Summary
If you make $39,942 a year living in the region of New Jersey, USA, you will be taxed $7,069. That means that your net pay will be $32,873 per year, or $2,739 per month. Your average tax rate is 17.7% and your marginal tax rate is 22.2%. This marginal tax rate means that your immediate additional income will be taxed at this rate. For instance, an increase of $100 in your salary will be taxed $22.17, hence, your net pay will only increase by $77.83.
Bonus Example
A $1,000 bonus will generate an extra $778 of net incomes. A $5,000 bonus will generate an extra $3,892 of net incomes.