Skip To Main Content

desktop-menu

mobile-menu

Home

Costello.mp4

Home of the Cardinals!

Upcoming Events

World Class for All

Welcome

Costello-cultural-fair-night-costello-elementary-parents-and-students-behind-food-table

Costello Celebrates International Night

Students, staff, and family were all invited to the Costello Elementary School's International Night.  Participants learn about different countries and their cultures.  Staff, student, parent volunteer their time to bring the event to life. The event highlights ethnic foods, dance performances and clothing. A fun night of sharing, understanding and belongs was had by all!

Cardinal Connection

Costello-Elementary-Connection-Online-Parent-Newsletter-Logo-for-Homepage-Panel

Online Parent Newsletter

Cardinal Connection Newsletter

Costello PTO

Costello-elementary-pto-teacher-teach-love-inspire-home-panel

Learn More About Your PTO

Learn more about how the Costello PTO supports the teachers and students by visiting our webpage. 

Costello PTO Page

Portrait of a Learner

young-student-school-boy-green-shirt

TSD Portrait of a Learner

The 6 C's that make up the TSD Portrait of a Learner seek to tie together the mission, vision, and core values of the district. 

Learn More About the 6 C's

We are OneTroy

diversity-equity-inclusion-concept-deib-colorful-paper-people-held-hands

OneTroy:  A Culture of Belonging

The goal of OneTroy is cultivate an environment of inclusion in our classrooms and schools, ensuring students feel needed and valued, seen and heard, accepted and embraced, while keeping high expectations for all. 

Learn More About Belonging  Belonging Video for Young Students

Where YOUR

Journey Leads

This is the moment when it all pays off. Your years here have helped you know who you are, what you want, and how far you want to go. But it’s not only about getting in; it’s about thriving where you are destined to be.

416

Number of Students

1972

Costello was Built in 1972

15

Student to Teacher Ratio is 15:1

A+

Overall School Grade for Diversity, Academics, and Teachers

2024

NICHE #2 Best School District in MI

75

Total Number of Staff

matriculation-us-news-best-elementary-school-award
matriculation-character-michigan-award
matriculation-niche-2024-best-schools-award
matriculation-michigan-blue-ribbon-school-award
matriculation-national-blue-ribbon-school-of-excellence-award
Costello students climbing on the new outdoor playground equipment

 

Stories Worth Telling

This is our School and these are our stories.

Chantelle Yancy

Diversity, Equity & Community Engagement Supervisor

Kris Griffor

Assistant Superintendent for Elementary

Dr. Rich Machesky

Superintendent of Schools