For the 2026 school year, there are 32 private schools belonging to Cognia serving 10,618 students in Washington. You can also find more schools membership associations in Washington.
The top-ranked private schools belonging to Cognia in Washington include Explorations Academy, BASIS Independent Bothell, and Northwest Yeshiva High School.
The average tuition cost is $18,710, which is higher than the Washington private school average tuition cost of $15,674.
39% of private schools belonging to Cognia in Washington are religiously affiliated (most commonly Christian and Lutheran Church Missouri Synod).
Top-Ranked 草榴社区 Schools Belonging to Cognia in Washington (2026)
School
Location
Quick Facts
21705 58th Avenue West
Mountlake Terrace, WA 98043
(425) 584-2361
Mountlake Terrace, WA 98043
(425) 584-2361
Gr: PK-8 | 327 students Avg. class size: 18 students Sports: 6 | Extracurrculars: 2 Tuition & acceptance rate listed
214 E. Galer Street, Suite 200
Seattle, WA 98102
(206) 486-3614
Seattle, WA 98102
(206) 486-3614
Gr: 5-12 Sports: 1 | Extracurrculars: 6 Tuition listed
5700 23rd Drive West
Everett, WA 98203
(425) 407-1119
Everett, WA 98203
(425) 407-1119
Gr: NS-8 | 1,131 students Avg. class size: 21 students Sports: 6 | Extracurrculars: 17 Tuition & acceptance rate listed
15061 Bel Red Rd
Bellevue, WA 98007
(425) 283-0717
Bellevue, WA 98007
(425) 283-0717
Gr: PK-3 | 107 students Avg. class size: 12 students Tuition listed
2800 Northup Way, Suite 120
Bellevue, WA 98004
(425) 885-6296
Bellevue, WA 98004
(425) 885-6296
Gr: 1-12 | 43 students Avg. class size: 1 student Tuition & acceptance rate listed
Dartmoor School ![Dartmoor School Photo - 1:1 Instruction Dartmoor School Photo - 1:1 Instruction]()

Alternative School
19515 North Creek Pkwy. #208
Bothell, WA 98011
(425) 885-6296
Bothell, WA 98011
(425) 885-6296
Gr: 1-12 | 29 students Avg. class size: 1 student Tuition & acceptance rate listed
22500 SE 64th PL, #150
Bellevue, WA 98027
(425) 885-6296
Bellevue, WA 98027
(425) 885-6296
Gr: 1-12 | 23 students Avg. class size: 1 student Tuition & acceptance rate listed
Dartmoor School ![Dartmoor School Photo - Dartmoor School Seattle Campus Dartmoor School Photo - Dartmoor School Seattle Campus]()

Alternative School
6515 15th Ave NE
Seattle, WA 98115
(425) 885-6296
Seattle, WA 98115
(425) 885-6296
Gr: 1-12 | 37 students Avg. class size: 1 student Tuition & acceptance rate listed
16017 118th Place NE
Bothell, WA 98011
(425) 600-3048
Bothell, WA 98011
(425) 600-3048
Gr: NS-5 | 175 students Extracurrculars: 7 Tuition listed
16571 Creative Drive NE
Poulsbo, WA 98370
(360) 598-5954
Poulsbo, WA 98370
(360) 598-5954
Gr: 6-12 | 80 students Avg. class size: 16 students Extracurrculars: 12 Tuition & acceptance rate listed
514 State Ave. Ste. 109 Marysville, WA 98270
Marysville, WA 98270
(206) 246-9227
Marysville, WA 98270
(206) 246-9227
Gr: K-12 | 298 students Avg. class size: 10 students Extracurrculars: 2 Tuition & acceptance rate listed
21540 30th Drive SE
Bothell, WA 98021
(425) 842-0116
Bothell, WA 98021
(425) 842-0116
Gr: PK-12 | 230 students Sports: 3 | Extracurrculars: 20 Tuition listed
202 E 56th Street
Tacoma, WA 98404
(253) 475-9513
Tacoma, WA 98404
(253) 475-9513
Gr: K-12 | 217 students Avg. class size: 18 students Sports: 7 | Extracurrculars: 11 Tuition & acceptance rate listed
1010 Black Lake Blvd Sw
Olympia, WA 98502
(360) 357-5590
Olympia, WA 98502
(360) 357-5590
Gr: PK-8 | 287 students Avg. class size: 20 students Sports: 6 | Extracurrculars: 2 Tuition & acceptance rate listed
1701 Ellis St # 215
Bellingham, WA 98225
(360) 671-8085
Bellingham, WA 98225
(360) 671-8085
Gr: 6-12 | 48 students Avg. class size: 10 students Tuition & acceptance rate listed
4456 42nd Ave Sw
Seattle, WA 98116
(206) 935-8500
Seattle, WA 98116
(206) 935-8500
Gr: PK-8 | 174 students Avg. class size: 18 students Sports: 6 | Extracurrculars: 13 Tuition & acceptance rate listed
3008 36th St Nw
Gig Harbor, WA 98335
(253) 858-5962
Gig Harbor, WA 98335
(253) 858-5962
Gr: K-8 | 502 students Avg. class size: 20 students Sports: 5 | Extracurrculars: 10 Tuition & acceptance rate listed
911 E Division Ave
Ephrata, WA 98823
(509) 754-5558
Ephrata, WA 98823
(509) 754-5558
Gr: PK-10 | 82 students Avg. class size: 15 students Tuition listed
5017 90th Avenue SE
Mercer Island, WA 98040
(206) 232-5272
Mercer Island, WA 98040
(206) 232-5272
Gr: 9-12 | 65 students Avg. class size: 12 students Sports: 5 | Extracurrculars: 11 Tuition listed
Renton Prep Christian: Microsoft's First US K-12 Flagship School Participant ![Renton Prep Christian: Microsoft's First US K-12 Flagship School Participant Photo - All students use Microsoft Surfaces as their primary digital tool for research and classwork. Renton Prep Christian: Microsoft's First US K-12 Flagship School Participant Photo - All students use Microsoft Surfaces as their primary digital tool for research and classwork.]()

