Summary
If you make $18,491 a year living in the region of New Jersey, USA, you will be taxed $2,376. That means that your net pay will be $16,115 per year, or $1,343 per month. Your average tax rate is 12.9% and your marginal tax rate is 19.9%. 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 $19.85, hence, your net pay will only increase by $80.15.
Bonus Example
A $1,000 bonus will generate an extra $802 of net incomes. A $5,000 bonus will generate an extra $4,008 of net incomes.