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About Us

Thomaston Grammar School Mission/Vision

At Thomaston Grammar School we provide a safe and engaging learning environment that meets the social, emotional, and academic needs of all students.  We foster an inclusive atmosphere of mutual respect while providing creative and challenging learning opportunities to support confident life-long learning.


Thomaston Grammar School

Phone: (207)354-6353
Fax: (207)354-6238

Recent News

Sign up for Class Dojo

All RSU 13 Elementary Schools will be using Class Dojo as the primary means of communication with parents. Please check your inbox for an invitation to create an account. If you did not receive one, contact Mrs. Walsh, the TGS Library/Technology Teacher at [email protected]



Principal: Ainslee Riley

Administrative Assistant: Aimee Sanfilippo 

Address: 65 Watts Lane Thomaston, Maine 04861 

Telephone: (207)354-6353

Fax: (207)354-6238

E-mail: [email protected]

Find us on Facebook: www.facebook.com/ThomastonGrammarSchool