#1 Fastest-Growing Private Schools in Snohomish County, WA
Zion Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
Enrollment up 118% in about a decade
Lake Stevens, WA
BOverall grade257 students14 students per teacher
2026 lists
Fastest-Growing Private Schools in Snohomish County, WA
Private schools in Snohomish County, WA whose enrollment has grown the most over the past decade. Top 8 of 8 schools.
#2 Fastest-Growing Private Schools in Snohomish County, WA
St. Michael Catholic School
Diocesan school · Grades Pre-K–8
Enrollment up 110% in about a decade
Snohomish, WA
A+Overall grade126 students13 students per teacher
#3 Fastest-Growing Private Schools in Snohomish County, WA
Monroe Christian School
Calvinist school · Grades Pre-K–8
Enrollment up 104% in about a decade
Monroe, WA
BOverall grade255 students16 students per teacher
#4 Fastest-Growing Private Schools in Snohomish County, WA
Grace Academy
Religious school · Grades K–12
Enrollment up 42% in about a decade
Marysville, WA
A-Overall grade408 students14 students per teacher
#5 Fastest-Growing Private Schools in Snohomish County, WA
The Clearwater School
Independent school · Grades K–12
Enrollment up 35% in about a decade
Bothell, WA
BOverall grade70 students16 students per teacher
#6 Fastest-Growing Private Schools in Snohomish County, WA
Brighton School
Independent school · Grades Pre-K–8
Enrollment up 30% in about a decade
Mountlake Terrace, WA
B+Overall grade291 students9 students per teacher
#7 Fastest-Growing Private Schools in Snohomish County, WA
Monroe Montessori School
Montessori school · Grades Pre-K–6
Enrollment up 28% in about a decade
Monroe, WA
BOverall grade82 students16 students per teacher
#8 Fastest-Growing Private Schools in Snohomish County, WA
Northshore Christian Academy
Christian school (nondenominational) · Grades Pre-K–8
Enrollment up 11% in about a decade
Everett, WA
B+Overall grade908 students16 students per teacher
From official public records, updated October 2026.