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Largest Washington Private Schools

Name: Washington Average Students Per School Trends (All Private Schools)
Creator: Private School Review
License: https://www.privateschoolreview.com/terms

The average private school in Washington has 170 students (2026-27).

The largest private school in Washington is Cedar Park Christian Schools, with 1,591 students.

Quick Facts (26-27)

# WA Schools Ranked: 698
Top 20 Range (Students): 782–1,591
WA School Avg.: 165
National School Avg.: 175

Quick Facts (26-27)

# WA Schools Ranked: 698
Top 20 Range (Students): 782–1,591
WA School Avg.: 165
National School Avg.: 175

Washington Average Students Per School (Trends)

Showing 2016–2025. Full 11-year historical data available below ↓

Total Growth: +16.2% (+24 since 2016)

View Data

Year	National avg	Washington (WA) avg	YoY Change (#)	YoY Change (%)
2025	179	172	▲ +2	▲ +1.2%
2024	172	170	▲ +7	▲ +4.3%
2023	174	163	▲ +6	▲ +3.8%
2022	185	157	— 0	— 0.0%
2021	180	157	▲ +6	▲ +4.0%
2020	171	151	▼ -1	▼ -0.7%
2019	175	152	▲ +2	▲ +1.3%
2018	172	150	▼ -1	▼ -0.7%
2017	180	151	▲ +3	▲ +2.0%
2016	178	148	▲ +4	▲ +2.8%
2015	167	144	—	—

Download Table: Download as CSV | Download as XML | Download as JSON

Source: National Center for Education Statistics (NCES) Private School Universe Survey (PSS), direct school submissions, and proprietary website research and analysis by Private School Review.

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Show school map — Washington (students range: 782–1,591, avg 165)

School Size Range: 558 1,591 Avg. School Size: 859

Frequently Asked Questions

What is the Washington average private schools student size?

The Washington average private schools student size is 170 for 2026-27.

What are the private schools with the largest student size in Washington?

The top ranked private schools in Washington include Cedar Park Christian Schools, Lynden Christian Schools: Administration and King's Schools.

What is private high school and private elementary school with the largest student size in Washington?

The private high school with the largest student size in Washington is Cedar Park Christian Schools, with a value of 1591. The private elementary school with the largest student size is Cedar Park Christian Schools, with a value of 1591.

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