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Largest Colorado Private Schools

The average private school in Colorado has 158 students (2026-27).

The largest private school in Colorado is Regis Jesuit High School, with 1,682 students.

Quick Facts (2026-27)

# CO Schools Ranked: 450
Top 20 Range (Students): 630–1,682
CO School Avg.: 158
National School Avg.: 175

Quick Facts (2026-27)

# CO Schools Ranked: 450
Top 20 Range (Students): 630–1,682
CO School Avg.: 158
National School Avg.: 175

Colorado Average Students Per School (Trends)

View Data

Year	Colorado (CO) avg
2025	160
2024	153
2023	155
2022	155
2021	153
2020	148
2019	148
2018	157
2017	158
2016	157
2015	138

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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 — Colorado (students range: 630–1,682, avg 158)

School Size Range: 456 1,682 Avg. School Size: 732

Frequently Asked Questions

What is the Colorado average private schools student size?

The Colorado average private schools student size is 158 for 2026-27.

What are the private schools with the largest student size in Colorado?

The top ranked private schools in Colorado include Regis Jesuit High School, Resurrection Christian School and Valor Christian High School.

What is private high school and private elementary school with the largest student size in Colorado?

The private high school with the largest student size in Colorado is Regis Jesuit High School, with a value of 1682. The private elementary school with the largest student size is Resurrection Christian School, with a value of 1347.

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