Summary
If you make $5,980 a year living in the region of Delaware, USA, you will be taxed $474. That means that your net pay will be $5,506 per year, or $459 per month. Your average tax rate is 7.9% and your marginal tax rate is 9.7%. 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 $9.74, hence, your net pay will only increase by $90.26.
Bonus Example
A $1,000 bonus will generate an extra $903 of net incomes. A $5,000 bonus will generate an extra $4,513 of net incomes.