Do they have the death penalty in NJ?
Technically they do. But, they haven't had an execution since 1963. They have 9-13 on death row (sites vary, probably with the last time the site was updated.
NPR and The Nation report that a state legislative commission has voted 12-1 to eliminate the death penalty. Prior to the commission's vote, a year or so prior, they passed a law temporarily suspending the death penalty.