In New Jersey, the legal gambling age is 19. In most states, 18 is the legal age to gamble in casinos, at racetracks, and at state-run lotteries. In some states, the legal gambling age is 21. In the United States, the legal gambling age is 18 in most states.
There are a few exceptions: in some states, the legal gambling age is 21, and in some Native American casinos, the legal age is 18. The legal gambling age is 18 in most jurisdictions.