[9] Beginning in 2007 with support from Rahway alumnus and former Merck & Co. CEO P. Roy Vagelos, President of The Marianthi Foundation, the new Advanced Placement Incentive Program (APIP) was introduced.

Rahway High School seniors who are admitted to and attend a U.S. News & World Report ranked Top 25 National University or Liberal Arts College will receive a scholarship from the Marianthi Foundation.

The Rahway High School Indians[2] compete in the Union County Interscholastic Athletic Conference, which is comprised of public and private high schools in Union County and was established following a reorganization of sports leagues in Northern New Jersey by the New Jersey State Interscholastic Athletic Association (NJSIAA).

[14] The boys' basketball team won the Class B (since reclassified as Group III) state championship in 1930, defeating Weehawken High School by a score of 24–16 in the tournament final played in front of a crowd of 5,000 at the 144th Regiment Armory in Elizabeth.

[21] The football team won the North II Group III state sectional championships in 1978, 1979 and 1984.

[23] The 1979 team finished the season with a 10–1 record after defeating Phillipsburg High School by a score of 14–6 in the North II Group III state sectional championship game played at Giants Stadium.

In addition to the overall title, the team also brought home several more first- and second-place trophies in each section at the event: Inspection, Regulation, Color Guard, and Exhibition.

[29][30] The Devil Pups were featured in the Disney Channel made-for cable movie Cadet Kelly (2002) after earning a National Runner-Up trophy in Platoon Exhibition the previous year.

[31] Rahway High School has been involved in U.S. FIRST Robotics since 2003 and has won their first ever District event (in Mount Olive) during the 2014-2015 FRC season.