbor, WA 98250
(360) 378-6393
Grades: 6-12
| 103 students
4115 W Henry St
Pasco, WA 99301
(509) 547-8092
Pasco, WA 99301
(509) 547-8092
Grades: K-10
| 111 students
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