Spotswood High School also offers the Seal of Biliteracy, certifying students in their proficiency in English and another language.

[14] Schooldigger.com ranked the school 80th out of 381 public high schools statewide in its 2011 rankings (a decrease of 17 positions from the 2010 ranking) which were based on the combined percentage of students classified as proficient or above proficient on the mathematics (89.8%) and language arts literacy (95.8%) components of the High School Proficiency Assessment (HSPA).

[15] The Spotswood High School Chargers[2] compete in the Blue Division of the Greater Middlesex Conference, which is comprised of public and private high schools in the Middlesex County area and operates under the auspices of the New Jersey State Interscholastic Athletic Association.

[17] The football team competes in Division 2B of the Big Central Football Conference, which includes 60 public and private high schools in Hunterdon, Middlesex, Somerset, Union and Warren counties, which are broken down into 10 divisions by size and location.

The co-op program operates under agreements scheduled to expire at the end of the 2023–24 school year.