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Home > Wisconsin > Average Founding Date

Oldest Private Schools in Wisconsin

The average private school in Wisconsin was founded around 1950 (2026).

The oldest private school in Wisconsin is Trinity Lutheran Freistadt, founded in 1839.

Quick Facts (2026)

# WI Schools Ranked: 608
Top 20 Range (Year Founded): 1839–1856
WI School Avg.: 1950
National School Avg.: 1967

Quick Facts (2026)

# WI Schools Ranked: 608
Top 20 Range (Year Founded): 1839–1856
WI School Avg.: 1950
National School Avg.: 1967

Frequently Asked Questions

What is the Wisconsin average private schools founding year?

The Wisconsin average private schools founding year is 1950 for 2026.

What are the private schools with oldest founding year in Wisconsin?

The top ranked private schools in Wisconsin include Trinity Lutheran Freistadt, St. Patrick School and St. John Nepomucene School.

What is private high school and private elementary school with the oldest founding year in Wisconsin?

The private high school with the oldest founding year in Wisconsin is Sainta, with a year of 1850. The private elementary school with the oldest founding year is Trinity Lutheran Freistadt, with a year of 1839.

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