Aerial View of Groton-Dunstable Regional High School
Balance • Respect • Integrity • Perseverance
End of Gallery
GDRHS By the Numbers —
Our Mission Statement
We foster academic and personal excellence...through an evolving curriculum, we cultivate skills and attitudes ...to develop a spirit of inquiry...adapt to changing environments, and become responsible, contributing citizens.
AP, Honors & College Placement
Students elect eight credits per school year and are placed in core academic areas using teacher recommendations and specific academic criteria.
12.5:1 Student-Teacher Ratio
There are 54.2 teachers, creating a student-teacher ratio of 12.5:1. Individual teachers carry an average load of 50-80 students per semester, with an average class size of 18-22.
Success After Graduating
In 2025, 88% of graduates attended a four-year college, 8% enrolled in two-year colleges, 4% entered the workforce.
SOTM: December & January —
Stephany showed remarkable perseverance this semester. As her confidence grew, she became more engaged, sought support, and strengthened her understanding of geometry. Her hard work, resilience, and positive attitude helped her finish strong! - Mrs. Carlozzi & Mrs. Freitas
Despite significant challenges early in the year, Anna returned determined and focused. She worked diligently to catch up, maintained strong grades, and demonstrated kindness, respect, and perseverance. Her commitment and resilience are truly commendable. - Mrs. Richardson
Blake challenged himself with a more rigorous schedule, including Honors Chemistry, and rose to the occasion. Through persistence and reduced reliance on support, he built confidence and independence, showing meaningful growth both academically and personally. - Mr. Hayes
Diyar chose to persevere in Algebra 2 despite early challenges. Through consistent effort at school and home, he showed significant growth and recently earned an 88% on a test. His determination will serve him well beyond this class. - Mrs. Gabrielson
Ava has worked hard over the years to manage personal challenges while continuing to excel academically. Her strong attendance, grades, and growing self-confidence—especially during a demanding junior year—reflect perseverance that deserves recognition. - Mr. Brown
Since transferring to GDRHS, Jordan has shown remarkable perseverance and growth. Focused, resilient, and self-motivated, he has embraced learning for its own value and thrives through adaptability and determination. - Mr. Brown