For the 2025 school year, there are 81 private high schools serving 23,798 students in King County, WA.
The top ranked private high schools in King County, WA include Holy Names Academy, BASIS Independent Bellevue, and The Bear Creek School.
The average tuition cost is $24,197, which is higher than the Washington private high school average tuition cost of $17,015.
Top Ranked King County Private High Schools (2025)
School
Location
Grades
Students
15749 NE 4th Street
Bellevue, WA 98008
(425) 689-3376
Bellevue, WA 98008
(425) 689-3376
Grades: K-12
| 237 students
8905 208th Avenue NE
Redmond, WA 98053
(425) 898-1720
Redmond, WA 98053
(425) 898-1720
Grades: NS-12
| 878 students
1701 98th Ave Ne
Bellevue, WA 98004
(425) 460-3300
Bellevue, WA 98004
(425) 460-3300
Grades: 7-12
| 1,037 students
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
Grades: 1-12
| n/a students
Dartmoor School![Dartmoor School Photo - Dartmoor Bothell Campus]( "Dartmoor School Photo - Dartmoor Bothell Campus")
Alternative School
19515 North Creek Pkwy. #208
Bothell, WA 98011
(425) 885-6296
Bothell, WA 98011
(425) 885-6296
Grades: 1-12
| 29 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
22500 SE 64th PL, #150
Issaquah, WA 98027
(425) 427-1400
Issaquah, WA 98027
(425) 427-1400
Grades: 4-12
| 23 students
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
Grades: 1-12
| 37 students
232 228th Avenue SE
Sammamish, WA 98074
(425) 295-3000
Sammamish, WA 98074
(425) 295-3000
Grades: 6-12
| 836 students
4800 139th Avenue SE
Bellevue, WA 98006
(425) 641-0700
Bellevue, WA 98006
(425) 641-0700
Grades: 5-12
| 225 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
1951 152nd Pl NE Suite 101
Bellevue, WA 98007
(425) 640-9000
Bellevue, WA 98007
(425) 640-9000
Grades: 7-12
| n/a students
214 E. Galer Street, Suite 200
Seattle, WA 98102
(877) 673-8893
Seattle, WA 98102
(877) 673-8893
Grades: 6-12
| n/a students
P.O. Box 664 Mukilteo, WA
Mukilteo, WA 98275
(206) 246-9227
Mukilteo, WA 98275
(206) 246-9227
Grades: K-12
| 298 students
14601 Interurban Ave S
Seattle, WA 98168
(206) 588-0860
Seattle, WA 98168
(206) 588-0860
Grades: PK-12
| 48 students
5000 Auburn Way S
Auburn, WA 98092
(253) 939-5000
Auburn, WA 98092
(253) 939-5000
Grades: 9-12
| 239 students
Bishop Blanchet High School![Bishop Blanchet High School Photo]( "Bishop Blanchet High School Photo")
(Catholic)
8200 Wallingford Ave N
Seattle, WA 98103
(206) 527-7711
Seattle, WA 98103
(206) 527-7711
Grades: 9-12
| 855 students
16300 112th Ave Ne
Bothell, WA 98011
(425) 488-9778
Bothell, WA 98011
(425) 488-9778
Grades: PK-12
| 1,591 students
316 Fourth Avenue South
Kirkland, WA 98033
(425) 298-6451
Kirkland, WA 98033
(425) 298-6451
Grades: 6-12
| 34 students
Derech Emunah
All-girls (Jewish)
5145 S Morgan Street Seattle
Seattle, WA 98118
(206) 402-6621
Seattle, WA 98118
(206) 402-6621
Grades: 9-12
| 11 students
2495 140th Ave NE Suite D-210
Bellevue, WA 98005
(425) 401-6844
Bellevue, WA 98005
(425) 401-6844
Grades: 6-12
| 40 students
Eastside Catholic High School
(Catholic)
232 228th Ave Se
Sammamish, WA 98074
(425) 295-3024
Sammamish, WA 98074
(425) 295-3024
Grades: 6-12
| 862 students
10613 NE 38th Place
Kirkland, WA 98033
(425) 822-5668
Kirkland, WA 98033
(425) 822-5668
Grades: 5-12
| 538 students
728 21st Ave E
Seattle, WA 98112
(206) 323-4272
Seattle, WA 98112
(206) 323-4272
Grades: 9-12
| 575 students
Kennedy Catholic High School![Kennedy Catholic High School Photo]( "Kennedy Catholic High School Photo")
(Catholic)
140 S 140th St
Seattle, WA 98168
(206) 246-0500
Seattle, WA 98168
(206) 246-0500
Grades: 9-12
| 861 students
King's School
(Christian)
19303 Fremont Ave N Ms 40
Seattle, WA 98133
(206) 546-7211
Seattle, WA 98133
(206) 546-7211
Grades: PK-12
| 1,185 students
King's Schools![King's Schools Photo - Junior High Armor Adventure.]( "King's Schools Photo - Junior High Armor Adventure.")
