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2026 lists

Largest Private Schools in Washington County, MN

The private schools in Washington County, MN with the most students. Top 11 of 11 schools.

#1 Largest Private Schools in Washington County, MN

New Life Academy

Christian school (nondenominational) · Grades Pre-K–12

676 students

Woodbury, MN

BOverall grade676 students10 students per teacher

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#3 Largest Private Schools in Washington County, MN

St. Croix Catholic School

Parish school · Grades Pre-K–8

305 students

Stillwater, MN

BOverall grade305 students14 students per teacher

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#4 Largest Private Schools in Washington County, MN

St. Peter Elementary School

Diocesan school · Grades Pre-K–8

282 students

Forest Lake, MN

BOverall grade282 students14 students per teacher

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#5 Largest Private Schools in Washington County, MN

St. Jude of the Lake School

Parish school · Grades Pre-K–8

221 students

Mahtomedi, MN

B+Overall grade221 students11 students per teacher

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#6 Largest Private Schools in Washington County, MN

Pine Harbor Christian Academy

Christian school (nondenominational) · Grades K–8

149 students

Hastings, MN

B-Overall grade149 students15 students per teacher

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#8 Largest Private Schools in Washington County, MN

Salem Lutheran School

Lutheran (Wisconsin Synod) school · Grades Pre-K–8

103 students

Stillwater, MN

BOverall grade103 students12 students per teacher

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#9 Largest Private Schools in Washington County, MN

St. Croix Montessori

Montessori school · Grades Pre-K–6

70 students

Stillwater, MN

BOverall grade70 students18 students per teacher

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#10 Largest Private Schools in Washington County, MN

Hope Christian Academy

Christian school (nondenominational) · Grades Pre-K–12

40 students

Saint Paul Park, MN

AOverall grade40 students7 students per teacher

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From official public records, updated October 2026.

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