Assumption High School was founded in 1955 by the Sisters of Mercy.
We educate the whole person in a caring, Christian environment.
We offer programs to young women with a wide range of abilities, talents, and needs.
We make sure that our young women learn and grow and feel good about themselves.
We provide financial assistance to families demonstrating economic need by reaching out to the poor and minorities in the community.
Assumption High School enjoys a tradition of academic excellence and development of Christian leaders who are committed to the values of compassion toward all and service to those in need.
Quick Stats (2025)
- Top Ranked KY School
- Grades: 9-12
- Enrollment: 874 students
- Yearly Tuition: $16,400
- Average class size: 19 students
- Application Deadline: None / Rolling
- Source: Verified school update
Top Rankings
Assumption High School ranks among the top 20% of private schools in Kentucky for:
School Overview
Religious Affiliation
Grades Offered
Grades 9-12
Learning Difference Programs
Yes
Year Founded
1955
Colors
White, Maroon, Rose
School Calendar
Awards
Blue Ribbon School - Selected in n/a
Student Body
Total Students
874 students
Student Body Type
% Students of Color
8%
State avg.: 13%
Students by Grade

Academics and Faculty
Total Classroom Teachers
73 teachers
Student : Teacher Ratio
12:1
National avg.: 13:1
Average Class Size
19 students
Number of AP Courses
21 courses
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Yearly Tuition Cost
$16,400
Application URL
School Notes
- School Motto: Integrity Matters.
- School Mascot: Rocket
- Assumption High School was founded in 1955 by the Sisters of Mercy. We educate the whole person in a caring, Christian environment. We offer programs to young women with a wide range of abilities, talents, and needs. We make sure that our young women learn and grow and feel good about themselves. We provide financial assistance to families demonstrating economic need by reaching out to the poor and minorities in the community. Assumption High School enjoys a tradition of academic excellence and development of Christian leaders who are committed to the values of compassion toward all and service to those in need.
- Sample of notable school alumni/alumnae:
- Mary Byron, Activist -
- Catherine McAuley, Founder of the Sisters of Mercy -
Source: Verified school update
Frequently Asked Questions
How much does Assumption High School cost?
Assumption High School's tuition is approximately $16,400 for private students.
What schools are Assumption High School often compared to?
Assumption High School is often viewed alongside schools like Sacred Heart Academy by visitors of our site.
Who are famous alumni from Assumption High School?
Assumption High School famous alumni include: Mary Byron, Activist and Catherine McAuley, Founder of the Sisters of Mercy.
What is Assumption High School's ranking?
Assumption High School ranks among the top 20% of private schools in Kentucky for: Largest student body and Most AP courses offered.
When is the application deadline for Assumption High School?
The application deadline for Assumption High School is rolling (applications are reviewed as they are received year-round).
In what neighborhood is Assumption High School located?
Assumption High School is located in the Gardiner Lane neighborhood of Louisville, KY. There are 1 other private schools located in Gardiner Lane.
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