(Christian)
19303 Fremont Ave. N.
Seattle, WA 98133
(206) 289-7783
Seattle, WA 98133
(206) 289-7783
Grades: PK-12
| 1,236 students
5017 90th Avenue SE
Mercer Island, WA 98040
(206) 232-5272
Mercer Island, WA 98040
(206) 232-5272
Grades: 9-12
| 65 students
802 Terry Avenue
Seattle, WA 98104
(206) 923-7551
Seattle, WA 98104
(206) 923-7551
Grades: 9-12
| 500 students
20301 NE 108th Street
Redmond, WA 98053
(425) 868-1000
Redmond, WA 98053
(425) 868-1000
Grades: 5-12
| 554 students
33645 20th Ave. S.
Federal Way, WA 98003
(253) 943-2544
Federal Way, WA 98003
(253) 943-2544
Grades: PK-12
| 279 students
540 NE Northgate Way, Suite D
Seattle, WA 98125
(206) 557-4646
Seattle, WA 98125
(206) 557-4646
Grades: 10-12
| 8 students
Show 46 more private schools in King County, WA (out of 81 total schools)
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King County Private Schools (Closed)
School
Location
Grades
Students
American Academy (Closed 2015)
(Christian)
7834 Se 32nd St
Mercer Island, WA 98040
(206) 230-5672
Mercer Island, WA 98040
(206) 230-5672
Grades: 1-12
| 25 students
Blossoming Hill Montessori (Closed 2024)
Montessori School
23855 SE 216th St
Maple Valley, WA 98038
(425) 276-5649
Maple Valley, WA 98038
(425) 276-5649
Grades: PK-5
| 68 students
Brightmont Academy (Closed 2020)
Special Program Emphasis
13300 NE 175th Street, #1
Woodinville, WA 98072
(425) 219-4993
Woodinville, WA 98072
(425) 219-4993
Grades: 6-12
| n/a students
Burien SDA School (Closed 2006)
(Seventh Day Adventist)
14237 Des Moines Way S
Seattle, WA 98168
(206) 246-8433
Seattle, WA 98168
(206) 246-8433
Grades: K-8
| 23 students
Calvary Lutheran Preschool & Kindergarten (Closed 2024)
Daycare / Preschool (Wisconsin Evangelical Lutheran Synod)
16231 Ne 6th Street
Bellevue, WA 98008
(425) 747-5410
Bellevue, WA 98008
(425) 747-5410
Grades: PK-K
| 11 students
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
Grades: PK-K
| 159 students
Emerald City School (Closed 2021)
Special Education School
520 Denny Way
Seattle, WA 98109
(206) 209-0950
Seattle, WA 98109
(206) 209-0950
Grades: 4-8
| 11 students
Junior Junction Day School (Closed 2011)
Daycare / Preschool
13303 Se 288th Street
Auburn, WA 98092
(253) 631-3796
Auburn, WA 98092
(253) 631-3796
Grades: NS
| 131 students
19303 Fremont Avenue North
Seattle, WA 98133
(206) 546-7214
Seattle, WA 98133
(206) 546-7214
Grades: 5-12
| 652 students
Lakeside Montessori Highlands (Closed 2024)
Montessori School
2001 15th Ave Ne
Issaquah, WA 98029
(425) 394-1000
Issaquah, WA 98029
(425) 394-1000
Grades: PK-K
| 86 students
Learning Way School (Closed 2014)
Daycare / Preschool
9202 21st Avenue Sw
Seattle, WA 98106
(206) 762-3199
Seattle, WA 98106
(206) 762-3199
Grades: PK-K
| 12 students
Makkah Islamic School (Closed 2019)
(Islamic)
3613 S Juneau St
Seattle, WA 98118
Seattle, WA 98118
Grades: NS-8
| 140 students
2000 Ne Perkins Way
Seattle, WA 98155
(206) 365-2720
Seattle, WA 98155
(206) 365-2720
Grades: PK-6
| 131 students
Northern Lights Montessori (Closed 2023)
Montessori School
8460 160th Ave Ne
Redmond, WA 98052
(425) 867-0622
Redmond, WA 98052
(425) 867-0622
Grades: PK-1
