Bellevue Christian School – Three Points Elementary Campus

Dartmoor School

Home > Washington > Average Student Size

Largest Washington Private Schools

The average private school in Washington has 171 students (2026).

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

Quick Facts (2026)

# WA Schools Ranked: 699
Top 20 Range (Students): 782–1,591
WA School Avg.: 164
National School Avg.: 175

Quick Facts (2026)

# WA Schools Ranked: 699
Top 20 Range (Students): 782–1,591
WA School Avg.: 164
National School Avg.: 175

Washington Average Students Per School (Trends)

View Data

Year	Washington (WA) avg
2025	172
2024	170
2023	163
2022	157
2021	157
2020	151
2019	152
2018	150
2017	151
2016	148
2015	144

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

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 164)

School Size Range: 558 1,591 Avg. School Size: 857

Frequently Asked Questions

What is the Washington average private schools student size?

The Washington average private schools student size is 171 for 2026.

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.

Recent Articles

August 25, 2026

Will This Curriculum Still Matter in 2035?

Learn how to evaluate future-ready private school curricula for 2035, focusing on durable knowledge, critical thinking, AI literacy, adaptability, communication, creativity, and real-world learning before choosing a school.

August 25, 2026

Private Schools for Creators, Trades & Startups

Explore how private schools support non-traditional career paths in creative industries, skilled trades, and entrepreneurship, plus what families should evaluate when choosing specialized programs for future-ready students today.

August 25, 2026

First 90 Days at Private School: Parent Guide

Learn how to read your child’s first 90 days at private school, distinguish healthy adjustment from genuine struggles, and know when academic, social, or emotional concerns require action.