2026 lists

Largest Private Schools in Iowa

The private schools in Iowa with the most students. Top 50 of 171 schools.

#49 Largest Private Schools in Iowa

Parish school · Grades K–12

280 students

Gilbertville, IA

B-Overall grade280 students13 students per teacher

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#50 Largest Private Schools in Iowa

Diocesan school · Grades Pre-K–6

277 students

Dyersville, IA

A+Overall grade277 students12 students per teacher

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From official public records, updated October 2026.