For the 2023-24 school year, there are 322 private schools serving 51,943 students in King County, WA (there are 538 public schools, serving 277,275 public students). 16% of all K-12 students in King County, WA are educated in private schools (compared to the WA state average of 9%).
The best top ranked private schools in King County, WA include BASIS Independent Bellevue, Discovery Montessori School and Dartmoor School.
The average tuition cost is $19,198, which is higher than the Washington private school average tuition cost of $13,046.
Top Ranked King County Private Schools (2023-24)
School
Location
Grades
Students
15749 NE 4th Street
Bellevue, WA 98008
(425) 689-3376
Bellevue, WA 98008
(425) 689-3376
Grades: 2-9
| 237 students
8905 208th Avenue NE
Redmond, WA 98053
(425) 898-1720
Redmond, WA 98053
(425) 898-1720
Grades: NS-12
| 882 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
| 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) 885-6296
Issaquah, WA 98027
(425) 885-6296
Grades: 1-12
| 43 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
2836 34th Ave West
Seattle, WA 98199
(206) 282-3848
Seattle, WA 98199
(206) 282-3848
Grades: NS-PK
| 40 students
232 228th Avenue SE
Sammamish, WA 98074
(425) 295-3000
Sammamish, WA 98074
(425) 295-3000
Grades: 6-12
| 827 students
14615 SE 22nd Street
Bellevue, WA 98007
(425) 641-5570
Bellevue, WA 98007
(425) 641-5570
Grades: PK-8
| 308 students
4800 139th Avenue SE
Bellevue, WA 98006
(425) 641-0700
Bellevue, WA 98006
(425) 641-0700
Grades: 5-12
| 300 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
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.]()

Special Program Emphasis (Lutheran Church Missouri Synod)
200 Mill Avenue South Suite 110
Renton, WA 98057
(206) 723-5526
Renton, WA 98057
(206) 723-5526
Grades: PK-10
| 140 students
214 E. Galer Street, Suite 200
Seattle, WA 98102
(877) 673-8893
Seattle, WA 98102
(877) 673-8893
Grades: 6-12
| students
18915 142 Ave. NE, Ste. 140-B
Woodinville, WA 98072
(206) 246-9227
Woodinville, WA 98072
(206) 246-9227
Grades: K-12
| 298 students
All-Star Academy
Alternative School
30355 SE High Point Way
Issaquah, WA 98027
(425) 526-4600
Issaquah, WA 98027
(425) 526-4600
Grades: PK-6
| students
1107 228th Avenue Se
Sammamish, WA 98075
(425) 392-3866
Sammamish, WA 98075
(425) 392-3866
Grades: NS-6
| 124 students
Assumption-st Bridget School
(Catholic)
6220 32nd Ave Ne
Seattle, WA 98115
(206) 524-7452
Seattle, WA 98115
(206) 524-7452
Grades: PK-8
| 505 students
5000 Auburn Way S
Auburn, WA 98092
(253) 939-5000
Auburn, WA 98092
(253) 939-5000
Grades: 9-12
| 256 students
14640 Ne 24th St
Bellevue, WA 98007
(425) 649-0791
Bellevue, WA 98007
(425) 649-0791
Grades: PK-9
| 683 students
1701 98th Ave Ne
Bellevue, WA 98004
(425) 460-3300
Bellevue, WA 98004
(425) 460-3300
Grades: NS-12
| 1,037 students
Bellevue Montessori School![Bellevue Montessori School Photo - Community building takes place in the classroom. Bellevue Montessori School Photo - Community building takes place in the classroom.]()

Montessori School
2411 112th Avenue NE
Bellevue, WA 98004
(425) 454-7439
Bellevue, WA 98004
(425) 454-7439
Grades: PK-5
| 274 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
Brightmont Academy - Redmond![Brightmont Academy - Redmond 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 - Redmond 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
7345 164th Ave NE, Ste I-135
Redmond, WA 98052
(425) 373-0800
Redmond, WA 98052
(425) 373-0800
Grades: 1-12
| students
Brightmont Academy - Seattle![Brightmont Academy - Seattle 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 - Seattle 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
115 NE 100th St #200
Seattle, WA 98125
(206) 284-2300
Seattle, WA 98125
(206) 284-2300
Grades: 1-12
| students
Buena Vista Sda School
(Seventh Day Adventist)
3320 Academy Drive SE
Auburn, WA 98092
(253) 833-0718
Auburn, WA 98092
(253) 833-0718
Grades: PK-8
| 229 students
Show 100 more private schools in King County, WA (out of 322 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 2017)
Montessori School
23855 SE 216th St
Maple Valley, WA 98038
(425) 276-5649
Maple Valley, WA 98038
(425) 276-5649
Grades: PK-5
| 61 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
| 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
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
King's Schools (Closed 2023)
(Christian)
19303 Fremont Ave. N.
Seattle, WA 98133
(206) 289-7783
Seattle, WA 98133
(206) 289-7783
Grades: PK-12
| 1,236 students
19303 Fremont Avenue North
Seattle, WA 98133
(206) 546-7214
Seattle, WA 98133
(206) 546-7214
Grades: 5-12
| 652 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
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
| 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
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 schools in King County, WA?
The top ranked private schools in King County, WA include BASIS Independent Bellevue, Discovery Montessori School and Dartmoor School.
How many private schools are located in King County, WA?
322 private schools are located in King County, WA.
How much do private schools cost in King County, WA?
The average tuition cost is $19,198, which is higher than the Washington private school average tuition cost of $13,046.
How diverse are private schools in King County, WA?
King County, WA private schools are approximately 36% minority students, which is higher than the Washington private school average of 31%.
What percentage of students in King County, WA go to private school?
16% of all K-12 students in King County, WA are educated in private schools (compared to the WA state average of 9%).
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