Secaucus High School is a four-year comprehensive public high school that serves students in ninth through twelfth grade from Secaucus, in Hudson County, in the U.S. state of New Jersey, operating as the lone secondary school of the Secaucus Board of Education. The school has been accredited by the Middle States Association of Colleges and Schools Commission on Elementary and Secondary Schools.

Secaucus is a town in Hudson County, in the U.S. state of New Jersey. As of the 2020 United States census, the town's population was 22,181, an increase of 5,917 (+36.4%) from the 2010 census count of 16,264, which in turn reflected an increase of 333 (+2.1%) from the 15,931 counted in the 2000 census.