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1333 Hamman Road
Troy
MI
48085
(248) 823-3700
(248) 823-3713
BUILDING SCHEDULE
Full Day: 9:09 AM – 4:07 PM
AM/Half Day: 9:09 AM – 12:59 PM
PRINCIPAL: Dr. Tammy DiPonio
OFFICE: (248) 823-3700
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ABOUT US
About Costello
Core Values
Portrait of a Learner
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Principal's Message
ACADEMICS
K-5 Curriculum Overview
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COMMUNITY & FAMILIES
Back to School HUB
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Bookmobile News
Cardinal Connection Newsletter
Conference Scheduler
Costello PTO
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Public Safety Drills
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School Supplies
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About Costello
Core Values
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ABOUT US
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About Costello
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