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

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Creativity Awards Assembly

Mascot Reveal and Most Improved Student Assembly

Posted on 05/06/2026

Honesty Awards Assembly

Posted on 03/06/2026

TGS Perseverance Awards

Posted on 02/03/2026

TGS Empathy Awards Assembly

Posted on 01/12/2026

TGS Cookies With Santa

Posted on 12/16/2025

Gratitude Awards Assembly at TGS

Posted on 12/16/2025

Evelyn Fish recieves the Principal's Award

Responsibility Awards Assembly

Posted on 11/14/2025

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. Stoddard, 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]