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Largest Missouri 草榴社区 High Schools

The average private high school in Missouri has 253 students (2026-27).

The largest private high school in Missouri is Mizzou K 12 Online/mu High School, with 6,961 students.

Quick Facts (2026-27)

# MO Schools Ranked: 215
Top 20 Range (Students): 614鈥�6,961
MO School Avg.: 253
National School Avg.: 244

Quick Facts (2026-27)

# MO Schools Ranked: 215
Top 20 Range (Students): 614鈥�6,961
MO School Avg.: 253
National School Avg.: 244

Missouri Average Students Per School (Trends)

View Data

Year	Missouri (MO) avg
2025	250
2024	252
2023	236
2022	243
2021	236
2020	230
2019	217
2018	216
2017	218
2016	216
2015	204

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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 鈥� Missouri (students range: 614鈥�6,961, avg 253)

School Size Range: 434 6,961 Avg. School Size: 891

Frequently Asked Questions

What is the Missouri average private high schools student size?

The Missouri average private high schools student size is 253 for 2026-27.

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

The top ranked private high schools in Missouri include Mizzou K 12 Online/mu High School, Summit Christian Academy and MICDS (Mary Institute and St. Louis Country Day School).

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