Solomon International School Top 3 · Most AP Courses (WA)

BASIS Independent School of Bothell Top 3 · Highest Avg. ACT Score (WA)

The Bear Creek School Top 6 · Highest Avg. SAT Score (WA)

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Average Private School SAT Scores in Washington

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

The averageprivate school SAT score in Washington is 1274 (2026-27).

The private school in Washington with the highest SAT score is Willows Preparatory School, with an SAT score of 1530.

Quick Facts (26-27)

# WA Schools Ranked: 38
Top 20 Range (Avg SAT): 1237–1530
WA School Avg.: 1279
National School Avg.: 1240

Quick Facts (26-27)

# WA Schools Ranked: 38
Top 20 Range (Avg SAT): 1237–1530
WA School Avg.: 1279
National School Avg.: 1240

Washington Average SAT Score (Trends)

Total Growth: +0.7% (+9 since 2017)

View Data

Year	National avg	Washington (WA) avg	YoY Change (#)	YoY Change (%)
2025	1233	1264	▲ +7	▲ +0.6%
2024	1230	1257	▲ +29	▲ +2.4%
2023	1228	1228	▼ -7	▼ -0.6%
2022	1229	1235	▼ -7	▼ -0.6%
2021	1229	1242	▲ +9	▲ +0.7%
2020	1226	1233	▼ -14	▼ -1.1%
2019	1226	1247	▲ +6	▲ +0.5%
2018	1226	1241	▼ -14	▼ -1.1%
2017	1233	1255	—	—

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 (avg SAT range: 1237–1530, avg 1279)

Sat Score Range: 1131 1530 Avg. Sat Score: 1295

Frequently Asked Questions

What is the Washington average private schools SAT score?

The Washington average private schools SAT score is 1274 for 2026-27.

What are the private schools with the highest SAT score in Washington?

The top ranked private schools in Washington include Willows Preparatory School, BASIS Independent School of Bellevue and BASIS Independent School of Bothell.

What is private high school and private elementary school with the highest SAT score in Washington?

The private high school with the highest SAT score in Washington is Willows Preparatory School, with a value of 1530. The private elementary school with the highest SAT score is Willows Preparatory School, with a value of 1530.

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