Summary
If you make $49,988 a year living in the region of Washington DC, USA, you will be taxed $10,912. That means that your net pay will be $39,076 per year, or $3,256 per month. Your average tax rate is 21.8% and your marginal tax rate is 26.6%. 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 $26.64, hence, your net pay will only increase by $73.36.
Bonus Example
A $1,000 bonus will generate an extra $734 of net incomes. A $5,000 bonus will generate an extra $3,668 of net incomes.