Attleboro High School is a public high school located in Attleboro, Massachusetts.

The school's mascot is the Bombardiers, known formally as the Blue Bombardiers and the school colors are Royal Blue, Silver, and White.

In August 2022, the district completed construction on a new US$259.9 million, 475,000-square-foot (44,100 m2) building to replace the former building previously located at 100 Rathbun Willard Drive.

For the 2023–2024 school year the demographic profile of the enrollment is as follows:[1] Attleboro has a very long rivalry with neighboring towns North Attleborough High School.

The football teams have played each other on Thanksgiving Day for the past 102 years.