This primary was a rematch of the 1979 Assembly election, in which Dalton and running mate Dennis L. Riley, who ran with the support of Congressman Jim Florio, unseated Gewertz and Francis J. Gorman, who had the support of Camden mayor and State Senator Angelo Errichetti.

[7] Each candidate had the support of their respective county party; Dalton in Camden and Gewertz in Gloucester.

[8] Unlike the neighboring fourth district, both Assemblymen Rand and Schuck were considered allies of Errichetti and shared a legislative office.

It consisted of Lakewood, Brick, and Toms River, and the shore towns of Lavallette, Mantoloking, Bay Head, Seaside Park, Seaside Heights, Ocean Gate, Point Pleasant Beach, and Point Pleasant.

Incumbent Senator Joseph Merlino, who had been redistricted from the 13th district, opted to run for Governor of New Jersey.