As of March 2017, the average cost of a pack of cigarettes in New Jersey is $7.25. If you smoke one pack of cigarettes a day, that's over $200 a month. In one year, you've spent over $2,500 on cigarettes. That's enough to go on a vacation or buy a new TV! If you continue that "pack a day" habit for 25 years, you will spend over $65,000 buying cigarettes.