Summary
If you make $18,603 a year living in the region of Delaware, USA, you will be taxed $2,506. That means that your net pay will be $16,097 per year, or $1,341 per month. Your average tax rate is 13.5% and your marginal tax rate is 22.5%. 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 $22.45, hence, your net pay will only increase by $77.55.
Bonus Example
A $1,000 bonus will generate an extra $776 of net incomes. A $5,000 bonus will generate an extra $3,878 of net incomes.