Summary
If you make $49,946 a year living in the region of Iowa, USA, you will be taxed $10,160. That means that your net pay will be $39,786 per year, or $3,316 per month. Your average tax rate is 20.3% and your marginal tax rate is 25.4%. 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 $25.39, hence, your net pay will only increase by $74.61.
Bonus Example
A $1,000 bonus will generate an extra $746 of net incomes. A $5,000 bonus will generate an extra $3,731 of net incomes.