Close Offcanvas Menu
Students
Destiny Library Catalog
K-5 Learning Links
March is Reading Month
About Costello
Newsletter
Costello Elementary Calendar
Costello Staff Directory
Attendance Line & Map
Absence & Tardy Guidelines
Student/Parent Handbook
Friday Announcements
Costello Pep Song
News & Announcements
Academics
Spanish
Physical Education
Band/Orchestra
Media Center
Clubs & Organizations
5th Grade Camp
School Supply Lists
Photo/Video Gallery
COS_Friday Videos
Public Safety Drills
Schedules/Bells
Resources
Staff
My TSD Page
TSD Apparel Store
Staff Intranet
Help Desk
Frontline
Webmaster Login
Parents
Parents
Community
Lunch Menu
Schools
Troy
School District
Pre-School & Early Childhood
Troy Preschool
Elementary Schools
Barnard Elementary
Bemis Elementary
Costello Elementary
Hamilton Elementary
Hill Elementary
Leonard Elementary
Martell Elementary
Morse Elementary
Schroeder Elementary
Troy Union Elementary
Wass Elementary
Wattles Elementary
Middle Schools
Baker Middle School
Boulan Park Middle School
Larson Middle School
Smith Middle School
Online Education
Troy Center for Transition
Troy Intersect Virtual School
Troy College & Career High School
High Schools
Athens High School
Troy High School
International Academy
Troy College & Career High School
Post-Secondary Education
Troy Continuing Education
Search
Clear
Search
Skip to Main Content
Toggle Search
Search
Clear
Search
Costello
Elementary School
Menu
Troy School District
Close Menu
Students
Destiny Library Catalog
K-5 Learning Links
March is Reading Month
About Costello
Newsletter
Costello Elementary Calendar
Costello Staff Directory
Attendance Line & Map
Absence & Tardy Guidelines
Student/Parent Handbook
Friday Announcements
Costello Pep Song
News & Announcements
Academics
Spanish
Physical Education
Band/Orchestra
Media Center
Clubs & Organizations
5th Grade Camp
School Supply Lists
Photo/Video Gallery
COS_Friday Videos
Public Safety Drills
Schedules/Bells
Resources
Staff
My TSD Page
TSD Apparel Store
Staff Intranet
Help Desk
Frontline
Webmaster Login
Parents
Parents
Community
Lunch Menu
Schools
Troy
School District
Pre-School & Early Childhood
Troy Preschool
Elementary Schools
Barnard Elementary
Bemis Elementary
Costello Elementary
Hamilton Elementary
Hill Elementary
Leonard Elementary
Martell Elementary
Morse Elementary
Schroeder Elementary
Troy Union Elementary
Wass Elementary
Wattles Elementary
Middle Schools
Baker Middle School
Boulan Park Middle School
Larson Middle School
Smith Middle School
Non-Traditional
Troy Center for Transition
Troy Intersect Virtual School
Troy College & Career High School
High Schools
Athens High School
Troy High School
International Academy
Troy College & Career High School
Community Education
Troy Continuing Education
In This Section
Newsletter
Costello Elementary Calendar
Costello Staff Directory
Attendance Line & Map
Absence & Tardy Guidelines
Student/Parent Handbook
Friday Announcements
Costello Pep Song
News & Announcements
In This Section
Newsletter
Costello Elementary Calendar
Costello Staff Directory
Attendance Line & Map
Absence & Tardy Guidelines
Student/Parent Handbook
Friday Announcements
Costello Pep Song
News & Announcements
Attendance Line & Map
Costello Elementary
1333 Hamman Dr. - Troy, MI 48085
Office:
(248) 823-3700
Attendance Line:
(248) 823-3701
