Listed below are counties with the oldest average founding year (2025).
The county with oldest average private school founding year is Waupaca County, WI with 1,900.
The county with youngest average private school founding year is Cherokee County, GA with 2,003.
Founding Date Range: 1946
1992
Avg. Founding Date: 1972
Average Private School Founding Year By County
County
Average Year Founded
Schools with Oldest Year Founded
Rank: #11.
1900
Rank: #22.
1901
Rank: #33.
1903
Rank: #44.
1904
Rank: #55.
1907
Rank: #6-86-8.
1908
Rank: #6-86-8.
1908
Rank: #6-86-8.
1908
Rank: #9-109-10.
1920
Rank: #9-109-10.
1920
Rank: #11-1211-12.
1926
Rank: #11-1211-12.
1926
Rank: #13-1413-14.
1930
Rank: #13-1413-14.
1930
Rank: #1515.
1931
Rank: #1616.
1935
Rank: #17-1817-18.
1936
Rank: #17-1817-18.
1936
Rank: #19-2019-20.
1937
Frequently Asked Questions
What counties have the private schools with the oldest founding year?
The counties with the oldest founding year are Waupaca, WI (1900 average founding year), Monroe, MI (1901 average founding year) and Cecil, MD (1903 average founding year).
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