#1 Best Independent Schools in King County, WA
Evergreen Academy
Independent school · Grades Pre-K–5
The smallest classes of any independent school in Bothell
Bothell, WA
A+Overall grade171 students5 students per teacher
2026 lists
Best Independent Schools in King County, WA
The highest-graded schools of this kind in King County, WA. Top 40 of 40 schools.
#2 Best Independent Schools in King County, WA
The Northwest School of the Arts
Independent school · Grades 6–12
99% of graduates go to four-year colleges
Seattle, WA
A+Overall grade429 students8 students per teacher
#3 Best Independent Schools in King County, WA
Northlake Academy
Independent school · Grades Pre-K–5
Smaller classes than 93% of independent schools in Washington
Kirkland, WA
A+Overall grade108 students4 students per teacher
#4 Best Independent Schools in King County, WA
Epiphany School
Independent school · Grades Pre-K–5
Smaller classes than 61% of independent schools in Washington
Seattle, WA
A+Overall grade232 students7 students per teacher
#5 Best Independent Schools in King County, WA
The Bush School
Independent school · Grades K–12
One of the 3 largest independent schools in Washington
Seattle, WA
A+Overall grade715 students9 students per teacher
#6 Best Independent Schools in King County, WA
French American School of Puget Sound
Independent school · Grades Pre-K–8
The largest independent school in Mercer Island
Mercer Island, WA
A+Overall grade312 students5 students per teacher
#7 Best Independent Schools in King County, WA
University Prep
Independent school · Grades 6–12
One of the 3 largest independent schools in Washington
Seattle, WA
A+Overall grade662 students8 students per teacher
#8 Best Independent Schools in King County, WA
Eastside Preparatory School
Independent school · Grades 5–12
100% of graduates go to four-year colleges
Kirkland, WA
A+Overall grade536 students9 students per teacher
#9 Best Independent Schools in King County, WA
Seattle Academy
Independent school · Grades 6–12
The largest of 121 independent schools in Washington
Seattle, WA
A+Overall grade1,170 students8 students per teacher
#10 Best Independent Schools in King County, WA
Perkins School
Independent school · Grades K–5
Growing: enrollment up 111% since 2011–12
Seattle, WA
A+Overall grade129 students8 students per teacher
#11 Best Independent Schools in King County, WA
Seattle Waldorf School
Independent school · Grades Pre-K–12
86% of graduates go to four-year colleges
Seattle, WA
A+Overall grade193 students6 students per teacher
#12 Best Independent Schools in King County, WA
The Little School
Independent school · Grades Pre-K–5
Growing: enrollment up 27% since 2011–12
Bellevue, WA
A+Overall grade165 students9 students per teacher
#13 Best Independent Schools in King County, WA
Bel-Red Bilingual Academy
Independent school · Grades Pre-K–2
Smaller classes than 91% of independent schools in Washington
Bellevue, WA
AOverall grade60 students4 students per teacher
#14 Best Independent Schools in King County, WA
Tilden School
Independent school · Grades K–5
Smaller classes than 77% of independent schools in Washington
Seattle, WA
AOverall grade62 students5 students per teacher
#15 Best Independent Schools in King County, WA
Kapka Cooperative School
Independent school · Grades K–5
Growing: enrollment up 83% since 2011–12
Seattle, WA
AOverall grade66 students8 students per teacher
#16 Best Independent Schools in King County, WA
North Seattle French School
Independent school · Grades Pre-K–5
The only independent school in Shoreline
Shoreline, WA
AOverall grade62 students6 students per teacher
#17 Best Independent Schools in King County, WA
French Immersion School of Washington
Independent school · Grades Pre-K–5
Growing: enrollment up 25% since 2011–12
Bellevue, WA
AOverall grade149 students9 students per teacher
#18 Best Independent Schools in King County, WA
The Valley School
Independent school · Grades Pre-K–5
Serving families in Seattle since at least 2011
Seattle, WA
A-Overall grade76 students8 students per teacher
#19 Best Independent Schools in King County, WA
Lake Washington Girls Middle School
Independent school · Grades 6–8
Small classes: about 7 students per teacher
Seattle, WA
A-Overall gradeAll girls111 students7 students per teacher
#20 Best Independent Schools in King County, WA
Morningside Academy
Independent school · Grades 3–9
Small classes: about 8 students per teacher
Seattle, WA
A-Overall grade80 students8 students per teacher
#21 Best Independent Schools in King County, WA
Explorer West Middle School
Independent school · Grades 6–8
Growing: enrollment up 20% since 2011–12
Seattle, WA
A-Overall grade106 students9 students per teacher
#22 Best Independent Schools in King County, WA
Seattle Girls School
Independent school · Grades 5–8
Growing: enrollment up 22% since 2011–12
Seattle, WA
A-Overall gradeAll girls129 students10 students per teacher
#23 Best Independent Schools in King County, WA
Spruce St. School
Independent school · Grades K–5
Serving families in Seattle since at least 2011
Seattle, WA
A-Overall grade108 students10 students per teacher
#24 Best Independent Schools in King County, WA
The Lake and Park School
Independent school · Grades Pre-K–5
One of 41 independent schools in Seattle
Seattle, WA
B+Overall grade64 students8 students per teacher
Grades compare each school's official facts, such as class size, how long it has served families and where graduates go, with similar schools. They're a starting point: visit, ask questions and trust what you see.