| 134 students
Northern Lights Montessori School (Closed 2015)
Montessori School
14434 Ne 8th St
Bellevue, WA 98007
(425) 867-0622
Bellevue, WA 98007
(425) 867-0622
Grades: PK-K
| 120 students
Pacific Learning Center Nw (Closed 2024)
Special Education School
14550 Westminster Way N
Seattle, WA 98133
(425) 672-6805
Seattle, WA 98133
(425) 672-6805
Grades: 3-12
| 25 students
Puget Sound Primary School (Closed 2004)
Alternative School
1122 East John St
Seattle, WA 98102
(206) 322-4329
Seattle, WA 98102
(206) 322-4329
Grades: 5-8
| n/a students
Root Academy (Closed 2025)
Montessori School
2332 N 116th St
Seattle, WA 98133
(206) 291-5526
Seattle, WA 98133
(206) 291-5526
Grades: PK-3
| 16 students
St. Christopher Academy (Closed 2014)
Special Education School
4141 41st Ave Sw
Seattle, WA 98116
(206) 246-9751
Seattle, WA 98116
(206) 246-9751
Grades: 9-12
| 20 students
Sea-tac Christian Academy (Closed 2004)
(Church of God)
18435 42nd Ave S
Seattle, WA 98188
(206) 243-8636
Seattle, WA 98188
(206) 243-8636
Grades: PK-6
| 43 students
Seattle Lutheran High School (Closed 2024)
(Lutheran Church Missouri Synod)
4100 SW Genesee Street
Seattle, WA 98116
(206) 937-7722
Seattle, WA 98116
(206) 937-7722
Grades: 9-12
| 69 students
Seattle Urban Academy (Closed 2020)
Alternative School (Christian)
10056 Renton Ave S
Seattle, WA 98178
(206) 723-0333
Seattle, WA 98178
(206) 723-0333
Grades: 9-12
| 22 students
Seattle Waldorf High School (Closed 2025)
Special Program Emphasis
777 62nd Ave Ne
Seattle, WA 98115
(360) 746-9575
Seattle, WA 98115
(360) 746-9575
Grades: 9-12
| 75 students
Snoqualmie Valley Christian School (Closed 2004)
(Seventh Day Adventist)
Po Box 939
Fall City, WA 98024
(425) 222-5194
Fall City, WA 98024
(425) 222-5194
Grades: PK-7
| 20 students
West Seattle Christian (Closed 2006)
(Christian)
4401 42nd Avenue Sw
Seattle, WA 98116
(206) 938-1414
Seattle, WA 98116
(206) 938-1414
Grades: PK-8
| 145 students
Frequently Asked Questions
What are the top ranked private high schools in King County, WA?
The top ranked private high schools in King County, WA include Holy Names Academy, BASIS Independent Bellevue, and The Bear Creek School.
How many private high schools are located in King County?
81 private high schools are located in King County.
How much do private high schools cost in King County?
The average tuition cost is $24,197, which is higher than the Washington private school average tuition cost of $17,015.
How diverse are private high schools in King County?
King County private high schools are approximately 30% minority students, which is higher than the Washington private school average of 28%.
What percentage of private high schools are religiously affiliated in King County?
Which private high schools in King County are often viewed compared to one another?
Popular comparisons of private high schools in King County include: Bishop Blanchet High School vs. Seattle Preparatory School, Woodinville Montessori School vs. Woodinville Montessori School - Bothell Campus, Eastside Catholic High School vs. The Bear Creek School
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