It is located at 33 North Harwinton Avenue in Terryville, Connecticut.

Terryville High School has a wide variety of athletic activities; school sports include baseball, softball, boys' and girls' basketball, boys' and girls' soccer, cross country, tennis, volleyball, track and field, golf, and wrestling.

Its gymnasium is adorned with banners representing many years of athletic achievements.

Historic sports moments for Terryville include six state basketball championships.

Art Hamm coached the team to Connecticut state high school basketball championship victories in 1983 and 1984.