(Lutheran Church Missouri Synod)
200 Mill Avenue South Suite 110
Renton, WA 98057
(206) 723-5526
Renton, WA 98057
(206) 723-5526
Gr: PK-5 | 75 students Avg. class size: 12 students Tuition & acceptance rate listed
18301 Military Road S
Seattle, WA 98188
(206) 246-8241
Seattle, WA 98188
(206) 246-8241
Gr: K-12 | 586 students Avg. class size: 18 students Sports: 10 | Extracurrculars: 5 Tuition & acceptance rate listed
25237 SE Issaquah Fall City Rd
Issaquah, WA 98029
(425) 392-1196
Issaquah, WA 98029
(425) 392-1196
Gr: PK-2 | 88 students Avg. class size: 18 students Tuition & acceptance rate listed
Sonshine Christian School
(Christian)
2711 NE Andresen Rd
Vancouver, WA 98661
(360) 574-5307
Vancouver, WA 98661
(360) 574-5307
Gr: PK-8 | 105 students Avg. class size: 15 students
12280 Woodinville Redmond Rd Ne
Redmond, WA 98052
(425) 380-5670
Redmond, WA 98052
(425) 380-5670
Gr: 5-12 | 306 students Sports: 8 | Extracurrculars: 15 Tuition listed
15900 Woodinville-Redmond Rd
Woodinville, WA 98072
(425) 481-2228
Woodinville, WA 98072
(425) 481-2228
Gr: K-12 | 157 students Avg. class size: 8 students Extracurrculars: 10 Tuition & acceptance rate listed
10001 57th Avenue South
Seattle, WA 98178
(206) 688-2100
Seattle, WA 98178
(206) 688-2100
Gr: 9-12 | 115 students Avg. class size: 15 students Sports: 3 | Extracurrculars: 1 Tuition listed
2495 140th Ave NE Suite D-210
Bellevue, WA 98005
(425) 401-6844
Bellevue, WA 98005
(425) 401-6844
Gr: 6-12 | 40 students Avg. class size: 4 students Extracurrculars: 3 Tuition & acceptance rate listed
Jefferson Community School ![Jefferson Community School Photo - JCS in Nepal 2017 Jefferson Community School Photo - JCS in Nepal 2017]()

Special Program Emphasis
280 Quincy St Ste I
Port Townsend, WA 98368
(360) 385-0622
Port Townsend, WA 98368
(360) 385-0622
Gr: 7-12 | 16 students Avg. class size: 10 students Tuition & acceptance rate listed
9408 N Wall Street
Spokane, WA 99218
(509) 466-2695
Spokane, WA 99218
(509) 466-2695
Gr: K-6 | 105 students Avg. class size: 12 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
9725 3rd Ave NE Ste 125
Seattle, WA 98115
(206) 203-9440
Seattle, WA 98115
(206) 203-9440
Gr: 6-12 | 42 students Avg. class size: 1 student Extracurrculars: 1 Tuition & acceptance rate listed
Ventures Academy
Special Program Emphasis
4265 137TH AVE NE
Bellevue, WA 98005
(425) 437-2700
Bellevue, WA 98005
(425) 437-2700
Gr: 8-12 Avg. class size: 10 students Tuition & acceptance rate listed
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