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Costello
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About Costello
Costello Elementary Calendar
Costello Staff Directory
Attendance Line & Map
Absence & Tardy Guidelines
Student/Parent Handbook
(opens in new window/tab)
Costello Pep Song
News & Announcements
Spotlight Student/Staff Member of the Month
Core Values
Principal's Message
Students
Mrs. Gustin's Costello Media Page
(opens in new window/tab)
School Supply Lists
OK2SAY
(opens in new window/tab)
Student Council
Media Center
Public Safety Drills
Costello PTO
Staff
Frontline Guides
Frontline (Personal User Login)
(opens in new window/tab)
Frontline (SSO User Login)
(opens in new window/tab)
Headspace App
(opens in new window/tab)
Help Desk
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How to use Absence Manager - Frontline
My TSD Page
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Staff Directory
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Staff Intranet
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Schoology (Account Information)
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TSD District-Wide Calendar
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Volunteer Background Form
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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
Costello Elementary Calendar
Costello Staff Directory
Attendance Line & Map
Absence & Tardy Guidelines
Student/Parent Handbook
(opens in new window/tab)
Costello Pep Song
News & Announcements
Spotlight Student/Staff Member of the Month
Core Values
Principal's Message
Costello Elementary
| Core Values
Costello Elementary Proudly Demonstrates the Cardinal Core Values Every Day:
Respect
Integrity
Perseverance
Responsibility
