What is the legal gambling age in New Jersey? 21 or older. You need not be a resident of the state to play at NJ online casinos, but you do have to be located within state lines to play the games. Licensed NJ online casinos use geolocation software to check where you are.
In 2013, New Jersey legalized online casino gambling and poker. It was one of the first states to legalize them, and because of this, New Jersey helped the gambling industry expand even more due to its new virtual format.