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Home > Wisconsin > Average Student Size

Largest Wisconsin Private High Schools

The average private high school in Wisconsin has 244 students (2026-27).

The largest private high school in Wisconsin is Green Bay Area Catholic Edu. Inc Grace, with 2,337 students.

Quick Facts (2026-27)

# WI Schools Ranked: 214
Top 20 Range (Students): 695–2,337
WI School Avg.: 244
National School Avg.: 244

Quick Facts (2026-27)

# WI Schools Ranked: 214
Top 20 Range (Students): 695–2,337
WI School Avg.: 244
National School Avg.: 244

Wisconsin Average Students Per School (Trends)

View Data

Year	Wisconsin (WI) avg
2025	244
2024	236
2023	207
2022	221
2021	220
2020	198
2019	193
2018	192
2017	182
2016	179
2015	171

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Show school map — Wisconsin (students range: 695–2,337, avg 244)

School Size Range: 479 2,337 Avg. School Size: 856

Frequently Asked Questions

What is the Wisconsin average private high schools student size?

The Wisconsin average private high schools student size is 244 for 2026-27.

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

The top ranked private high schools in Wisconsin include Green Bay Area Catholic Edu. Inc Grace, Green Bay Area Catholic Education, Inc. and St. Augustine Preparatory Academy South.

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