Immaculate Conception School
Diocesan school · Grades Pre-K–8
Monmouth, IL
115 N B St, Monmouth, IL 61462
Overall grade: B-
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- B-Class size
- A-Years serving families
- B+Diversity
What stands out
- Serving families in Monmouth since at least 2011
Immaculate Conception School is a Catholic diocesan school in Monmouth, Illinois, for students from pre-K through 8th grade. It has about 151 students and around 33 students per teacher. Its enrollment has held steady since 2011–12. The school is part of the Diocese of Peoria. Students attend about 7 hours a day, 176 days a year.
At a glance
- Grades
- Grades Pre-K–8
- Students
- 151
- Teachers
- 4.6 (full-time equivalent)
- Students per teacher
- 32.8
- Boys and girls
- Coed · 40 girls, 111 boys
- Religious affiliation
- Catholic · Diocesan school
- Diocese
- Diocese of Peoria
- School day
- About 7 hours
- School year
- 176 days
Reviews
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How it compares
- A smaller school: fewer students than 64% of Catholic elementary schools in Illinois.
- Compared with 285 Catholic elementary 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 Immaculate Conception School
What grades does Immaculate Conception School serve?
Immaculate Conception School serves grades Pre-K–8.
How many students attend Immaculate Conception School?
About 151 students, with 33 students per teacher, according to official records.
How much is tuition at Immaculate Conception School?
Call the school to ask about tuition, financial aid and payment plans.
Official record · Updated October 2026 · Official search · Something wrong? Tell us