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Oldest Private Elementary Schools in Washington

The average private elementary school in Washington was founded around 1975 (2026-27).

The oldest private elementary school in Washington is Assumption School, founded in 1864.

Quick Facts (26-27)

# WA Schools Ranked: 397
Top 20 Range (Year Founded): 1864–1910
WA School Avg.: 1975
National School Avg.: 1968

Quick Facts (26-27)

# WA Schools Ranked: 397
Top 20 Range (Year Founded): 1864–1910
WA School Avg.: 1975
National School Avg.: 1968

Frequently Asked Questions

What is the Washington average private elementary schools founding year?

The Washington average private elementary schools founding year is 1975 for 2026-27.

What are the private elementary schools with oldest founding year in Washington?

The top ranked private elementary schools in Washington include Assumption School, St. Joseph Marquette Catholic School and Annie Wright Schools.

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