#49 Fastest-Growing Private Schools in Washington
Ellensburg Christian School
Christian school (nondenominational) · Grades Pre-K–12
Enrollment up 43% in about a decade
Ellensburg, WA
AOverall grade154 students9 students per teacher
2026 lists
Fastest-Growing Private Schools in Washington
Private schools in Washington whose enrollment has grown the most over the past decade. Top 50 of 120 schools.
#50 Fastest-Growing Private Schools in Washington
Grace Academy
Religious school · Grades K–12
Enrollment up 42% in about a decade
Marysville, WA
A-Overall grade408 students14 students per teacher
From official public records, updated October 2026.