St. Francis De Sales High School
Independent Catholic school · Grades 9–12
Chicago, IL
10155 S Ewing Ave, Chicago, IL 60617
Overall grade: A-
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- AClass size
- B-College-going
- B+Years serving families
- ADiversity
What stands out
- Smaller classes than 76% of Catholic schools in Illinois
In Chicago, Illinois, St. Francis De Sales High School is an independent Catholic school for students from 9th grade through 12th grade. About 155 students attend, with roughly 10 students per teacher, smaller classes than 76% of Catholic high schools in Illinois. The school is part of the Archdiocese of Chicago. The school day runs about 7 hours, 180 days a year.
At a glance
- Grades
- Grades 9–12
- Students
- 155
- Teachers
- 14.9 (full-time equivalent)
- Students per teacher
- 10.4
- Boys and girls
- Coed · 73 girls, 82 boys
- Religious affiliation
- Catholic · Independent Catholic school
- Diocese
- Archdiocese of Chicago
- School day
- About 7 hours
- School year
- 180 days
- Graduates going to 4-year colleges
- About 10% (the school's estimate for the class before the survey)
- Library
- Yes
Reviews
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How it compares
- Smaller classes than 76% of Catholic high schools in Illinois (10 students per teacher).
- A smaller school: fewer students than 88% of Catholic high schools in Illinois.
- Compared with 51 Catholic high schools in Illinois.
Students by survey year
Total students reported in official records since 2011–12.
Students by grade
Student body
Member of
- National Catholic Educational Association
Questions to ask on a tour
- What is tuition, and what does it include (books, fees, uniforms, trips)?
- Do you offer financial aid, sibling discounts or payment plans?
- Do you accept ESA, voucher or tax-credit scholarship funds?
- How big are classes in my child's grade?
- What support is there for students who need extra help or more challenge?
- Is the school accredited, and by whom?
- What do a typical day and a typical week look like?
- How does the school communicate with families?
Questions about St. Francis De Sales High School
What grades does St. Francis De Sales High School serve?
St. Francis De Sales High School serves grades 9–12.
How many students attend St. Francis De Sales High School?
About 155 students, with 10 students per teacher, according to official records.
How much is tuition at St. Francis De Sales High School?
Call the school to ask about tuition, financial aid and payment plans.
Official record · Updated October 2026 · Official search · Something wrong? Tell us
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