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Oldest Private Preschools in Illinois

The average private preschool in Illinois was founded around 1964 (2026-27).

The oldest private preschool in Illinois is St. Marys School, founded in 1842.

Quick Facts (26-27)

# IL Schools Ranked: 826
Top 20 Range (Year Founded): 1842–1858
IL School Avg.: 1963
National School Avg.: 1971

Quick Facts (26-27)

# IL Schools Ranked: 826
Top 20 Range (Year Founded): 1842–1858
IL School Avg.: 1963
National School Avg.: 1971

Frequently Asked Questions

What is the Illinois average private preschools founding year?

The Illinois average private preschools founding year is 1964 for 2026-27.

What are the private preschools with oldest founding year in Illinois?

The top ranked private preschools in Illinois include St. Marys School, St. John The Baptist Catholic Academy and St. Peter Lutheran School.

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