Middlesex School Top 3 · Highest Avg. SAT Score (MA)

The Cambridge School Of Weston Top 10 · Highest Avg. ACT Score (MA)

Stoneleigh-Burnham School Top 18 · Highest Avg. SAT Score (MA)

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Average Private School ACT Scores in Massachusetts

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

The averageprivate school ACT score in Massachusetts is 29 (2026-27).

The private school in Massachusetts with the highest ACT score is Concord Academy, with an ACT score of 34.

Quick Facts (26-27)

# MA Schools Ranked: 26
Top 20 Range (Avg ACT): 26–34
MA School Avg.: 28.8
National School Avg.: 25

Quick Facts (26-27)

# MA Schools Ranked: 26
Top 20 Range (Avg ACT): 26–34
MA School Avg.: 28.8
National School Avg.: 25

Massachusetts Average ACT Score (Trends)

Total Growth: +3.6% (+1 since 2017)

View Data

Year	National avg	Massachusetts (MA) avg	YoY Change (#)	YoY Change (%)
2025	26	29	— 0	— 0.0%
2024	26	29	— 0	— 0.0%
2023	26	29	— 0	— 0.0%
2022	26	29	— 0	— 0.0%
2021	26	29	— 0	— 0.0%
2020	25	29	▲ +1	▲ +3.6%
2019	25	28	— 0	— 0.0%
2018	25	28	— 0	— 0.0%
2017	25	28	—	—

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 — Massachusetts (avg ACT range: 26–34, avg 28.8)

Act Score Range: 23 34 Avg. Act Score: 29

Frequently Asked Questions

What is the Massachusetts average private schools ACT score?

The Massachusetts average private schools ACT score is 29 for 2026-27.

What are the private schools with the highest ACT score in Massachusetts?

The top ranked private schools in Massachusetts include Concord Academy, Groton School and Middlesex School.

What is private high school and private elementary school with the highest ACT score in Massachusetts?

The private high school with the highest ACT score in Massachusetts is Concord Academy, with a value of 34. The private elementary school with the highest ACT score is Groton School, with a value of 33.

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