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St. Mary School

303 3rd Avenue North
Humboldt, IA 50548

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Tel: (515) 332-2134

www.stmaryhumboldt.org

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St. Mary School Photo #1 - Linked Together Through Christ

The mission of St. Mary School is to provide Catholic education in a Christ-centered environment which enables students to attain religious and academic excellence.

PreSchool through Grade 6 are offered. Saint Mary School provides a balance of quality religious education and opportunities for all students.

The learning program promotes value-oriented education with academic excellence in a personalized learning environment.

Parent involvement and support are essential. St. Mary School exists as a part of the Catholic School System of the Diocese of Sioux City.

Quick Facts (2026)

Grades: Kindergarten-6
Enrollment: 151 students
Yearly Tuition: $2,200
Average class size: 22 students
Application Deadline: None / Rolling
Source: Verified school update

Top Rankings

St. Mary School ranks among the top 20% of private schools in Iowa for:

School Overview

Religious Affiliation

Catholic

Grades Offered

Grades Kindergarten-6

Year Founded

1920

School Calendar

View School Calendar

Student Body

Total Students

151 students

Student Body Type

Co-ed

% Students of Color

13%

State avg.: 16%

Students by Grade

Academics and Faculty

Total Classroom Teachers

7 teachers

Student-Teacher Ratio

22:1

National avg.: 13:1

Average Class Size

22 students

Classroom Dress Code

Casual

Tuition and Acceptance Rate

Admission Deadline

None / Rolling

Yearly Tuition Cost

$2,200

View national tuition avg.

Tuition Notes

St. Mary’s Parish Tuition 1 student $ 2200, 2 students $ 4400, 3 students $ 6270, 4 students $ 8030Non-Parishioner Tuition 1 student $ 2860, 2 students $ 5720, 3 students $ 8151, 4 students $ 10,439

% on Financial Aid

56%

Admissions Director

Cindy Edge, Principal

Admissions Associate

Stephanie Larscheid

Source: Verified school update

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Frequently Asked Questions

How much does St. Mary School cost?

St. Mary School's tuition is approximately $2,200 for private students.

When is the application deadline for St. Mary School?

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

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Quick Facts (2026)

Grades: Kindergarten-6
Enrollment: 151 students
Yearly Tuition: $2,200
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 Iowa is $9,428 for elementary schools and $11,290 for high schools (read more about average private school tuition across the country).

The average acceptance rate in Iowa is 86% (read more about average acceptance rates across the country).