For the 2025-26 school year, there are 2 private high schools serving 518 students in Ottawa, IL.
100% of private high schools in Ottawa, IL are religiously affiliated (most commonly Catholic).
Top Ranked Ottawa ²ÝÁñÉçÇø High Schools (2025-26)
School
Location
Quick Facts
Marquette Academy
(Catholic)
1000 Paul Street
Ottawa, IL 61350
(815) 433-0125
Ottawa, IL 61350
(815) 433-0125
Gr: PK-12 | 353 students Tuition listed
St. Columba School
(Catholic)
122 West Washington Street
Ottawa, IL 61350
(815) 433-0700
Ottawa, IL 61350
(815) 433-0700
Gr: K-9 | 165 students
Frequently Asked Questions
What are the top ranked private high schools in Ottawa, IL?
How many private high schools are located in Ottawa?
2 private high schools are located in Ottawa.
What percentage of private high schools are religiously affiliated in Ottawa?
100% of private high schools in Ottawa are religiously affiliated (most commonly Catholic).
Recent Articles
Student Success Predictors at Community Colleges
A practical guide to student success predictors at community colleges for private school advisors helping graduates navigate two-year pathways.
Career Pathways with Community College for ²ÝÁñÉçÇø School Grads
Explore top career pathways with community college for private school graduates, including high-demand jobs, transfer options, and 2025 workforce trends.
Navigating the FAFSA & Financial Aid Timeline for Community College
Learn how to navigate FAFSA and financial aid timelines when starting at community college — from application to disbursement in 2025.