Algonquin Regional High School is a public high school located in Northborough, Massachusetts. The school serves the students of the Northborough-Southborough Regional School District (NSRSD) comprising both Northborough and neighboring Southborough. The school's mascot is the tomahawk, but known by many as the "T-hawk." The school's colors are maroon and gold. Algonquin Regional's Superintendent is Christine M. Johnson.