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Largest Pennsylvania Private High Schools

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

The average private high school in Pennsylvania has 176 students (2026-27).

The largest private high school in Pennsylvania is Milton Hershey School, with 2,189 students.

Quick Facts (26-27)

# PA Schools Ranked: 677
Top 20 Range (Students): 819–2,189
PA School Avg.: 173
National School Avg.: 244

Quick Facts (26-27)

# PA Schools Ranked: 677
Top 20 Range (Students): 819–2,189
PA School Avg.: 173
National School Avg.: 244

Pennsylvania Average Students Per School (Trends)

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

Total Growth: (-15.6%) (-32 since 2016)

View Data

Year	National avg	Pennsylvania (PA) avg	YoY Change (#)	YoY Change (%)
2025	253	173	▲ +10	▲ +6.1%
2024	245	163	▼ -13	▼ -7.4%
2023	247	176	▼ -16	▼ -8.3%
2022	257	192	▲ +5	▲ +2.7%
2021	249	187	▲ +16	▲ +9.4%
2020	235	171	▼ -12	▼ -6.6%
2019	242	183	▲ +2	▲ +1.1%
2018	238	181	▼ -24	▼ -11.7%
2017	246	205	— 0	— 0.0%
2016	241	205	▲ +11	▲ +5.7%
2015	220	194	—	—

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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 — Pennsylvania (students range: 819–2,189, avg 173)

School Size Range: 673 2,189 Avg. School Size: 945

Frequently Asked Questions

What is the Pennsylvania average private high schools student size?

The Pennsylvania average private high schools student size is 176 for 2026-27.

What are the private high schools with the largest student size in Pennsylvania?

The top ranked private high schools in Pennsylvania include Milton Hershey School, Veritas Scholars Academy and Archbishop Prendergast High School.

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