St. Peter School

2500 Maine St
Quincy, IL 62301

St. Peter School provides a quality education built on Catholic values and teachings.

The mission of St. Peter School is to assist parents in their role as the primary educators of their children by providing quality education rooted in Catholic values and teachings.

Through the programs offered, St. Peter faculty and staff strive to challenge each student to reach full potential through spiritual, moral, intellectual, social and physical development so that he/she may become an intelligent, compassionate person who incorporates Catholic Christian values into everyday living.

Quick Facts (2025-26)

Top Ranked IL School
Grades: Prekindergarten-8
Enrollment: 466 students
Yearly Tuition: $5,260
Average class size: 22 students
Application Deadline: None / Rolling
Source: Verified school update

Top Rankings

St. Peter School ranks among the top 20% of private schools in Illinois for:

School Overview

School Membership(s)School Assoc.

National Catholic Educational Association (NCEA)

Religious Affiliation

Catholic

Grades Offered

Grades Prekindergarten-8

Year Founded

1861

School Calendar

View School Calendar

Last Day of School

Mon. May 25, 2026

Student Body

Total Students

466 students

Student Body Type

Co-ed

% Students of Color

State avg.: 34%

Students by Grade

Academics and Faculty

Total Classroom Teachers

25 teachers

Student-Teacher Ratio

19:1

National avg.: 13:1

Average Class Size

22 students

Tuition and Acceptance Rate

Admission Deadline

None / Rolling

Yearly Tuition Cost

$5,260

View national tuition avg.

Application URL

Online Application

School Notes

Sample of notable school alumni/alumnae:
- Fr. Augustus Tolton - First recognized African American priest in the United States. -

Source: Verified school update

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Frequently Asked Questions

How much does St. Peter School cost?

St. Peter School's tuition is approximately $5,260 for private students.

What schools are St. Peter School often compared to?

St. Peter School is often viewed alongside schools like St. Francis Solanus School by visitors of our site.

Who are famous alumni from St. Peter School?

St. Peter School famous alumni include: Fr. Augustus Tolton - First recognized African American priest in the United States..

What is St. Peter School's ranking?

St. Peter School ranks among the top 20% of private schools in Illinois for: Largest student body and Oldest founding date.

When is the application deadline for St. Peter School?

The application deadline for St. Peter School is rolling (applications are reviewed as they are received year-round).

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Quick Facts (2025-26)

Top Ranked IL School
Grades: Prekindergarten-8
Enrollment: 466 students
Yearly Tuition: $5,260
Average class size: 22 students
Application Deadline: None / Rolling
Source: Verified school update

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Did You Know?

The average private school tuition in Illinois is $11,153 for elementary schools and $15,737 for high schools (read more about average private school tuition across the country).

The average acceptance rate in Illinois is 84% (read more about average acceptance rates across the country).